FUEL SYSTEM MAINTENANCE - TM-10-3930-638-24-P0577

TM 10-3930-638-24&P

3-6. FUEL SYSTEM MAINTENANCE

a. Fuel Injection Lines and Fittings.

This task covers: a. Removal

c. Inspection

b. Cleaning

d. Installation/Replacement

INITIAL SETUP

EQUIPMENT CONDITION

TOOLS

Condition Description

NSN 5180-00-754-0641

Paragraph

Automotive Mechanic's

Vehicle parked on level surface, engine off,

Tool Kit

and parking brake applied.

MATERIALS/PARTS

2-53c

Side panels removed.

Fuel tank shut-off valve closed.

Cleaning solvent P-D-680

2-15d(1)

Clean cloths

Fuel return line disconnected from fuel

injector tee fitting.

Copper washers

ITEM

REMARKS

ACTION

LOCATION

STEP

REMOVAL

NOTE

Thoroughly steam clean area around fuel injectors, fuel filters,

fuel injection pump, and fuel lines before starting removal.

Leak-off tube tees a. Tube nut (1) and

From tee (7)

Loosen and

at fuel injectors

disconnect

sleeve (2)

b. Leak-off tube (3)

Remove

c. Leak-off tube (4)

Remove

d. Cap nut (5) and

Disconnect

From tee (7)

grommet (6)

e. Leak-off tee (7)

Loosen and

From tee (7) and fuel injector

disconnect

Fuel injector

Inlet fitting on injection

Loosen and

Use one hand, two wrench method as

inlet fittings

shown to minimize possibility of damage

tube (8)

disconnect

to fitting or injector

Change 1 3-71