Table 2-1. Preventive Maintenance Checks and Services for Models M977 thru M985E1
Not Fully Mission
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Diesel engine slobber is an in-
herent condition of diesel en-
gines. When engines are al-
lowed to idle for prolonged peri-
ods of time this may be inter-
preted as a Class III leak. Check
engine oil level. If there is any
doubt, consult with your supervi-
sor or unit maintenance.
Check engine oil level on dipstick.
Oil level should be between low
(L) mark and full (F) mark. Add oil
as required. Drain excess oil or
see unit maintenance.
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Check that hydraulic fluid level in
Fluid appears milky or
sight glass on hydraulic fluid res- foamy.
ervoir is between FULL and ADD
marks. If low, add hydraulic fluid.