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Maintenance
•
Verify the oil level daily. See the engine operator's manual for the proper viscosity grade of oil, including
special operating conditions such as a change in season or climate.
○
DO NOT start the unit if the engine oil level is below the add mark on the dipstick.
○
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.
•
Verify 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. See
the engine operator's manual supplied with the unit for more information.
BASIC MAINTENANCE SCHEDULE
See the original equipment manufacturer's operating manual for a complete list of mainte-
nance requirements. Failure to comply with the procedures as described in the engine
operator 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.
Item
Check Oil Level
Check Coolant Level
Check Fuel Level
Check Tire Pressure
Check All Electrical Connections
Inspect Radiator Fins For Debris, Clean As
Required
Check Fuel Filter/Water Separator Bowl
Check Air Cleaner Filter Minder Gauge
Perform Visual Walkaround Inspection
Check Oil Vapor Recirculation System/Non-
Return Valve
Change Engine Oil and Replace Oil Filter
Replace Oil Vapor Recirculation Filter
Service Battery
Replace Fuel Filter Elements
Check Engine Mounts
Check Air Intake Hoses, Connections, and
System
Check Engine Electrical Ground Connection
38
a warranty request.
Table 4: Basic Maintenance Schedule
(Break-
Daily
Period
*
MMG75D-100D Operating Manual
100
Every
Hrs.
Every
500
250
Hrs./12
In
Hrs.
Month
s
Only)
**
Every
Every
As
3000
1000
Require
Hrs./36
Hrs.
d
Months
33701 C
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