TASK 32-22-01-842-063
7. Ground Door Release handle Close Operation
__________________________________________
A. Reference
(1)
AMM 29-11-00/201, Main hydraulic Supply System
B.
Access
(1)
Location Zone
711 Nose Landing Gear Door, Forward, LH
712 Nose Landing Gear Door, Forward, RH
C.
Procedure
S 782-064
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL CONTROL
_______ SURFACES BEFORE YOU SUPPLY HYDRAULIC POWER. AILERONS, RUDDERS, ELEVATORS, FLAPS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU SUPPLY HYDRAULIC POWER. THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(1)
Pressurize the hydraulic system No. 1 (AMM 29-11-00/201).
(2)
Put the ground door release handle in the DOORS CLOSE position.
S 842-066
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A 747-400 MAINTENANCE MANUAL
(3) S 862-080If it is not necessary, remove the power to the hydraulic system No. 1 (AMM 29-11-00/201).
(4) S 842-067Put the handle back to the "Stowed" position before the flight.
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747-400 MAINTENANCE MANUAL
AFT NOSE WHEEL WELL DOORS - REMOVAL/INSTALLATION
________________________________________________
1. General
_______
A. This procedure contains two tasks:
(1)
The removal of the wheel well door on the aft of the nose landing gear.
(2)
The installation of the wheel well door on the aft of the nose landing gear.
NOTE: This task includes the adjustment of the aft door for the
____
nose landing gear.
TASK 32-22-02-004-001
2. Aft Nose Wheel Well Doors Removal (Fig. 401)
_________________________________
A. References
(1)
AMM 09-11-00/201, Towing
(2)
AMM 32-00-30/201, Landing Gear Door Locks
(3)
AMM 34-31-04/401 Glide Slope Track Antenna
(4)
AIPC 32-22-01-01
(5)
AIPC 32-22-02-01
(6)
AIPC 32-22-04-01
B.
Access
(1)
Location Zone
713 Nose Landing Gear Door, Aft, LH
714 Nose Landing Gear Door, Aft, RH
C.
Prepare for the Procedure
S 494-045
(1) Make sure the ground locks are installed in all landing gear (AMM 09-11-00/201).
S 494-044
WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO INSTALL
_______ THE DOOR LOCKS ON THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT INSTALL THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(2) Do this task: "Installation of the Door Locks on the Nose Landing Gear" (AMM 32-00-30/201).
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MAINTENANCE MANUAL
