Chapter 8 PERIODIC INSPECTION AND MAINTENANCE PROCEDURES
8-8
Every 500 service hours
Changing fuel filter element (Cock type)
:$51,1*
Make sure that any fire hazard is not around the work area when handling fuel.
Wipe off spilled fuel thoroughly. It can cause a fire.
1. Clean around the fuel filter.
2. Place a drip pan under the fuel filter.
3. Place the cock in the “OFF” position to stop fuel
flow.
4. Remove the ring nut from the fuel filter and replace
the filter element in the cup with a new one.
5. Paying attention to O-ring, install the cup with the
filter element and secure it with the ring nut.
6. Bleed the fuel filter.
Refer to "Bleeding the fuel system" (8-13).
7. Place the cock in the "ON" position, and operate
the engine at idling speed for several minutes.
8. Check fuel filter for leakage. If leakage is found,
loosen ring nut and check O-ring for damage.
Fig. 8-11 Changing fuel filter element
(change cock type)
Replacing solenoid fuel pump filter
:$51,1*
Make sure that any fire hazard is not around the work area when handling fuel.
Wipe off spilled fuel thoroughly. It can cause a fire.
1. Clean around the solenoid fuel pump.
2. Place a drip pan under the solenoid fuel pump.
3. Shut off the main fuel valve to stop fuel flow.
4. Remove the cover at the bottom of the solenoid
fuel pump.
5. Replace the filter.
6. Check each component for damage, and replace it
if damaged.
7. To reassemble the components, follow the disas-
sembly sequence in reverse.
8. Open the fuel main valve.
9. Place starter switch in the “ON” position.
10.Make sure that solenoid pump clicks and fuel
starts to flow.
11.Check solenoid fuel pump for fuel leakage. If leak-
age is found, reassemble again.
12.Bleed the fuel system.
Refer to "Bleeding the fuel system" (8-13).
Fig. 8-12 Changing solenoid fuel pump filter
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