28-41-72
 QUANTITY TRANSMITTER (IFQT)  ú ú 01 Page 404 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
M29142
A 737-300/400/500MAINTENANCE MANUAL
 S 014-007
 (7)  
For airplanes with auxiliary fuel tanks, remove the applicable cargo liners (AMM 25-52-81/401).

 S 024-008

 (8)  
Disconnect the applicable tank FQIS harness connector at the J1 receptacle of Isolated Fuel Quantity Transmitter (IFQT) assembly (Fig. 401).

 S 024-009

 (9)  
Disconnect the harness connector at the J2 receptacle of the Isolated Fuel Quantity Transmitter (IFQT) assembly for the applicable tank (Fig. 401).

 S 024-010

 (10)
 Remove the three screws and washers that install the IFQT to the bracket (Fig. 401).

 TASK 28-41-72-404-018
 3. Isolated Fuel Quantity Transmitter (IFQT) Installation
_______________________________________________________
 A. References
 (1)  
AMM 25-52-65/401, Cargo Compartment Ceiling Lining

 (2)  
AMM 25-52-73/401, Cargo Compartment Side Wall Lining

 (3)  
AMM 28-41-03/501, Fuel Quantity Indicating System

 (4)  
AMM 32-00-01/201, Ground lock assemblies

 B. Access
 (1)  Location Zone
 208 Forward Cargo Compartment

 C. Procedure
 S 424-011
 (1)  
Install the applicable Isolated Fuel Quantiy Transmitter on the IFQT bracket.

 S 424-012

 (2)  
Install the three screws and washers that install the Isolated Fuel Quantity Transmitter (IFQT) on the bracket (Fig. 401).

 (3)  
Tighten the screws to 70-80 inch-pounds (8-9 N.m).

 S 424-014

 (4)  
Connect the applicable tank FQIS harness connector at J1 receptacle of Isolated Fuel Quantity Transmitter (IFQT) assembly (Fig. 401).

 S 834-013
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH GOODRICH ISOLATED FUEL ú

 28-41-72
 QUANTITY TRANSMITTER (IFQT)  ú ú 01 Page 405 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 (5)  S 424-015Connect the tank harness connector at the J2 receptacle of the Isolated Fuel Quantity Transmitter (IFQT) assembly for the applicable tank (Fig. 401).
 (6)  S 434-016Close these circuit breakers and remove the DO-NOT-CLOSE tags: (a) P6 Main Power Distribution Panel 1) EP GND FUELING 2) FUEL QTY
 (7)  S 724-019Do the operational test of the IFQT (AMM 28-41-72/501).
 (8)  S 414-020Install the applicable cargo liners (AMM 25-52-65/401).
 (9)  S 414-021Install the forward cargo lining (AMM 25-52-73/401).
 S 844-022

 (10) Put the airplane back to servicable condition.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH GOODRICH ISOLATED FUEL ú

 28-41-72
 QUANTITY TRANSMITTER (IFQT)  ú ú 01 Page 406 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
 ISOLATED FUEL QUANTITY TRANSMITTER (IFQT) - ADJUSTMENT/TEST
___________________________________________________________
 1.  General________
 A.  This procedure has instructions for the operational test of the isolated fuel quantity transmitter (IFQT) after installation.
 TASK 28-41-72-705-023
 2.  Operational Test - Isolated Fuel Quantity Transmitter (IFQT)____________________________________________________________
 A.  References
 (1)  
AMM 24-22-00/201, Electrical Power

 (2)  
AMM 27-81-00/201, Leading Edge Flap and Slat Control System

 (3)  
AMM 28-23-00/201, Defueling

 (4)  
AMM 28-41-03/501, Fuel Quantity Indicating System

 (5)  
AMM 28-41-21/501, Tank and Compensator Units

 (6)  
AMM 32-00-01/201, Ground Lock Assemblies

 B.  Procedure
　
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