(a) P6 Main Power Distribution Panel
1) ENGINE NO. 1 RIGHT IGNITION
2) ENGINE NO. 1 LEFT IGNITION
3) ENGINE NO. 2 RIGHT IGNITION
4) ENGINE NO. 2 LEFT IGNITION
S 865-142
(8) Make sure these circuit breakers for the fuel system are closed:
(a)
P6 Main Power Distribution Panel
1) BOOST PUMP FWD TANK 1
2) SHUTOFF VALVE ENG 1
3) SHUTOFF VALVE ENG 2
4) CROSSFEED VALVE
(b)
Set the two engine start levers to the IDLE position to open the fuel shutoff valves for the engine.
S 865-210
(9) Open this circuit breaker and attach a DO-NOT-CLOSE tag:
(a) P6 Main Power Distribution Panel
1) APU CONT
S 865-143
(10) Set the crossfeed valve switch on the P5 panel in the open position.
(a) Manually open the APU fuel valve.
D. Test Procedure
S 795-144
(1)
Set the switch for the FWD boost pump for the No. 1 tank to the ON position.
S 795-148
(2)
When the LOW PRESSURE light for the boost pump goes off, examine these locations for some fuel leaks.
NOTE: If the light does not go off, do the procedure to prime
____
the boost pump (AMM 28-22-41/401).
(a)
The engine shutoff valve on the front spar of the left wing
(b)
The crossfeed valve on the rear spar of the right wing
(c)
The engine shutoff valve on the front spar of the right wing
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A 737-300/400/500MAINTENANCE MANUAL
(d)
The manual defueling valve on the front spar of the right wing
(e)
The shroud drain line at the drain mast in the fairing on the left wing-body fillet.
NOTE: If you find leakage at the drain mast, you must do a
____ check of all the upstream branches of the drain manifold to find the source.
1) The APU shutoff valve on the rear spar of the left wing 2) The drain valve for the fuel line shroud for APU (aft of the left wheel well)
S 865-149
(3) Set the switch for the FWD boost pump for the No. 1 tank to the OFF position.
E. Put the Airplane Back to Its Usual Condition
S 865-153
(1)
Put the two engine start levers to the CUTOFF position to close engine shutoff valves.
S 865-154
(2)
Put the crossfeed valve switch on the P5 panel to the closed position.
S 865-155
(3)
Remove the DO-NOT-CLOSE tags and close these circuit breakers for the engine ignition:
(a)
P6 Main Power Distribution Panel
1) ENGINE NO. 1 RIGHT IGNITION
2) ENGINE NO. 1 LEFT IGNITION
3) ENGINE NO. 2 RIGHT IGNITION
4) ENGINE NO. 2 LEFT IGNITION
(b)
Manually close the APU fuel valve.
S 865-212
(4) Remove the DO-NOT-CLOSE tag and close this circuit breaker:
(a) P6 Main Power Distribution Panel
1) APU CONT
S 095-158
WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE
_______ THE LE FLAP SAFETY LOCKS. THE LE FLAPS CAN MOVE QUICKLY IF YOU DO NOT REMOVE THE SAFETY LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(5) Remove the locks from the leading edge flaps (AMM 27-81-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
28-22-00
ALL ú ú 01 Page 539 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 865-238
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LE AND TE
_______ FLAPS AND FLAP DRIVE MECHANISMS BEFORE YOU MOVE THE FLAPS. THE FLAPS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
(6)
Retract the leading edge flaps (AMM 27-81-00/201).
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本文链接地址：737-300 400 500 AMM 飞机维护手册 燃油 FUEL 2(93)
