Section VIII. FUEL SYSTEM (Model RMP-J/1-10G

TM 5-4110-217-14

Section VIII. FUEL SYSTEM (Model RMP-J/1-10G

3-23.

General.

The fuel system (fig. 3-9) stores, cleans, pumps,

carries and mixes with air, the gasoline needed to

operate the engine. The fuel system consists of a 16-

gallon gasoline storage tank, gasoline filter, fuel pumps,

carburetor, carburetor air cleaner, governor, fuel lines

and fittings, and fuel shutoff cock.

3-24.

Air Cleaner.

Removal and Disassembly (fig. 3-2).

(1) Unscrew wing nut from mounting stud.

Lift off cover and filter assembly.

(2) Loosen clamp under oil cup.

(3) Remove oil cup, with breather pipe off

carburetor.

b. Cleaning and Inspection.

(1) Empty oil from oil cup.

(2) Wash cover and filter assembly and oil

cup and breather pipe in an approved cleaning solvent.

Dry parts thoroughly with clean, lint-free cloth.

c. Reassembly and Installation.

(1) Install oil cup with breather pipe on

carburetor.

(2) Tighten oil cup clamp.

(3) Fill oil cup in accordance with current

lubrication chart.

(4) Install cover and filter assembly over stud.

(5) Screw wing nut on stud finger-tight to

secure air cleaner assembly.

1. Tank, gasoline

12. Screen, filter

2. Line, fuel tank-to-fuel pump

13 Gasket

3-25.

Fuel Filter.

3. Line, fuel pump-to-engine pump

14 Bowl, sediment

Removal and Disassembly (fig. 3-10).

4. Fuel pump

15. Nipple

(1) Place power switch (fig. 2-3) in the off

5. Wire, electrical

16. Carburetor

position.

6. Delete

17. Gage, fuel

CAUTION

7. Delete

18. Plug, drain

8. Delete

19. Cap, fuel tank

Be sure power switch is in OFF position

9. Fitting

20 Clamp

or battery negative cable is disconnected

10 Fuel Filter Assembly

21 Hose

anytime fuel system is opened. Electric

11 Head, fuel filter

fuel pump will pump fuel out of open

lines onto unit creating a fire hazard.

Figure 3-10. Fuel Filter, Lines, and Fittings (Model RMP-

J/I-10G)

(2) Screw fuel shutoff valve on fuel filter (10)

b. Cleaning and Inspection.

clockwise to full closed position.

(1) Empty sediment and gasoline from bowl.

(3) Disconnect fuel pump line (3) at filter (10).

Dry bowl with clean, lint-free cloth.

(4) Loosen star nut on bail (fig. 3-3) to

remove bowl (14) from head casting (11). Swing bail to

(2) Blow all sludge from filter screen and fuel

one side. Remove filter screen (12) and gasket (13)

passages in head casting.

from head casting.

(3) Inspect all components for damage or

(5) Unscrew head casting (11) from

deterioration. Check bail and bowl from dents of cracks.

carburetor nipple (15).

Inspect star nut for damaged threads.

Change 3 3-14