Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS) (continued).
Not Fully Mission
a. Check fluid level from winch filler
a. Any Class III leaks are found.
port (1) semiannually. Fill with OE/HDO
b. Check mounting screws (2). Replace b. Mounting screws are broken or
mounting screws (2) if broken or missing missing.
a. Inspect input ports to winch hydraulic
motor (1) for leaks.
b. Inspect valve block (2) and holding
valve connections for leaks.
c. Inspect hydraulic tubing and hoses
c. Any Class III leaks are found.
(3) for damage, kinks, and/or leaking.
d. Check for leaks on winch.
d. Any Class III leaks are found.
e. Check to make sure hydraulic hoses
are not rubbing or chafing on sharp edges.