PUMP REMOVAL

TM 10-3930-644-14&P

3. Loose fuel line at carburetor.

pump cover. Tighten securely to prevent fuel

leakage.

4. Excessive use of hand choke.

2. Install filter screen and gasket in filter cover,

5. Punctured carburetor float.

place bowl in position and tighten clamp.

6. Defective carburetor needle valve.

3. Install elbow and flexible fuel line in top of filter

cover.

7. Incorrect carburetor adjustment.

G. PUMP AND

FILTER

INSTALLATION

(ACC

C. PUMP REMOVAL

TRUCKS)

1. Lift operator's seat, and swing open right hand

1. Secure pump and filter assembly to engine with

side panel.

capscrews and lockwashers.

2. Close shut-off valve at sediment bowl.

2. Attach fuel lines from tank and carburetor. Make

certain all connections are tight.

3. Disconnect fuel outlet line to carburetor and

disconnect fuel inlet hose from supply line from

3. Open shut-off valve at filter and start engine.

fuel tank.

Check all connections for leaks.

4. Remove the pump mounting capscrews and

4. Swing shut the right hand side panel and lower

lockwashers and lift pump from engine.

the operator's seat.

5. Wash pump and sediment bowl with a solvent

H. FILTER ASSEMBLY (ACP TRUCKS)

and dry with compressed air.

1. Install elbow in filter cover and install cover on

D. FILTER DISASSEMBLY

fitting in full tank (Fig. 1-3).

1. Remove flexible fuel line and elbow from fuel

2. Install filter screen and gasket in filter cover.

filter cover. Leave shut-off valve open.

Install bowl and tighten clamp.

2. Loosen clamp nut, move clamp to one side and

3. Connect fuel hose to filter.

remove sediment bowl, gasket and screen.

I. PUMP INSTALLATION (ACP TRUCKS)

E. INSPECTION

1. Install pump and gasket on engine and secure

Clean and rinse all parts in an approved solvent and dry

with capscrews and lockwashers.

with compressed air.

2. Attach fuel line from filter and fuel line to

Make a visual check for cracks and breakage. Examine

carburetor.

all threaded holes and filter screen. Replace broken or

damaged parts.

3. Open shutoff valve at filter and start engine.

Check all connections for leak! 4. Close the

F. FILTER ASSEMBLY (ACC TRUCKS)

right hand side panel and lower operator's seat.

1. Install filter cover nipple and filter cover on fuel

R-123-1

3-58