(b) Escape Slides
1 Low pressure (NO GO) indication:
_ NOTE : If the aircraft is exposed to temperature changes (from
____ cold to warm), the pressure gages of the escape slides can give NO GO indication for a short time because the green temperature compensator cursor in the gage reacts to temperature changes faster than the gas expansion in the bottle. NO GO indications may occur for short periods under the following circumstances :
-if the cabin door is open in cold condition when the aircraft is being prepared or while passengers are embarking.
-when the aircraft is heated for flight preparation after the aircraft has been parked unheated and allowed to cool. After closing of the doors and when the aircraft temperature becomes stable, the NO GO indication is no longer present.
(3) Galley Equipment
(a) You must drain all the galley equipment which contains water, such as coffee makers and water boilers (Ref. TASK 12-31-38-660-001).
NOTE : You must operate the taps several times to make sure that
____
the supply lines are empty.
(b) Pre-conditioning
WARNING : DO NOT OPEN OR GO NEAR PRESSURE-SEALED DOORS WHEN THE
_______ AIRCRAFT IS PRESSURIZED. A PRESSURE-SEALED DOOR THAT OPENS WHEN THE AIRCRAFT IS PRESSURIZED.
-WILL CAUSE EXPLOSIVE DECOMPRESSION.
-CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAUSE DAMAGE TO THE AIRCRAFT/EQUIPMENT.
WARNING : MAKE SURE THAT THE FWD AVIONICS ACCESS DOOR 811 IS
_______ OPEN. WITH A WARNING PLACARD ATTACHED TO IT. THE WARNING NOTICE MUST TELL PERSONS NOT TO CLOSE THE DOOR. THIS PREVENTS ACCIDENTAL PRESSURIZATION OF THE AIRCRAFT.
NOTE : If it not possible to drain all the galley equipment it is
____ recommended to apply heating (Ref. TASK 12-33-21-618-001) as follows:
----------------------------------------------------------------------------| OUTSIDE AIR |EXTERNAL HEAT | APU | SUPERVISOR | DRAINING OF | | TEMPERATURE | SOURCE | | | WATER SYSTEM | |--------------|--------------|--------------|--------------|--------------| | 0 deg.C | 1 HOUR | | | | | (32 deg.F) | | | | | | to | EVERY | NO | NO | NO | | -5 deg.C | | | | | | (23 deg.F) | 4 HOURS | | | | |--------------|--------------|--------------|--------------|--------------| | -5 deg.C | 2 HOURS | | | | | (23 deg.F) | | | | | | to | EVERY | NO | NO | NO | | -10 deg.C | | | | | | (14 deg.F) | 4 HOURS | | | | |--------------|--------------|--------------|--------------|--------------| | -10 deg.C | | | | | | (14 deg.F) | | | | | | to | CONTINUOUS | NO | NO | NO | | -15 deg.C | | | | | | (-5 deg.F) | | | | | |--------------|--------------|--------------|--------------|--------------| | BELOW | | AS | | | | -15 deg.C | CONTINUOUS | REQUIRED | YES | YES | | (-5 deg.F) | | | | | ----------------------------------------------------------------------------
Subtask 12-31-25-620-050 R B. First Aid Kit (7600MM)
(1) Remove the first aid kits from the aircraft if the cabin temperature R is below -10 deg.C (+14.00 deg.F).
NOTE : To avoid damage to the kit equipment keep the kits in a place
____ with a temperature between min. 1 deg.C (33.80 deg.F) and 40 deg.C (104.00 deg.F) max.
(2) Put a warning notice in position to tell personnel that the first aid kits are removed.
5. Close-up
________
Subtask 12-31-25-410-050
A. Close Access
(1)
Close the cargo compartment doors (Ref. TASK 52-30-00-860-002).
(2)
Close the passenger/crew door(s) (Ref. TASK 52-10-00-410-001).
COLD WEATHER MAINTENANCE - FLIGHT CONTROLS - MAINTENANCE PRACTICES__________________________________________________________________
TASK 12-31-27-660-001
Cold Weather Maintenance - Flight Controls
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU_______ START A TASK ON OR NEAR: - THE FLIGHT CONTROLS - THE FLIGHT CONTROL SURFACES - THE LANDING GEAR AND THE RELATED DOORS - COMPONENTS THAT MOVE.
1. Reason for the Job__________________
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