E. Procedure
 S 114-015
 WARNING: DO NOT GET THE SOLVENT IN YOUR MOUTH, OR YOUR EYES, OR ON YOUR
_______ SKIN. DO NOT BREATHE THE FUMES FROM THE SOLVENT. PUT ON A PROTECTIVE SPLASH GOGGLE AND GLOVE WHEN YOU USE THE SOLVENT. KEEP THE SOLVENT AWAY FROM SPARKS, FLAME, AND HEAT. THE SOLVENT IS A POISONOUS AND FLAMMABLE MATERIAL WHICH CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (1)  Clean the filter bowl and the backup ring:
 (a)  Clean the filter bowl and the backup ring with the solvent.
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(b)  Dry the filter bowl and the backup ring with the air.
 S 424-008
 (2)  Install the fuel filter element:
 (a)  
Install the new packing and the backup ring into the filter head.

 (b)  
Apply a small quantity of engine fuel to the surface of the new packing in the filter head.

 (c)  
Install the new packing and the new fuel filter element into the filter bowl.

 (d)  
Apply a small quantity of engine fuel to the surface of the new packing in the filter bowl.

 (e)  
Install the filter bowl on the filter head.

 (f)  
Tighten the filter bowl to 65-75 pound-inches (7.3-8.5 N.m).

 S 864-009
 (3)  Set the circuit breaker and the switch:
 (a)  
Remove the DO-NOT-CLOSE tag and close this circuit breaker: 1) E3-3 Electrical Shelf, APU Control Unit

 (b)  
Remove the DO-NOT-OPERATE tag from the APU master switch on the P5 forward overhead panel.

 S 794-009
 (4)  APUs WITH ALLIEDSIGNAL SB GTCP85-49-7096; Examine the fuel filter for leakage:
 (a)  
Start and operate the APU (AMM 49-11-00/201).

 (b)  
During the APU operation, examine the fuel filter for leakage.

 (c)  
Do the APU usual shutdown (AMM 49-11-00/201).

 (d)  
Attach a DO-NOT-OPERATE tag to the APU master switch on the P5 forward overhead panel.

 (e)  
If you found leakage, repair the cause of it.

 S 794-016
 (5)  APUs WITHOUT ALLIEDSIGNAL SB GTCP85-49-7096; Examine the fuel filter for leakage:
 (a)  Start and operate the APU (AMM 49-11-00/201).
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(b)  
Do the APU usual shutdown (AMM 49-11-00/201).

 (c)  
Attach a DO-NOT-OPERATE tag to the APU master switch on the P5 forward overhead panel.

 (d)  
Visually examine the fuel filter for any signs of leakage: 1) If you found signs of leakage, repair the cause of it.

 S 414-011
 CAUTION: KEEP A MINIMUM CLEARANCE OF 0.18 INCHES (5 MM) BETWEEN THE
_______ ENGINE, FIRE DETECTOR, CLAMPS AND LOWER SHROUD.
 BE CAREFUL WITH THE LOWER SHROUD. LINES CAN OCCUR. DAMAGE TO THE SHROUD DRAIN
 (6)  Install the lower shroud: (a) Hold the lower shroud against the upper shroud. (b) Close the shroud latches.
 (7)  S 414-015Close the APU cowl door: (a) Disconnect the door support rods. (b) Put the door support rods in the clips on the APU cowl door. (c) Close the APU cowl door. (d) Close the latches for the APU cowl door.
 (8)  S 864-013Remove the DO-NOT-OPERATE tag from the APU master switch on the P5 forward overhead panel.

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