ENGINE SERVICE (Contd)
Power steering reservoir oil level is
checked with engine stopped.
With engine cold, use COLD FULL
mark on dipstick. If engine is at
175°-200°F (79 - 93°C), use HOT
FULL mark on dipstick.
The power steering reservoir (7) is
located on left side of engine near the radiator. Remove
oil filler cap (6) and wipe off dipstick (5). Reinstall and
remove dipstick (5) to check reservoir (7) oil level.
If oil level is low, add oil (refer to LO 9-
2320-272-12). Replace oil filler cap (6), tighten securely,
and wipe up any oil spilled.
Fuel Filter/Water Separator.
The fuel filter/water separator (9)
is located under left-front fender on M939/A1 series
vehicles, and attached to left side of engine on M939A2
series vehicles, and requires daily maintenance.
On M939/A1 series vehicles,
open inlet drainvalve (8) located near top of fuel
filter/water separator (9).
open drainvalve (10) at bottom of fuel filter/water
separator (9) and drain off 1 pt. (0.47 L) of liquid into a
If larger amounts of water and
impurities are detected, drain until fuel is clear. Notify
After service has been completed,
close drainvalves (8) or (10), and prime fuel system.