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TK 56117-6-OP-EN
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Drain water from fuel tank and check
vent.
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Check and adjust engine speeds (high
and low speed).
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Check condition of engine mounts.
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Check that engine coolant antifreeze
protection is at –40 F (–40 C) every
1,000 hours or 6 months year (whichever
occurs first)
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Change ELC (red) engine coolant every 8
years or 15,000 hours.
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Oil change interval with API classification
CJ-4 (or better) mineral oil or synthetic
oil.
Note:
Seasonal oil change is
recommended. Refer to
Maintenance Manual for long-
term storage procedures.
Electrical
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•
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Check for charge and discharge (glow
plug) operation.
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Inspect battery terminals and electrolyte
level.
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Check operation of protection shutdown
circuits.
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Inspect wire harness for damaged wires
or connections. Check for tight terminal
connections.
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Inspect DC (battery charging) alternator
bearings and brushes.
Structural
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Visually inspect unit for fluid leaks.
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Visually inspect unit for damaged, loose
or broken parts (includes air ducts and
bulkheads).
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Inspect lubricant leakage and bearing
wear (noise).
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Check all unit and fuel tank mounting
bolts, brackets, lines, hoses, etc.