Reasons for Changes

Item Description of Change

Various

General:
1. All Items have been renumbered in accordance with ATA Spec 2200 (e.g. GB Item 25.1 renumbered as 25-60-1). The new system addresses previous requests/comments from Industry and TCCA staff as well as ensures better consistency with the format MELs are written.

2. All Items have been reviewed against the latest issue of FAA Policy Letters and CAR Amendments, and revised accordingly.

DEFINITIONS

DEF-1

Editorial change in definition of “aircraft crew”.
Revised definition of “all cargo operations” to provide further clarification, as per proposal from the Canadian Industry.
Added definition of “cargo configuration”, “all cargo configuration”, “cargo aircraft”, “all cargo aircraft”, as per proposal from the Canadian Industry, to provide clarification of terminology used in the GB.
Added definition of “combi”, “combi configuration”, “combi aircraft”, as per proposal from the Canadian Industry, to provide clarification of terminology used in the GB.

DEF-2

Editorial change in definition of “crew member”.
Revised definition of “Crew Rest Facility - Bunk” to replace “flight attendant” with “crew”.
Added definitions of “initial approach altitude” and “long range communication system (LRCS)”.

DEF-3

Revised definition of “non-passenger carrying operation” to provide further clarification, as per proposal from the Canadian Industry.
Revised definition of “official capacity” to add “Civil Aviation Safety Inspector” wording.
Added definition of “passenger configuration”, “passenger aircraft”, as per proposal from the Canadian Industry, to provide clarification of terminology used in the GB.

ATA 00 - GENERAL

00-00-1

CAS (Crew Alerting System) Message MMEL Relief
New item as per FAA PL 119 Rev. 2 (Draft “1d”).

ATA 21 - AIR CONDITIONING

21-20-1

RECIRCULATION FANS
Renumbered from 21.9.
Editorial changes. Revised Discussion to indicate this is not a new item in Revision 07.

21-30-1

AIR CONDITIONING AND PRESSURIZATION CONTROL MODES
Renumbered from 21.1.
Deleted (M) from first relief. Added “at or below 10,000 ft MSL” in proviso a) of second and third reliefs for clarification. Replaced “flight” with “operations” in proviso b) of third relief. Added CAR references. Revised fourth paragraph of Discussion to replace “guidance” with “procedures”.

21-30-2

OUTFLOW/SAFETY VALVES
Renumbered from 21.7.
Revised as per comments from TCCA specialists to provide further clarification. Editorial changes. Deleted additional wording in relief that indicated that valve could also be inoperative closed, and moved it to Discussion. Text of Discussion has been re-arranged so that scenarios with valve inoperative open and closed are addressed separately.

21-30-3

CABIN ALTITUDE INDICATOR
Renumbered from 21.2.
Added “at or below 10,000 ft MSL” to the second relief. Replaced “21.1” with “21-30-1” in Discussion.

21-30-4

CABIN ALTITUDE WARNING SYSTEM
Renumbered from 21.3.
Deleted “above” from proviso. Replaced “light” with “system” in Discussion.

21-30-5

CABIN RATE OF CLIMB INDICATOR
Renumbered from 21.4.
Added “at or below 10,000 ft MSL” to the second relief. Replaced “21.1” with “21-30-1” in Discussion.

21-30-6

DIFFERENTIAL PRESSURE INDICATOR
Renumbered from 21.5.
Added “at or below 10,000 ft MSL” to the second relief. Replaced “21.1” with “21-30-1” in Discussion.

21-50-1

AIR CONDITIONING PACKS
Renumbered from 21.8.
Added reference to FAA PL 40. Added (O) in first relief. Added “at or below 10,000 ft MSL” to the second relief, proviso a). Replaced “21.1” with “21-30-1” in Discussion. Added information about the (O) procedure in the C 2 1 relief.

21-50-2

EQUIPMENT AND AVIONICS COOLING FANS
Renumbered from 21.6.
Editorial changes in proviso.

21-60-1

CREW REST FACILITY - BUNK
Renumbered from 21.10.
Revised reliefs to add proviso “Associated crew rest facility is not occupied”, as per comments received at the MMEL GB WG Meeting held in October 2008.
Added reference to AWM 525.831(e)(2). Revised Discussion to indicate this is not a new item in Revision 07.

ATA 22 - AUTO FLIGHT

22-10-1

AUTOPILOT
Renumbered from 22.3.
Revised to address Transport and Non-transport Aircraft different configurations in alignment with FAA PL 101: added B 1 0 relief for Transport Category Aircraft with only one Autopilot Installed; existing C -  1 and B - 0 reliefs apply to Transport Category Aircraft with two or more Autopilots Installed; new C - 0 and existing D - 0 reliefs apply to Non-transport Category Aircraft. Updated reference to FAA PL 101.

22-10-2

AUTOPILOT DISCONNECTS
Renumbered from 22-1.
Revised as per comments from TCCA specialists as well as to align with the latest revision of FAA PL 93. Added reference to AWM 525.1329. Updated reference to PL 93.

22-10-3

AUTOPILOT DISCONNECTED WARNING SYSTEM
Renumbered from 22.2.
Added “considered inoperative and” to relief. Added “5” to AWM reference (“525”, as opposed to “25”). Deleted reference to FAA PL 101. Added note in Discussion to provide additional considerations for single-pilot operations. Revised FAA Differences section to indicate that the FAA does not provide specific MMEL policy for Autopilot Disconnected Warning System relief.

22-20-1

MACH TRIM SYSTEM
Renumbered from 22.4.

ATA 23 - COMMUNICATIONS

23-10-1

COMMUNICATION SYSTEMS
Renumbered from 23.3.
Revised to address specific VHF/UHF and HF/SATCOM reliefs as well as to align with latest FAA PL revisions. Updated reference to FAA PL 95. Added references to FAA PL 106 and NAV CANADA AIC 27/07.

23-10-2

CONTROLLER PILOT DATA LINK COMMUNICATIONS (CPDLC)
New item as per proposal submitted by the Canadian Industry.

23-20-1

SELECTIVE CALL (SELCAL) SYSTEM
Renumbered from 23.4.
Deleted “routine” from second relief as per FAA PL 117. Added specific reliefs for Channels as per PL 117. Added reference to PL 117.

23-20-2

ACARS (ARINC COMMUNICATIONS ADDRESSING AND REPORTING SYSTEM)
Renumbered from 23.1.
Added Note to both reliefs to indicate that any portion of the system that operates normally may be used.

23-20-3

AUTOMATED FLIGHT INFORMATION REPORTING SYSTEM (AFIRS)
New item based on existing reliefs approved as part of STC installations.

23-20-4

AUTOMATIC DEPENDENT SURVEILLANCE (ADS)
New item as per proposal submitted by the Canadian Industry. It also includes notes addressing comments from TCCA specialists.

23-30-1

PUBLIC ADDRESS SYSTEM
Renumbered from 23.9.
Revised item description by replacing “Passenger” with “Public”. Revised as per TCCA Cabin Safety comments as well as comments received at the MMEL GB WG Meeting held in October 2008. Updated references.

23-30-2

PRE-RECORDED ANNOUNCEMENT
Renumbered from 23.12.
Added “or live demonstration” to text in Discussion.

23-30-3

ACTIVE NOISE AND VIBRATION SUPPRESSION SYSTEM
Renumbered from 23.13.

23-40-1

CREW MEMBER INTERPHONE SYSTEM
Renumbered from 23.8.
Revised as per TCCA Cabin Safety comments as well as comments received at the MMEL GB WG Meeting held in October 2008. Added Note in first relief as per FAA PL 9. Updated reference to PL 9.

23-40-2

ALERTING SYSTEM
Renumbered from 23.11.
Replaced “flight compartment” with “flight deck”. Updated reference to FAA PL 9.

23-40-3

HANDSETS
Renumbered from 23.10.
Added proviso b) and Note 1 to sub-item 1) b) relief as per FAA PL 9. Replaced “station” with “handset(s) function(s)” in Note 2 of sub-item 1) b). Revised Repair Interval Category of sub-item 1) c) from “C” to “B” as requested at the MMEL GB WG Meeting held in October 2008. Replaced “passenger” with “public” in proviso a) of sub-item 1) c). Added “provided compartment remains unoccupied” in relief of sub-item 2) b). Updated reference to PL 9.

23-50-1

AUDIO CONTROL PANELS
Renumbered from 23.2.
Updated reference to FAA PL 56.

23-50-2

FLIGHT DECK SPEAKERS
Renumbered from 23.5.

23-50-3

BOOM MICROPHONES
Renumbered from 23.7.
Updated reference to FAA PL 58.

23-70-1

COCKPIT VOICE RECORDER
Renumbered from 23.6.
Updated reference to FAA PL 29.

ATA 24 - ELECTRICAL POWER

24-00-1

ELECTRICAL POWER SOURCES AND BUS TIES
Renumbered from 24.1.
Updated references. Added note in Discussion to indicate that ETOPS/EROPS requirements must be taken into consideration.

24-00-2

ELECTRICAL POWER SOURCE MONITORING DEVICES
Renumbered from 24.2.

ATA 25 - EQUIPMENT/FURNISHING

25-10-1

FLIGHT DECK CREW MEMBER SAFETY BELTS
Renumbered from 25.4.
Added (M) and revised proviso of second relief. Added CAR references. Revised definition of “official capacity” as per Definitions section of the GB.

25-10-2

PILOT SEAT ADJUSTMENTS
Renumbered from 25.10.
Revised in accordance with current MMEL reliefs for various aircraft as well as inputs from attendees of the MMEL GB WG Meeting held in October 2008.

25-10-3

OBSERVER SEATS
Renumbered from 25.6.
Revised first relief as per TCCA Airlines Division comments. Updated reference to FAA PL 56. Revised definition of “official capacity” as per Definitions section of the GB.

25-10-4

FLIGHT DECK DOOR SURVEILLANCE SYSTEMS
New item as per FAA PL 122. Last paragraph in Discussion was proposed at the MMEL GB WG Meeting held in October 2008.

25-20-1

PASSENGER CONVENIENCE ITEMS/NON-ESSENTIAL EQUIPMENT AND FURNISHINGS (NEF)
Renumbered from 25.8.
Editorial changes. Revised as per FAA PL 116 as well as inputs from attendees of the MMEL GB WG Meeting held in October 2008. Added references to CARs, PL 116, and FAA AD 74-08-09. Updated references to TP 9155 and PL 33. Added text in FAA Differences to indicate the FAA requires a specific NEF program in place.

25-20-2

FLIGHT ATTENDANT SEAT/SEAT ASSEMBLY
Renumbered from 25.2.
Revised as per TCCA Cabin Safety comments. Number Required in first relief changed from “-” to “1”. Revised Note 2 as per comments received at the MMEL GB WG Meeting held in October 2008. First relief Notes repeated in second relief, under sub-item 2). Added sub-item 3) as per FAA PL 97. Updated reference to PL 97. Revised FAA Differences.

25-20-3

PASSENGER SEATS
Renumbered from 25.9.
Revised to align with the latest revision of FAA PL 79. Updated reference to PL 79. Deleted “does not” in second paragraph of Discussion to reflect proper intent of the text. Added “NEF” in second paragraph of Discussion.

25-20-4

“FASTEN SEAT BELT WHILE SEATED” SIGNS OR PLACARDS
Renumbered from 25.3.
Updated reference to FAA PL 89. Deleted text in Discussion. Editorial change in FAA Differences.

25-20-5

OVERHEAD STORAGE BIN(S)/CABIN AND GALLEY STORAGE COMPARTMENTS/CLOSETS
Renumbered from 25.7.
Revised to align with the latest revision of FAA PL 104. Added second relief. Updated reference to PL 104. Revised FAA Differences to provide further clarification.

25-20-6

OVERHEAD (STOWAGE) RACK WITH RESTRAINING DEVICE
Renumbered from 25.11.
Added (M) to relief to address proviso b).

25-40-1

EXTERIOR LAVATORY DOOR ASHTRAYS
Renumbered from 25.16.
Editorial changes. Added “NEF” to Note 2. Second relief Note (regarding interior lavatory ashtrays) repeated in first relief. Added Note 1 (regarding Repair Interval extensions) in first and second reliefs.

25-40-2

LAVATORY NO SMOKING PLACARDS
Renumbered from 25.12.
Revised relief as per discussions at the MMEL GB WG Meeting held in October 2008.

25-50-1

CARGO COMPARTMENT LINING PANELS
Renumbered from 25.17.
Added (O) to relief and note in Discussion as per discussions at the MMEL GB WG Meeting held in October 2008.

25-50-2

CREW REST FACILITIES - BUNK
Renumbered from 25.18.
Deleted second relief under sub-item 1) as per discussions at the MMEL GB WG Meeting held in October 2008. Added (O) to relief of sub-item 2).

25-60-1

EMERGENCY LOCATOR TRANSMITTER
Renumbered from 25.1.
Revised to align with FAA PL 120 as well as to address CARs (e.g. Repair Interval Category prescribed by CAR 605.39). Added reference to PL 120. Revised FAA Differences.

25-60-2

FIRST AID KIT
Renumbered from 25.14.
Revised as per latest revision of FAA PL 73 as well as comments received at the MMEL GB WG Meeting held in October 2008. Deleted reference to CAR 604.39 (non-existent). Added references to CAR 704.84 and CASS 724.84. Updated reference to PL 73. Revised FAA Differences.

25-60-3

EMERGENCY MEDICAL KIT
Renumbered from 25.15.
Revised Discussion and FAA Differences sections to provide further clarification. Updated reference to FAA PL 73.

25-60-4

MEGAPHONE
Renumbered from 25.5.
Updated reference to FAA PL 47. Revised FAA Differences as per discussions at the MMEL GB WG Meeting held in October 2008.

25-60-5

FLIGHT ATTENDANT FLASHLIGHTS/FLASHLIGHT HOLDERS
Renumbered from 25.13.
Revised first relief as per discussions at the MMEL GB WG Meeting held in October 2008.

ATA 26 - FIRE PROTECTION

26-10-1

ENGINE FIRE DETECTION LOOPS
Renumbered from 26.4.
Updated reference to FAA PL 40. Editorial changes to FAA Differences.

26-10-2

ENGINE OVERHEAT DETECTION LOOPS
Renumbered from 26.6.
Updated reference to FAA PL 40. Editorial change to FAA Differences.

26-10-3

APU FIRE DETECTION SYSTEM
Renumbered from 26.1.
Updated reference to FAA PL 40. Editorial changes to FAA Differences.

26-10-4

MAIN LANDING GEAR BAY OVERHEAT DETECTION SYSTEM
Renumbered from 26.10.

26-10-5

BAGGAGE OR CARGO COMPARTMENT SMOKE DETECTORS
Renumbered from 26.3.
Updated reference to FAA PL 102.

26-10-6

LAVATORY SMOKE DETECTION SYSTEMS
Renumbered from 26.9.
Added proviso “In-flight service waste bags are not stored in the lavatory” to all reliefs. Copied Note of second relief under All Cargo Operations to all of the other reliefs (as per discussions at the MMEL GB WG Meeting held in October 2008).
Added (M) in the second relief for All Cargo Operations.
Updated references to reflect TCCA CBAAC 0102R. Updated reference to FAA PL 24. Revised Discussion to replace “garbage bags” with “in-flight service waste bags” in second paragraph.

26-10-7

CREW REST FACILITY - BUNK SMOKE DETECTION SYSTEM
Renumbered from 26.11.
Revised title of sub-items 1) and 2) as per discussions at the MMEL GB WG Meeting held in October 2008: “Individual” and “(If applicable)” added to sub-item 1); “and/or Bunk Aisle” added to sub-item 2).

26-20-1

ENGINE/APU FIRE EXTINGUISHER DISCS (THERMAL AND DISCHARGE)
Renumbered from 26.5.
Added (M) in relief. Added “nil” to References. Editorial change in FAA Differences.

26-20-2

APU FIRE EXTINGUISHING SYSTEM
Renumbered from 26.2.
Added “nil” to References.

26-20-3

LAVATORY FIRE EXTINGUISHING SYSTEMS
Renumbered from 26.8.
Deleted (M) in first relief. Added (O) in relief for Non-passenger Carrying Operations. Deleted Note of second relief under All Cargo Operations as per discussions at the MMEL GB WG Meeting held in October 2008. Updated reference to FAA PL 24. Deleted second paragraph in Discussion, as it is related to the Note that has been deleted.

26-20-4

PORTABLE FIRE EXTINGUISHERS
Renumbered from 26.7.
Deleted reference to CAR 604.41 (non-existent). Updated reference to FAA PL 75. Revised Discussion to replace “flight compartment” with “flight deck”.

ATA 27 - FLIGHT CONTROLS

27-00-1

CONTROL SURFACE POSITION INDICATORS
Renumbered from 27.2.
Revised as per comments from TCCA specialists. Added “(for non-fly-by-wire systems)” to item title to properly reflect its applicability. Replaced “deactivated” with “clearly identified as inoperative” in proviso b) of first relief. Added “nil” to References.

27-00-2

TAKEOFF CONFIGURATION WARNING SYSTEM
Renumbered from 27.9.
Updated reference to FAA PL 5.

27-10-1

AILERON AND RUDDER TRIM INDICATORS
Renumbered from 27.1.
Deleted Note from relief. Added “5” to AWM references (“523”/“525”, as opposed to “23”/“25”). Revised FAA Differences to provide further clarification.

27-20-1

RUDDER PEDAL ADJUSTMENT
Renumbered from 27.7.

27-30-1

STALL WARNING SYSTEM
Renumbered from 27.8.
Added (M) in relief. Added “nil” to References. Editorial changes in Discussion.

27-40-1

CONTROL WHEEL TRIM SWITCHES
Renumbered from 27.3.
Added reference to AWM 525.677. Editorial changes in FAA Differences.

27-40-2

PITCH TRIM POSITION INDICATING SYSTEM
Renumbered from 27.6.
Added (O) in relief. Added “5” to AWM references (“523”/“525”, as opposed to “23”/“25”).

27-50-1

FLAP POSITION INDICATOR
Renumbered from 27.4.
Added (O) in relief. Added “5” to AWM references (“523”/“525”, as opposed to “23”/“25”). Editorial change in FAA Differences.

27-60-1

LIFT DUMP AND/OR DRAG DEVICE INDICATOR
Renumbered from 27.5.
Revised relief and Discussion as per comments from TCCA specialists. Revised References to reflect proper TCCA guidance material (AC 525-016 Issue 1).

ATA 28 - FUEL SYSTEM

28-20-1

MAIN FUEL TANK PUMPS
Renumbered from 28.5.
Deleted (O) from relief. Updated reference to FAA PL 40. Added note in Discussion as per discussions at the MMEL GB WG Meeting held in October 2008.

28-20-2

PRESSURE REFUELING SYSTEM
Renumbered from 28.6.
Added “nil” to References. Added information in Discussion to indicate that relief may be dependant upon pressure refueling system design (as per MMEL GB WG Meeting held in October 2008).

28-20-3

FUEL TRANSFER SYSTEM
Renumbered from 28.2.
Added “nil” to References.

28-40-1

FUEL TANK INDICATION SYSTEMS
Renumbered from 28.1.
Revised item title for consistency. Added reference to AWM 525.1305. Revised Discussion as per comments from TCCA specialists.

28-40-2

FUEL TANK TEMPERATURE INDICATION
Renumbered from 28.3.
Added “nil” to References. Revised Discussion as per comments from TCCA specialists.

28-40-3

FUEL TANK MEASURING STICKS
Renumbered from 28.4.

ATA 30 - ICE AND RAIN PROTECTION

30-00-1

ANTI-ICE/DE-ICE SYSTEM TEST
Renumbered from 30.1.
Added “nil” to References.

30-00-2

ICE AND RAIN PROTECTION
Renumbered from 30.3.
Added restriction for ETOPS beyond 120 minutes in first and second reliefs. Updated references to FAA PLs 40 and 94. Editorial changes in Discussion.

30-10-1

WING DEICER BOOT ADVISORY INDICATIONS
Renumbered from 30.10.
Added “nil” to References.

30-20-1

POWERPLANT ICE PROTECTION
Renumbered from 30.7.
Editorial change in References: “19” added to the date of Letter 5011-1. Updated reference to FAA PL 40.

30-30-1

PITOT HEATERS
Renumbered from 30.5.
Revised relief to properly reflect restriction for ETOPS beyond 120 minutes. Updated references to AWM and FAA PL 40. Added guidance in Discussion regarding RVSM certification as per TCCA Flight Test comments.

30-30-2

PITOT HEAT INDICATING SYSTEM
Renumbered from 30.6.
Added (M) in relief. Replaced “in excess of” with “beyond” in relief. Revised proviso b). Added “5” to AWM references (“523”/“525”, as opposed to “23”/“25”). Deleted reference to TP 6327. Updated references to FAA PLs 40 and 90. Added “5” to AWM reference in Discussion. Replaced “Item 30.5” with “Pitot Heaters Item” in Discussion.

30-30-3

STATIC SOURCE HEATERS
Renumbered from 30.8.
Revised relief to properly reflect restriction for ETOPS beyond 120 minutes. Updated reference to FAA PL 40. Added “5” to AWM reference in Discussion. Replaced “requires” with “specifies” in third paragraph of Discussion. Added guidance in Discussion regarding RVSM certification as per TCCA Flight Test comments.

30-30-4

TOTAL AIR TEMPERATURE (TAT) PROBE HEATER SYSTEM
Renumbered from 30.9.
Added “enroute operations” in relief as per discussions at the MMEL GB WG Meeting held in October 2008. Updated reference to FAA PL 40. Added guidance in Discussion regarding RVSM certification as per TCCA Flight Test comments.

30-40-1

WINDSHIELD WIPERS
Renumbered from 30.11.

30-40-2

WINDSHIELD/WINDOW HEATERS
Renumbered from 30.12.
Added restriction for ETOPS beyond 120 minutes in first relief. Updated reference to FAA PL 40.

30-40-3

LIQUID RAIN REPELLANT SYSTEM
Renumbered from 30.4.
Added “nil” to References.

30-80-1

ICE DETECTION SYSTEMS
Renumbered from 30.2.
Updated reference to FAA PL 40. Revised Discussion for clarification.

ATA 31 - INDICATING/RECORDING SYSTEMS

31-20-1

CLOCK
Renumbered from 31.1.

31-30-1

FLIGHT DATA RECORDER
Renumbered from 31.3.
Deleted (O) from first relief. Deleted “verified” from proviso a) of first relief (as per discussions at the MMEL GB WG Meeting held in October 2008). Revised third relief (Digital FDR Recording Parameters required by regulations) as per TCCA Flight Test proposal. Updated reference to FAA PL 87.

31-40-1

ENGINE INDICATING AND CREW ALERTING SYSTEM (EICAS)
Renumbered from 31.2.
Updated reference to FAA PL 25.

31-50-1

AURAL WARNING SYSTEMS
Renumbered from 31.4.
Added “nil” to References.

ATA 32 - LANDING GEAR

32-40-1

ANTI-SKID SYSTEM
New item as per TCCA Flight Test proposal. Relief for turboprop airplanes addresses proposal from the Canadian Industry.

32-40-2

PARKING BRAKE
Renumbered from 32.1.

ATA 33 - LIGHTS

33-10-1

FLIGHT DECK AND INSTRUMENT PANEL LIGHTING SYSTEM
Renumbered from 33.1.
Revised item title for consistency. Updated reference to FAA PL 77.

33-20-1

PASSENGER COMPARTMENT LIGHTING
Renumbered from 33.10.
Added “nil” to References.

33-20-2

NO SMOKING/FASTEN SEAT BELT/RETURN TO CABIN LIGHTS
Renumbered from 33.9.
Added “return to seat is requested” in proviso b) of second relief. Added references to the Airworthiness Manual (AWM). Editorial changes in Discussion.

33-20-3

CREW REST FACILITY - BUNK INTERIOR LIGHTING
Renumbered from 33.13.
Revised proviso a) as per discussions at the MMEL GB WG Meeting held in October 2008. Added “nil” to References.

33-40-1

LANDING/TAXI LIGHTS
Renumbered from 33.6.
Updated reference to CAR 605.16.

33-40-2

ANTI-COLLISION LIGHT SYSTEM
Renumbered from 33.7.
Added reference to CAR 605.17. Revised first paragraph of Discussion as per discussions at the MMEL GB WG Meeting held in October 2008.

33-40-3

POSITION LIGHT SYSTEM
Renumbered from 33.8.
Updated reference to FAA PL 91. Added “wing” in FAA Differences.

33-40-4

STROBE LIGHT (OR HIGH INTENSITY) SYSTEM
Renumbered from 33.11.
Added reference to FAA PL 91.

33-40-5

WING INSPECTION (ICE) LIGHTS
Renumbered from 33.12.
Updated reference to FAA PL 72.

33-40-6

LOGO LIGHTS
Renumbered from 33.5.
Added “nil” to References.

33-50-1

FLOOR PROXIMITY EMERGENCY ESCAPE PATH MARKINGS
Renumbered from 33.4.
Deleted “Tape” in the title of third relief. Replaced “tape” with “system” in third relief. Deleted (O) from fourth relief. Updated references: added “CAR 705”; added “5” to AWM reference. Revised second paragraph of Discussion by deleting “tape” wording and adding “system” and “segment” wording. Editorial changes in second paragraph of Discussion.

33-50-2

EMERGENCY LIGHTING, INTERNAL
Renumbered from 33.3.
Added “5” to AWM reference (“525”, as opposed to “25”).

33-50-3

EMERGENCY LIGHTING, EXTERNAL
Renumbered from 33.2.
Deleted “1.” under Note of second relief, as it is a single note. Added “5” to AWM reference (“525”, as opposed to “25”). Replaced “NOTE #1” with “The Note” in first paragraph of Discussion.

ATA 34 - NAVIGATION EQUIPMENT

34-10-1

ALTITUDE ALERTING SYSTEM
Renumbered from 34.1.
Updated references to FAA PLs 39 and 84. Added note in Discussion regarding PL 39 Rev. 4. Revised FAA Differences to address conflict with FAR 91.219.

34-10-2

OUTSIDE AIR TEMPERATURE
Renumbered from 34.7.
Revised as per comments from TCCA specialists. Added references to CAR 605.18(e) and CAR 605.30.

34-10-3

VERTICAL SPEED INDICATORS
Renumbered from 34.11.
Revised first relief as per requests/comments from the Canadian Industry: “VFR” replaced with “VMC”. Revised third relief as per discussions at the MMEL GB WG Meeting held in October 2008: revised Repair Interval Category from “C” to “A” (one flight day); added Note to indicate that repair interval extensions are not permitted.

34-20-1

FLIGHT DIRECTOR
Renumbered from 34.2.
Deleted “and” from proviso a). Revised proviso d). Deleted wording in second paragraph of Discussion regarding RJ MMEL and 2/1 relief. Added note in Discussion to address systems where autopilot and flight director are not integrated.

34-20-2

FLIGHT INSTRUMENTS
Renumbered from 34.3.
Revised as per comments from TCCA specialists.
Revised title of Turn and Slip Indicator: deleted “s” from “Indicators”. Added (M) in first, third, fourth, fifth, and sixth reliefs. Added Note to fifth relief, and revised Repair Interval Category of sixth relief from “C” to “B”, as per discussions at the MMEL GB WG Meeting held in October 2008. Updated reference to FAA PL 30. Added reference to FAA PL 111.

34-20-3

NON-STABILIZED MAGNETIC COMPASS
Renumbered from 34.5.
Deleted (O) from first relief as per discussions at the MMEL GB WG Meeting held in October 2008. Added “if necessary” in the third relief. Updated reference to FAA PL 10. Deleted sentence in FAA Differences that indicated that the FAA does not include INS(IRU) in a).

34-30-1

RADIO ALTIMETER
Renumbered from 34.8.
Added references to TP 1490, CAR 704.36(1), and CAR 705.47(1).

34-40-1

WEATHER RADAR
Renumbered from 34.12.
Updated reference to FAA PL 40. Deleted references to B767, DC9, and B1900 in FAA Differences.

34-40-2

GROUND PROXIMITY WARNING SYSTEM (GWPS) / TERRAIN AWARENESS AND WARNING SYSTEM (TAWS)
Renumbered from 34.4.
Revised to align with the latest revision of FAA PL 54. Deleted reference to CAR 705.78. Updated reference to PL 54.

34-40-3

WINDSHEAR DETECTION, WARNING, AVOIDANCE AND GUIDANCE SYSTEM
Renumbered from 34.13.
Added “Warning, Avoidance” and “Predictive” to the item title. Revised as per comments from TCCA specialists as well as to align with the latest revision of FAA PL 67.
Revised first relief when required by regulation from “C 1 0” to “B - 0”. Added Note in first relief when required by regulation. Added second relief when required by regulation. Revised Number Installed of relief when not required by regulation from “1” to “-”. Updated reference to PL 67. Added note in Discussion regarding Windshear Warning and Guidance System (Reactive).

34-40-4

TRAFFIC ALERT AND COLLISION AVOIDANCE SYSTEM (TCAS/ACAS)
Renumbered from 34.10.
Editorial changes. Revised to address current regulations (ACAS is prescribed in the CARs since July 2007) as well as to align with the latest revision of FAA PL 32.
Deleted (O) from second, third, fifth, and seventh reliefs. Added references to CARs. Updated reference to PL 32. Replaced “34.11” with “34-10-3” in Discussion.

34-50-1

NAVIGATION AND APPROACH AID EQUIPMENT
Renumbered from 34.6.
Editorial changes. Revised as per comments from TCCA specialists.
Added “and not powered by and emergency or standby electrical bus” wording in ADF, DME Systems relief. Added (O) and wording regarding enroute operations in first relief under GPS sub-item. Deleted “provided routine procedures do not require its use” wording from second relief under GPS sub-item. Deleted relief for FMS where RNP operations have been approved. Deleted “Enroute” from GPS/FMS Data Base sub-item title. Added (O) in GPS/FMS Data Base relief. Relief for GPS/FMS Approach Data Base moved as proviso d) of GPS/FMS Data Base relief. Updated references to FAA AC 20-138, PL 3, PL 63, and PL 98.

34-50-2

ATC TRANSPONDER AND AUTOMATIC ALTITUDE REPORTING SYSTEM
Renumbered from 34.9.
Revised first relief from “C 1 0” to “C - -”. Added relief for ADS-B Squitter Transmissions as per FAA PL 76. Updated references to FAA PLs 76 and 84. Added note in Discussion regarding ADS-B data. Revised FAA Differences.

ATA 35 - OXYGEN

35-10-1

FLIGHT DECK OXYGEN SYSTEM
Renumbered from 35.1.
Replaced “Crew Member” with “Flight Deck” in item title, and revised Discussion, as per discussions at the MMEL GB WG Meeting held in October 2008. Added “flight” before “crew member” in Note as well as first paragraph of Discussion.

35-20-1

PASSENGER OXYGEN SYSTEM
Renumbered from 35.3.
Replaced “manual” with “alternate flight deck” in proviso a) of second relief. Replaced “35.6” with “35-20-2” in sub-item for Individual PSUs. Added “installed” in proviso b) of first relief for All Cargo Operations. Added reference to CAR 605.32. Replaced “first aid” with “First Aid Oxygen” in References.

35-20-2

PASSENGER SERVICE UNITS (DROP DOWN OXYGEN)
Renumbered from 35.6.
Revised as per discussions at the MMEL GB WG Meeting held in October 2008.
Editorial changes in Discussion.

35-20-3

LAVATORY OXYGEN
Renumbered from 35.2.
Added (M) in first relief. Following changes done as per discussions at the MMEL GB WG Meeting held in October 2008: revised Number Installed in both reliefs from “1” to “-”; revised Number Required in second relief from “-” to “0”; added Note in first relief; deleted (O) in second relief.

35-20-4

CREW REST FACILITY - BUNK DROP DOWN OXYGEN MASKS
Renumbered from 35.7.
Deleted second relief as per discussions at the MMEL GB WG Meeting held in October 2008. Added “nil” to References.

35-30-1

PORTABLE OXYGEN DISPENSING UNITS (BOTTLE AND MASK)
Renumbered from 35.4.
Added “and used” in proviso c).

35-30-2

PROTECTIVE BREATHING EQUIPMENT
Renumbered from 35.5.
Updated reference to FAA PL 43.

ATA 36 - PNEUMATIC

36-00-1

PNEUMATICS (ETOPS)
Renumbered from 36.1.
Editorial changes. Added “pneumatic” in the relief. Updated reference to FAA PL 40.

ATA 38 - WATER/WASTE

38-10-1

PORTABLE WATER SYSTEMS
Renumbered from 38.1.
Added Notes in first relief as per discussions at the MMEL GB WG Meeting held in October 2008. Added Note in second relief as per FAA PL 83. Updated reference to PL 83. Second and third paragraphs of Discussion (notes about (O) procedure and AOSH) moved as Notes under first relief. Replaced “AOSH” terminology with “AOH&S”.

38-30-1

LAVATORY WASTE SYSTEMS
Renumbered from 38.2.
Deleted original Note under first and second reliefs as per TCCA Cabin Safety comments. Added Notes in second relief as per discussions at the MMEL GB WG Meeting held in October 2008. Added third relief to address individual components. Updated reference to FAA PL 83. Notes about (O) procedure and AOSH in Discussion deleted and moved as Notes under second relief. Replaced “AOSH” terminology with “AOH&S”. Added “for passengers” in fifth paragraph of Discussion. Deleted last paragraph of Discussion (reference to PL 83).

ATA 46 - INFORMATION SYSTEMS

46-20-1

ELECTRONIC FLIGHT BAGS
New item as per FAA PL 121.

ATA 47 - INERT GAS SYSTEM

47-10-1

NITROGEN GENERATION SYSTEM
New item based on FAA PL 118, which is intended to address new technology being installed on aircraft.

ATA 49 - AIRBORNE AUXILIARY POWER

49-10-1

AUXILIARY POWER UNIT (APU)
Renumbered from 49.1.
Added references to TP 6327 and FAA PL 40. Added note in Discussion as per comments from TCCA specialists.

ATA 52 - DOORS

52-10-1

EMERGENCY EXITS AND ESCAPE SLIDES (PASSENGER CARRYING OPERATIONS)
Renumbered from 52.2.
Replaced FAR reference with AWM in Notes 2.c) and 8. Revised Note 8 to read “basis of certification” instead of “cert. basis”, as per CAR 511 terminology. Revised Notes 4 and 11 to address current TCCA organization. Updated reference to FAA PL 1. Added note in Discussion as per discussions at the MMEL GB WG Meeting held in October 2008.

52-10-2

EMERGENCY EXITS AND ESCAPE SLIDES (AIRCRAFT CREW ONLY)
Renumbered from 52.1.
Editorial changes. Deleted reference to FAA PL 99. Updated reference to FAA PL 1.

52-10-3

NARROW-BODY ALL CARGO AIRCRAFT SLIDE RELIEF
Renumbered from 52.4.
Deleted “Exits/” from item sub-title as per discussions at the MMEL GB WG Meeting held in October 2008. Updated references to AWM 525.810 and FAA PL 99. Editorial changes in FAA Differences.

52-50-1

ENHANCED FLIGHT DECK SECURITY DOOR
New item as per FAA PL 112.

52-70-1

EXTERNAL DOOR(S) INDICATION SYSTEM
Renumbered from 52.3.
Added “External” to item title. Updated references. Deleted sentence regarding PL 69 in FAA Differences.

ATA 61 - PROPELLERS

61-20-1

PROPELLER SYNCHROPHASING SYSTEM
Renumbered from 61.1.
Added “C” to Repair Interval Category. Added “nil” to References. Revised Discussion as per discussions at the MMEL GB WG Meeting held in October 2008.

ATA 73 - ENGINE FUEL AND CONTROL

73-20-1

FULL AUTHORITY DIGITAL ELECTRONIC CONTROL (FADEC)
Renumbered from 73.1.
Revised relief for clarification. Updated reference to FAA PL 45. Added “National” to first paragraph and sub-paragraph 4 of Discussion. Revised sub-paragraphs 1 and 5, and added sub-paragraph 6, in Discussion as per comments from TCCA specialists.

73-30-1

FUEL FLOW/PRESSURE INDICATIONS
Renumbered from 73.2.
Editorial change in References. Updated reference to FAA PL 11. Revised FAA Differences to read “analogue” as opposed to “analog”.

ATA 77 - ENGINE INDICATING

77-00-1

ENGINE INSTRUMENTS
Renumbered from 77.1.
Revised cross-reference in Note: replaced “77.3” with “77-10-1”. Updated references to FAA PLs 6, 13, and 38.

77-10-1

PRIMARY POWER SETTING INSTRUMENTS (THREE/FOUR ENGINE AIRCRAFT)
Renumbered from 77.3.
Updated reference to FAA PL 38.

77-30-1

ENGINE VIBRATION MONITORS
Renumbered from 77.2.
Added (M) in first and second reliefs. Added note about the (M) procedure in Discussion as per discussions at the MMEL GB WG Meeting held in October 2008.

ATA 78 - ENGINE EXHAUST AND THRUST REVERSER

78-30-1

THRUST REVERSERS
Renumbered from 78.1.
Revised as per discussions at the MMEL GB WG Meeting held in October 2008.
Added provisos a) and b) in first relief. Deleted note about different aircraft engine configuration under first relief. Deleted second relief. Revised relief for smaller aircraft: added (M)(O); deleted references to aircraft types in relief; added new proviso addressing AFM performance penalties. Updated reference to FAA PL 26. Added note in Discussion to address thrust reverser asymmetry in four-engine configurations.

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