37
T90033
4. MAINTENANCE
4.4 50 HOUR SERVICE
4.4B Engine Fuel System
Check all the fuel lines, supply, return
and injection, for leaks and chaffing.
Change the engine fuel filter after the
first 50 hours and every 300 hours there-
after. The fuel filter is a replaceable spin on
cartridge. See section 4.5 for 300 hour ser-
vice information.
1. Shut off the fuel line petcock located at
the fuel tank (T90100). Turn clock
wise to close.
2. Use a filter wrench and remove the
fuel filter (T90033).
3. Lubricate the new fuel filters’ gasket
with clean light oil. Do not use grease.
4. Turn on until gasket contacts the
adapter base. Hand tighten an addition-
al 1/2 to 3/4 turn.
When servicing the fuel system, stay away
from open flame and sparks. No smoking.
WARNING
Fuel filter
T90120
T90100
Fuel line shut off
Engine compartment
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