TM 9-2320-272-10
2-9.
CLASS LEAKAGE DEFINITIONS (Contd)
CAUTION
Operation is allowable with class I or II leakage. You must, of course, consider fluid capacity of the
item/system. WHEN IN DOUBT, NOTIFY UNIT MAINTENANCE. When operating with class I or II leaks,
check fluid levels more frequently. Class III leaks must be reported immediately to your supervisor or to
unit maintenance.
Table 2-2. Fluid Leakage Criteria for Tactical Vehicles.
DEADUNING
FLUID LEAKAGE CRITERIA FOR TACTICAL VEHICLES
LEAKAGE CRITERIA
I
II
III
ALL MODELS
Air Compressor (Oil)
a
Coolant System (Engine)
a
Differentials
a
Dump Hoist Cylinder
a
Engine Lube Oil System
a
Engine Surge Tank
a
Front Winch (M925/A1/A2, M928/A1/A2, M930/A1/A2,
a
M932/A1/A2, M936/A1/A2)
Fuel Filter/Water Separator
a
Fuel System
a
Fuel Tank
a
Hydraulic Hoist (except M923/A1/A2, M927/A1/A2,
a
M931/A1/A2, and M934/A1/A2)
a
Hydraulic Lines and Hoses (except M923/A1/A2,
M927/A1/A2, M931/A1/A2, and M934/A1/A2)
a
Hydraulic Pump (except M923/A1/A2, M927/A1/A2,
M931/A1/A2, and M934/A1/A2)
a
Hydraulic Tank
a
Oil Filter
a
Personnel Heater and Hoses
a
Power Steering Assist Cylinder
a
Power Steering Pump
a
Power Train
PTO (except M923/A1/A2, M927/A1/A2,
a
M931/A1/A2, and M934/Al/A2)
Radiator
a
Transmission Cooler
a
Transmission and Transmission Case
a
Water Pump
a
M936/A1/A2 MEDIUM WRECKER
a
Crane in Operation
a
Rear Winch and Crane
a
Wrecker Crane
a
2-33
