(c)
Open the access panel for the refuel control panel (P15), if the door is closed.
(d)
Write the value shown on the applicable refuel quantity indicator.
(e)
Compare the values on the fuel quantity indicator (in the control cabin) and the fueling quantity indicator (on the P15 panel).
(f)
The values must be the same with a tolerance of |20 lbs (|20 kgs).
F. Put the Airplane Back to Its Usual Condition
S 415-025-001
(1)
Close the access door for the fueling control (P15) panel.
S 865-026-001
(2)
Remove the electrical power, if it is not necessary for other tasks (AMM 24-22-00/201).
TASK 28-41-00-825-027-001
4. System Test - Fuel Quantity Indicating System_____________________________________________
A. Equipment
(1)
System test unit - Model GTF-2, P/N 361-012-001, Gull Airborne Instruments Inc., 55 Engineers Road, Smithtown, N.Y. 11787
(2)
Test harnesses
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)
F72731-115 - center tank
(b)
F72731-117 - tanks No. 1 and No. 2
B. References
(1)
AMM 24-22-00/201, Manual Control
(2)
AMM 27-81-00/201, Leading Edge Flaps and Slats
(3)
AMM 28-23-00/201, Defueling
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
AIRPLANES WITH ANALOG FUEL QUANTITY ú 28-41-00
INDICATORS ú CONFIG 1 ú 01A Page 511 (GULL SYSTEM TESTER) ú Jul 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(4) AMM 28-41-81/401, Fuel Summation Unit
C. Access
(1)
Location Zones
101 Control Cabin, Left
217 Right Main Wheel Well
303 Left Wing Inboard Leading Edge
402 Right Wing Outboard Leading Edge
403 Right Wing Inboard Leading Edge
(2)
Access Panels
6540 Refueling Station Access Door
D. Prepare for the Adjustment
S 865-028-001
(1) Connect the electrical power (AMM 24-22-00/201).
S 865-062-001
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.
(2) Extend the leading edge flaps (AMM 27-81-00/201).
S 495-030-001
WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO
_______ INSTALL THE LE FLAP SAFETY LOCKS. THE LE FLAPS CAN MOVE QUICKLY IF YOU DO NOT INSTALL THE SAFETY LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(3)
Install the locks on the leading edge flaps (AMM 27-81-00/201).
S 655-031-001
(4)
Remove all the fuel from the fuel tank, and the fuel in the sumps (AMM 28-23-00/201).
NOTE: If you adjust the system for only one tank, you can move the
____
fuel into the other tanks.
S 865-032-001
(5) Open these circuit breakers and attach the DO-NOT-CLOSE tags:
(a) P6 Main Power Distribution Panel,
1) QTY
2) EP GND FUELING
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù.
AIRPLANES WITH ANALOG FUEL QUANTITY ú 28-41-00
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