737-300 400 500 AMM 飞机维护手册 燃油 FUEL 3(52)

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 No. 1 and 2 *[1] Center *[1]  11000 |110 lb16800 |170 lb
 No. 1 and 2 *[2] Center *[2]  5000 |50 kg7600 |80 kg
 *[1] Fuel quantity indication in pounds *[2] Fuel quantity indication in kilograms
 (d) (e) (f)  Write the value shown on the fuel quantity indicator.Open the access door for the refuel control panel (P15).Write the value shown on the applicable refuel quantity indicator.
 (g)  Compare the values on the fuel quantity indicator (in the control cabin) and the refuel quantity indicator (on the P15 panel). 1) The values must be the same with a tolerance of |50 pounds (|20 kilograms).
 S 715-026-002
 (5)  Do the task, "Operational Test - Fuel Quantity Indicating System".
 S 865-027-002
 (6)  Open the QTY and EP GND FUELING circuit breakers.
 S 085-028-002
 (7)  Remove the test equipment. (a) Disconnect the test harness from the rear of the fuel quantity indicator and the airplane wire bundle. (b) Connect the airplane wire bundle to the rear of the fuel quantity indicator. (c) Install the fuel quantity indicator in the pilots' panel, and tighten the clamp screw.
 S 865-029-002
 (8)  Close these circuit breakers and remove the DO-NOT-CLOSE tags: (a) P6 Main Power Distribution Panel 1) EP GND FUELING

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 AIRPLANES WITH ANALOG FUEL QUANTITY ú 28-41-00
 INDICATORS ú CONFIG 2 ú 02A Page 515 (SIMMONDS SYSTEM TESTER) ú Jul 15/96
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 2) QTY
 S 975-030-002
 (9)  Do a check of the values on the fuel quantity indicator with an empty tank.
 (a)  
Make sure the fuel quantity indicator shows a value of zero

 with the applicable tolerance: Tanks No. 1 and 2 +110/-0 lbs (+50/-0 kgs) Center tank +170/-0 lbs (+80/-0 kgs)

 (b)  
Write the value shown on the fuel quantity indicator.

 (c)  
Open the access panel for the refuel control panel (P15), if the panel is closed.

 (d)  
Write the value shown on the applicable refuel quantity indicator.

 (e)  
Compare the values on the fuel quantity indicator and the refuel quantity indicator. 1) The values must be the same with a tolerance of |50 pounds

 (|20 kilograms).
 F. Put the Airplane Back to Its Usual Condition
 S 415-031-002
 (1)
Close the access door for the refuel control panel (P15).

 S 865-032-002

 (2)  
Remove the electrical power, if it is not necessary for other tasks (AMM 24-22-00/201).

 TASK 28-41-00-825-061-002
 4.  System Test - Fuel Quantity Indicating System_____________________________________________
 A. Equipment
 (1)  
System test unit (one of the following):

 (a)  
Model PSD40-1, J. C. Air, 400 Industrial Parkway, Industrial Airport, KS 66031

 (b)  
Model PSD60-1, -2, -2R; J. C. Air

 

 (2)  
Test harnesses (use one of the following):

 NOTE:____You must control the quality of the test cables. Make sure the stray capacitance for the test cables is less than
 0.2 pf.
 (a)  
J. C. Air Test Cables and Adapters (recommended): 1) PSD40-503 T-cable 2) PSD40-502 adapter (center tank only) 3) PSD40-502-3 adapter (tanks No. 1 and 2 only) 4) Ground cable

 (b)  
Boeing test cables with adapters (optional): 1) F72731-119 - center tank 2) F72731-121 - tanks No. 1 and 2

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
 AIRPLANES WITH ANALOG FUEL QUANTITY ú  28-41-00
 INDICATORS ú CONFIG 2 ú 02A Page 516 (SIMMONDS SYSTEM TESTER) ú Mar 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
 B.
C.
D.
A
737-300/400/500MAINTENANCE MANUAL
 3)  Tee connectors:
 a)  LC-93-03 (Kings Electronics, 40 Marblehead Road, Tuckahoe, NY 10707) - for Lo-Z connections, two are necessary
 b) UG274A/U - for Hi-Z connection, one is necessary 4) Adapter cables (fabricated locally):
　
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