2 - 8 . LEAKAGE DEFINITIONS (Con't).
When operating with Class I or II leaks, check fluid levels more frequently than required
by PMCS. Parts without fluid will stop working or may be damaged.
b. Equipment operation is allowed with minor (Class I or II) leakage. Fluid levels in an item/system affected
with such leakage must be checked more frequently than required in PMCS. When in doubt, notify your supervisor.
c. Report Class Ill leaks IMMEDIATELY to your supervisor.
Table 2-1. Operator/Crew Preventive Maintenance Checks and Services (PMCS).
ITEM TO BE INSPECTED
EQUIPMENT IS NOT
PROCEDURE Check for and have repaired, filled, or
adjusted as needed.
ZPerform Weekly(W) as well as Before (B)
a. You are the assigned operator but
have not operated the vehicle since
the last weekly.
b. You are operating the vehicle for the
Perform the following checks/services
BEFORE coupling trailer to towing
TOWING LUNETTE AND SAFETY CHAINS
Towing Iunette cracked, loose,
a. Check towing Iunette for secure mounting and ob-
bent, or welds cracked.
Safety chains missing or mount-
b. Check safety chains for secure mounting and ob-
INTERVEHICULAR AIR HOSES
Air hose or coupling and air
Inspect trailer air couplings and air hoses for damage.
hoses broken, missing, or pre-
Clean dirt from mounting surfaces of air couplings as
formed packing missing.