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Maintenance
○
Normal operating level is in the cross-hatch pattern between the full and add markings on the dipstick.
○
Add oil only if the oil level is below the add mark on the bottom of the cross-hatch pattern on the dipstick.
DO NOT OVERFILL the crankcase.
•
Check the fuel level.
•
If the unit is connected to a remote start or transfer switch, make sure the remote switch is also off and tagged.
Note: If the engine was run out of fuel or the fuel tank was drained, it may be necessary to bleed the fuel lines. Refer
to the engine operator's manual supplied with the unit.
BASIC MAINTENANCE SCHEDULE
Refer to the original equipment manufacturer's operating manual for a complete list of
maintenance requirements. Failure to comply with the procedures as described in the engine
operator's manual will nullify the warranty, decrease performance and cause equipment
damage or premature equipment failure. Maintenance records may be required to complete
Use the schedule in the following table as a guide for regular maintenance intervals.
Check Oil Level
Check Coolant Level
Check Fuel Level
Drain Fuel Filter
Check Tire Pressure
Check All Electrical Connections
Clean Battery
Check Fan Belt Tension (Replace If Necessary)
Inspect Radiator Fins For Debris, Clean As Required
Preheating Condition Check
Check Engine Starting Conditions and Noise Conditions
Check Exhaust Smoke Condition
Replace Engine Oil
Replace Fuel Filter Element
Clean Water Sedimenter Element
Electromagnetic Pump Filter Replacement Or Cleaning
Oil Filter Element Replacement
Replace Air Filter Element
Lubricate Leveling Jacks
* If the unit is operated in a harsh environment or fuel quality is questioned, replace every 250 hours instead of
every 500 hours.
RESETTING THE MAINTENANCE ALARMS
The Power Zone™ Light controller will display a warning message when the unit is due for maintenance or service.
26
a warranty request.
Table 3: Isuzu Engine Maintenance Schedule
Item
MDG20IF4-MLG20IF4 Operating Manual
50 Hours
(Break-In
250
Daily
Period
Hours
Only)
♦
♦
♦
♦
♦
♦
♦
♦
♦
♦
♦
♦
♦
♦
500
Hours
♦
♦
♦*
♦*
♦*
♦
♦
♦
37100 B
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