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Kohler 20RCAL User Manual

Kohler 20RCAL
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72 TP-7092 11/22
4.3 Spark Plugs
WARNING
Accidental starting.
Can cause severe injury or death.
Disconnect the battery cables before working on the generator set. Remove the
negative () lead first when disconnecting the battery. Reconnect the negative ()
lead last when reconnecting the battery.
Disabling the generator set. Accidental starting can cause severe injury or death. Before working on the generator set or
equipment connected to the set, disable the generator set as follows: (1) Press the generator set off/reset button to shut down
the generator set. (2) Disconnect the power to the battery charger, if equipped. (3) Remove the battery cables, negative () lead
first. Reconnect the negative () lead last when reconnecting the battery. Follow these precautions to prevent the starting of the
generator set by the remote start/stop switch.
WARNING
Hot engine and exhaust system.
Can cause severe injury or death.
Do not work on the generator set until it cools.
Reset the spark plug gap or replace the plugs with new plugs as necessary.
1. Clean the area around the base of the spark plug to keep dirt and debris out of the engine.
2. Remove the spark plug and check its condition. Replace the spark plug if it is worn or if its reuse is questionable.
3. Check the spark plug gap using a wire feeler gauge. See Figure 58 for the recommended spark plug gap. Adjust the
gap by carefully bending the ground electrode. See Figure 59 and Figure 60.
4. Reinstall the spark plug into the cylinder head. Torque the spark plug to 24.4-29.8 Nm (18-22 ft. lb.)
Generator Set Model
Spark Plug Gap
14/18/20 kW models
0.76 mm (0.030 in.)
Figure 58 Spark Plug Gap
Figure 59 Checking the Spark Plug Gap
1-514

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Kohler 20RCAL Specifications

General IconGeneral
Model20RCAL
Engine Displacement999cc
Frequency60 Hz
Voltage120/240V
Engine Type4-Stroke
Run Time at 50% Load10 hours

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