Table 2-1. Preventive Maintenance Checks and Services for SEE/HMMH (Cont)

TM 5-2420-224-10

Table 2-1. Preventive Maintenance Checks and Services for SEE/HMMH

Crewmember

Item

Interval

Not Fully Mission

Location

No.

Procedure

Capable If:

Item to

Check/

Service

Weekly

Air System

a. Check air line antifreeze unit for leaks,

loose fittings, and proper level. Turn valve

for proper seasonal setting (refer to page

2-19) and keep reservoir full all year. Fill

with Methanol, denatured, or Ethyl Alcohol.

b. Class III oil leaks.

b. Check inlet and outlet air lines from air

compressor (right side of engine) for leaks.

2-52

Change 1