JLG 600SC_660SJC Service Manual - Manual (Page 154)

SECTION 6 - TURNTABLE
6-8 – JLG Lift – 3121157
Overload Protection
STOP THE ENGINE WHENEVER CHECKING OR INSPECTING THE
CIRCUIT BREAKER.
The circuit breaker protects the generator windings from
overload. If the circuit breaker opens, generator output
stops. If the circuit breaker continues to open, check for
faulty equipment connected to the platform receptacles.
6.5 SPARK ARRESTER CLEANING
INSTRUCTIONS
1. Remove the cleanout plug in the bottom of spark
arrester (muffler).
2. Without causing deformation (or any type of dam-
age to the spark arrester) repeatedly tap on the
arrester near the cleanout plug. This may be enough
to begin drainage of the spark trap.
3. An industrial vacuum cleaner can do a complete job
at this point.
a. Or, IN A SAFE AREA, start the engine. Then
alternate between low idle and high idle for two
to three minutes.
b. Or, operate the engine as required by the appli-
cation for two to three minutes.
4. Install the cleanout plug. (See Table 2-4. Preventive
Maintenance and Inspection Schedule.)
CIRCUIT
BREAKER