Fuel Filter; Fuel System Bleed - Kohler 5ECD Operation Manual

3.4.2

Fuel Filter

The 5/7.3ECD generator sets utilize an in-line type fuel
filter. See Section 1 for the fuel filter location. Replace
the filter every 500 hours of running time or when rough
operation indicates an engine tune-up may be
necessary. Bleed the fuel system (after replacing the
fuel filter). See Section 3.4.3.
3.4.3

Fuel System Bleed

Bleed air from the fuel system in order to reduce rough
running or vapor lock.
WARNING
Fire.
Can cause severe injury or death.
Do not smoke or permit flames or
sparks near fuels or the fuel system.
Servicing the fuel system. A flash fire can cause severe
injury or death. Do not smoke or permit flames or sparks near
the carburetor, fuel line, fuel filter, fuel pump, or other potential
sources of spilled fuels or fuel vapors. Catch fuels in an
approved container when removing the fuel line or carburetor.
Fuel System Bleed Procedure
1. Press and hold the Select button on the ADC. See
Figure 3-4.
2. While holding the Select button, move the
generator set master switch into the RUN position.
See Figure 3-4.
3. Keep holding the Select button until step 6. The
ADC software version and then FUEL will appear
on the ADC's LED display. See Figure 3-4.
4. Remove the cap from the location shown in
Figure 3-5.
5. Hold the bleed tool (part number GM46327) onto
the bleed point to remove air from the line.
6. When fuel begins to drip from the hose (on the
bleed tool) release the Select button and replace
the cap.
Note: Use a container at the end of the bleed tool's hose
to catch the fuel.
environmentally safe manner.
28 Section 3 Scheduled Maintenance
Dispose of fuel in an
2
1. LED display
2. Select button (use for setup and adjustment only)
3. Generator set master switch
Figure 3-4 ADC 2100 Control
2
1. Bleed point (with the cap removed)
2. Bleed tool (with fuel drain hose attached)
Figure 3-5 Bleed Location
FUEL
GM28707A-C
1
TP-6390 1/06
1
3