737-300 400 500 AMM 飞机维护手册 燃油 FUEL 3(84)

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 S 095-050-001
 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.
 (3) Remove the locks on the leading edge flaps (AMM 27-81-00/201).
 S 865-059-001
 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.
 (4)  Retract the leading edge flaps (AMM 27-81-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH SIMMONDS DIGITAL FUEL ú
 28-41-02 QUANTITY INDICATORS ú CONFIG 1
 ú 01 Page 520 (GULL SYSTEM TESTER) ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 S 865-052-001
 (5)  Remove the electrical power, if it is not necessary for other tasks (AMM 24-22-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH SIMMONDS DIGITAL FUEL ú
 28-41-02 QUANTITY INDICATORS ú CONFIG 1
 ú 01 Page 521 (GULL SYSTEM TESTER) ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 FUEL QUANTITY INDICATING SYSTEM - ADJUSTMENT/TEST
_________________________________________________
 1.  General
_______
 A.  This procedure has these tasks:
 (1)  
A test for the correct operation of the fuel quantity indicating system

 (2)  
A system trim

 (3)  
A system test

 B.  To do the test for the correct operation, you push the test switch in the control cabin and make sure the indicators operate. Then you do the same at the refuel control panel (P15) on the wing.
 C.  You must do a check of the value on the applicable fuel quantity indicator after you replace one of these components:
 (1)  
The fuel quantity indicator

 (2)  
The tank unit

 (3) The compensator ú (4) The wire bundle
 (5)  The capacitance trimmer.
 D.  Compare the value to this table to see if you must do the trim procedure or the system test of the fuel quantity indicating system:
 NOTE: You must do this check before you put the fuel in the tank.
____
 ~...................................................................... | | ACTION REQUIRED | | ...................................................... | TANKS | | TRIM | SYSTEM TEST | | | NONE | (Ref Par. 4) | (Ref Par. 5) | ........................................................................ | 1 & 2 | 0 to +110 lbs | +110 to +200 lbs | over 200 lbs | | | 0 to +50 kgs | +50 to +100 kgs | over 100 kgs | ........................................................................ | CENTER | 0 to +170 lbs | +170 to +300 lbs | over 300 lbs | | | 0 to +80 kgs | +80 to +150 kgs | over 150 kgs | 2.................…................…..................…................1
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH SIMMONDS DIGITAL FUEL ú
 28-41-02 QUANTITY INDICATORS ú CONFIG 2
 ú 01.1 Page 501 (SIMMONDS SYSTEM TESTER) ú Jul 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 E.  If a fuel quantity indicator shows the word ERR but no error code, it is necessary to correct this condition. This condition shows that the fuel quantity indicator measures a capacitance in the tank unit less than the minimum for an empty fuel tank. With this condition, one of the tank units is loose or it is necessary to the system test or the trim procedure for the fuel quantity indicating system.
 F.  If the value on an indicator changes suddenly, do a check for water in the applicable fuel tank (Ref 12-11-00/301).
 G.  An indicator in the control cabin is referred to as a fuel quantity
　
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