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4.17.3
REPLACING FUEL FILTER
HANDLING OF FUEL
• Immediately after the engine is stopped, each of parts is heated. Before starting the work, wait until each part
cools down.
• Wipe off spilled fuel completely to prevent a fire.
• Do not reuse the O-rings and the gaskets.
• When replacing the O-ring and the gaskets, check the fitting condition at the mounting surface to prevent them
from being twisted and broken.
• The fuel filter cannot be reused because it is a cartridge type.
1.
Stop the engine and open the right side door.
2.
Place a container for drain fuel under fuel filter (1).
3.
See "REPLACING FUEL PRE-FILTER" in Chapter 4 to close cock (2) of the fuel pre-filter.
1
2
3
A
A
A
4.
Clean the area around air bleeder plug (3).
5.
Loosen air bleeder plug (3) and drain the fuel inside
the filter.
6.
By using the fuel filter wrench equipped with the
machine, turn filter cartridge (1) to left (A) to remove
it.
7.
Completely wipe off the sealing surface of the filter
base to prevent dust and foreign materials from
being seized.
8.
Apply clean fuel to the gasket.
9.
Apply a thin coat of clean light oil to packing (A) of a
new filter cartridge, tighten it by hand, and then
tighten it with an additional two-thirds of a turn.
10. Tighten air bleeder plug (3).
11. Open cock (2) of the fuel pre-filter.
12. Bleed air according to "BLEEDING AIR FROM
FUEL PIPING" in Chapter 4.
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