When operating with Class I or II leaks, continue to check fluid levels as required in your
Class Ill leaks should be reported immediately to your supervisor.
a. CLASS I - Seepage of fluid (as indicated by wetness or discoloration) not great enough to form
b. CLASS II - Leakage of fluid great enough to form drops but not enough to cause drops to drip from
item being checked/inspected.
c. CLASS Ill - Leakage of fluid great enough to form drops that fall from item being checked/in-
Table 4-1. Unit Preventive Maintenance Checks and Services
Item To Be
cal Panels for
Pump, Raw Wa-
ter Pump and
Ensure crew has performed
Check desiccant (para. 4-33 to
4-35). If color has changed from
pink to blue, change desiccant
Check all valves for signs of cor-
rosion and water leakage by re-
moving/replacing orange cap.
Check stable levels for damage,
and observe for unusually high
noise level in ISO Container.
Check belt adjustment (para.
Check by performing test in para.
339, then 4-63, for proper ad-
Check that torque for generator to
trailer mounting is 99 Ft Lbs.
Check outlet air filter for white
water or oil sludge buildup (para.
Any damage to stable
level is observed or ex-
cessive noise level in ISO
container is present.
Cannot be adjusted be-
tween 3.7 and 5.4
Correct readings cannot
Any mounting bolt is mis-
sing or unable to be
Change 2 4-5