DCA6SPX4F GENERATOR • OPERATION MANUAL — REV. #2 (03/12/21) — PAGE 33
CLEANING THE FUEL FILTER
Every 100 hours:
Clean fuel filter every 100 hours of
operation or once a month to remove dust or water.
1. Place fuel cock lever (Figure 29) in the
OFF
(close)
position.
2. Disconnect fuel lines from fuel filter.
Figure 29. Fuel Cock Lever (OFF)
3. Unscrew the filter bowl (Figure 30) from the fuel filter
head.
Figure 30. Fuel Filter Disassembly
MAINTENANCE
4. Wipe the inside of the fuel filter bowl with a clean cloth
to remove any foreign matter or debris that may have
accumulated. Rinse with diesel fuel.
5. Remove fuel filter paper element, and rinse with diesel
fuel.
6. Reinstall filter bowl and paper element back onto the
filter head. Hand tighten retaining ring.
7. Inspect all fuel lines every 50 hours.
REPLACING FUEL FILTER ELEMENT
First 50 and then every 200 hours:
Replace fuel filter
element.
1. Unscrew the filter bowl from the fuel filter
2. Remove fuel filter paper element and replace with a
new one.
3. Replace O-ring and coat with a small amount of clean
15W-40 engine oil.
4. Insert the new fuel filter element into the filter bowl.
5. Reinstall filter bowl first by hand until it makes contact
with the fuel filter head surface. Hand tighten only.
6. Remove the air from the fuel system. Reference the
Kubota Operation and Maintenance Manual, “Bleeding
the Fuel System.”
AUTOMATIC AIR BLEEDING DEVICE
When the engine stops due to running out of fuel, take
off the fuel filter or fuel piping and restart the machine in
accordance with the following instructions:
1. Refill the fuel tank and place the fuel cock lever in the
OPEN
position.
2. Place the starter switch key in the
START
position.
When the engine starter engages, the automatic air
vent device will expel the air inside the fuel system.
3. After 10 to 20 seconds of turning the engine over, the
automatic air vent device would have expelled all the
air out of the fuel system. At this point, the engine will
be able to start.
