Shindaiwa DGK25F Owner's And Operator's Manual page 41

< Note >
 After reinserting, be sure to always start the engine and check that there is no fuel leakage.
 If water is accumulate in the cup, draining water from the fuel tank.
 Be careful not to over-tighten the drain plug and air bleeder plug.
 Always be sure to wipe up any spilled fuel.
(5) Fuel Filter Replacement (Main and Pre-Filters)
Replace Every 500 hours
Set a container to catch spilled fuel.
1
Loosen the air bleeder plug of the fuel filter sufficiently.
2
Loosen the drain plug on the bottom to drain the fuel.
3
Remove the outer case of the filter using the specified filter
4
wrench.
Remove the fuel filter element.
5
6 Install a new fuel filter element.
Replace the O-ring of the outer case.
7
8 Spread a thin layer of fuel on a new O-ring.
9 Thread the outer case by hand(do not use a filter wrench),
and it in until the O-ring contacts the seal surface, and then
tighten it using the special filter wrench.
Tighten the drain plug on the bottom and the air-bleeding
10
plug.
■Drain plug tightening torque :
1.5 to 2.5N･m(0.15 to 0.25kgf･m)
■Air-bleeding plug tightening torque :
8 to 12N･m(0.8 to 1.2kgf･m)
■Outer case tightening torque :
18 to 22N･m(1.8 to 2.2kgf･m)
< Note >
 When attaching the cup, check that there is no foreign material adhering to the O-ring.
 Be careful not to over-tighten the drain plug and air bleeder plug.
 After attaching, be sure to always start the engine and check that there is no fuel leakage.
 Always be sure to wipe up any spilled fuel.
 If water is accumulate in the cup, draining water from the fuel tank and the water separator.
 Main filter element ( Including O-ring ) part no.: 8982402800 (Isuzu part no.)
 Pre filter element ( Including O-ring ) part no.: 8982402790 (Isuzu part no.)
 After replacing the filter, always air out the fuel system.
(Refer to section "9-3. Procedures during Operation".)
38
Main
Air Bleeder
Plug
Cup
Fuel Filter Element
(Main)
Drain Plug
Pre
Air Bleeder
Plug
Cup
Fuel Filter element
(Pre)
Drain Plug