Digital Spark Advance Ignition - Kohler 8.5RES Service

Fuel Conversion Procedure
Use the following procedure to convert from natural gas
to LP vapor.
component locations.
Accidental starting.
Can cause severe injury or death.
Disconnect the battery cables before
working
Remove the negative (--) lead first
when disconnecting the battery.
Reconnect the negative (--) lead last
when reconnecting the battery.
Disabling the generator set.
cause severe injury or death.
generator set or connected equipment, disable the generator
set as follows: (1) Move the generator set master switch to the
OFF position. (2) Disconnect the power to the battery charger.
(3) Remove the battery cables, negative (--) lead first.
Reconnect the negative (--) lead last when reconnecting the
battery. Follow these precautions to prevent starting of the
generator set by an automatic transfer switch, remote
start/stop switch, or engine start command from a remote
computer.
1. DSAI connector location
2. Fuel metering valve
3. Fuel inlet, 1/2 in. NPT female
Figure 6-36 Generator Set Fuel System Location, Air
Inlet Side
TP-6196 10/09
Downloaded from www.Manualslib.com
See Figure 6-36 for the fuel system
WARNING
on the generator set.
Accidental starting can
Before working on the
2
1
manuals search engine
1. Place the generator set master switch in the OFF
position.
2. Disconnect the power to the battery charger.
3. Disconnect the generator set engine starting
battery, negative (--) lead first.
4. Turn off the fuel supply.
5. Remove the hose clamp and fuel hose from the
hose fitting in the fuel metering valve.
Figure 6-35.
6. Remove the hose fitting from the natural gas outlet
port in the fuel metering valve. See Figure 6-35.
7. Remove the plug from the LP port in the fuel
metering valve. See Figure 6-35. Clean the plug
with a dry cloth or brush, apply fresh pipe sealant,
and install the plug into the natural gas outlet port.
8. Clean the hose fitting with a dry cloth or brush,
apply fresh pipe sealant to the threads, and install
the fitting into the LP port.
Note: Do not adjust the fuel metering valves.
9. Slide the hose onto the hose fitting and secure it
with the clamp.
10. For 12 kW models only:
spark-advance ignition (DSAI) leads together for
natural gas. (Disconnect the leads for LP.) See
Figure 6-37.
3
GM29253
1. DSAI leads: connect for natural gas, disconnect for LP.
Figure 6-37 Digital Spark Advance Ignition Leads
(12kW only) (located in generator set air
intake area)
Section 6 Component Testing and Adjustment
See
Connect the digital
tp6195
1
95