Shindaiwa DGK180F Owner's And Operator's Manual page 50

 The mass air flow (MAF) sensor is installed to the air cleaner inlet duct. Refrain from using
commercially available cleaning agent to remove dust clinging to the sensor; otherwise the
engine output will be reduced.
 Outer Element part no.: P812363 (Isuzu part no.)
 Inner Element part no. : P838813 (Isuzu part no.)
 Cleaning the air filter element (outer element)
If dry dust is adhering : Blow compressed air from inside the element.
If carbon or oil is adhering : Replace with new parts.
(5) Draining Water from the Fuel Filter (Pre Filter)
Check/Drain
Drain water when the float (red) inside the cup floats to the
water draining position (bottom of the element).
1
Place a container under Fuel Filter to catch spilled
water and fuel.
2
Loosen the air bleeder plug of the fuel filter sufficiently.
3
Loosen the drain plug on the bottom to drain the water.
4
When water draining is completed, tighten the drain
plug on the bottom.
5
Tighten the air-bleeding plug.
Drain plug tightening torque
2 - 3 N･m
Air bleeder plug tightening torque
7.9 - 11.7 N･m
< Note >
 After drainage, start the engine and check that there is no fuel leakage.
 When the water is accumulate in the cup, drain 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.
(6) Main Fuel Filter Replacement
Replace
1
Place a container under Fuel Filter to catch fuel spilling
out of the filter.
2
Remove the filter element (main) using the wrench.
3
Before installing the Element, lightly apply engine oil to
the Element gasket.
4
Screw the new filter into place and tighten it by hand
until the gasket contacts the seat. Then, give it
additional 2/3 turn or a specified fastening torque to seat
the filter.
Fuel Filter Element (Main) tightening torque
Daily
Every 500 hours
25 N･m
Pre
Air Bleeder
Fuel Filter
Element
(Pre)
Water Drain
Level
Float (Red)
Main
Fuel Filter Element
47
Plug
Drain Plug
(Main)
Wrench size 24 mm
(width of two sides)