Do not use the emergency stop to shut down the unit during
normal operation. See Unit Shutdown.
21
Maintenance
WARNING
Operating or towing a machine with worn, damaged
or missing parts could result in death or serious injury.
Replace worn, damaged or missing parts immediately. Do
not operate or tow this machine until all worn, damaged
or missing parts have been replaced, and the machine
operates correctly.
WARNING
Shock Hazard
Batteries present a risk of electric shock and high short-
circuit current. Disconnect the black negative (-) battery
cable before you do maintenance. Failure to do so could
result in death or serious injury.
Before you do maintenance, see Safety.
Correct maintenance of the equipment is important for
safe operation. Use the following maintenance procedures
in addition to those scheduled by your shop equipment
maintenance schedule.
Where equipment is operated under severe conditions (very
dusty, extreme heat or cold, etc.), maintenance should be
done more frequently.
Engine
Refer to the Engine Operator's Manual for all scheduled
engine maintenance procedures (including oil, coolant, filters,
etc.).
20
Engine Oil Drain
The engine oil drain is on the left side of the engine base. To
drain the engine oil:
1. Put an approved container below the oil drain.
2. Remove the oil drain plug (A, Figure 22).
3. Let the engine oil drain fully into the approved container.
Dispose of used engine oil according to local, state,
province and/or federal rules.
4. Install and tighten the oil drain plug.
5. Add oil to the engine. Refer to Specifications.
22
Generator
Refer to the Generator Operator's Manual for all scheduled
generator maintenance procedures.
Trailer
Frame
1. Check the trailer coupler for proper operation. Check to
be sure the hardware is securely tightened. Inspect the
trailer coupler for wear, damage or corrosion. Repair or
replace as needed.
2. Inspect the safety chains for wear, damage or corrosion.
Replace as needed.
3. Inspect the tongue jack for proper operation, and for
wear, damage or corrosion. Repair or replace as needed.
4. Inspect the trailer tongue for proper operation, and
for wear, damage or corrosion. Check to be sure the
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