Table 2-l. Unit Level Preventive Maintenance Checks and Services HMMWV (Contd).
ITEM TO 8E
NOT FULLY MISSION
g. Inspect power steering pump, power
g. Any class III leak.
and Steering steering gear, hydraulic control valve,
Any component damaged.
hoses, lines, and fittings for leaks or
a. Inspect master cylinder, hydro-booster, a. Any leak. Plugged,
proportioning valve, pressure limiter,
broken, or damaged
lines, and fittings for leaks and damage. lines and fittings.
l Use MIL-B-46176,
Silicone (BFS) for filling master
brake cylinder. Failure to use BFS
removing cover. Dirt, water, or
grease will contaminate
l Do not use screwdriver to remove
cover. Damage to bail wire may
l lb prevent excessive fluid spillage,
ensure that rubber diaphragm is
completely seated before installing
cover to master cylinder.
Remove cover from brake master
cylinder by moving bail wire using
thumb pressure only.
b. Check master brake cylinder fluid
level. Level should be l/8 in. (3.2 mm)
from top of master cylinder reservoir.
Fill with BFS as necessary.
b. Level below If8 in.
(3.2 mm) from top of
master cylinder reservoir.