TM 9-2320-273-20
STEERING AND ALINEMENT.
10-22. HYDRAULIC POWER STEERING PUMP AND COOLER MAINTENANCE (Continued).
LOCATION/ITEM
ACTION
REMARKS
B. INSPECTION OF LINES, FITTINGS AND COOLER (Continued).
15. Oil cooler (23).
Inspect for:
Clean or replace as
a. Bent or broken cooling
necessary.
fins and tubing,
b. Debris lodged between
fins.
C. INSTALLATION.
16. TWO studs (28),
Screw into hydraulic pump
and reservoir assembly (3).
17. Adapter (31).
a. Coat oil pump side with
silicone RTV sealant.
b. Put new gasket (32) on
oil pump side.
c. Attach to oil pump (21)
with two capscrews (29)
and washers (30).
18. Coupling (24).
Slide on and install new
snapring (25).
19. Adapter (31).
a. Coat power steering pump
side with silicone RTV
sealant.
b. Put new O-ring (27) in
position.
NOTE
Before installing pump, be sure oil line (7)
is pushed out of way.
20. Hydraulic pump and
a. Hold with fill cap (2) on
On M916 thru M920,
reservoir assembly (3).
top and shaft pointed away
lift pump over frame
from engine. Push up
rail and into position.
between frame and engine
until shaft catches on frame
(M915).
b. Turn fill cap towards cab.
Pump shaft may have to be
Tilt shaft upwards. Lift
turned slightly to aline
into position.
splines in coupling (24).
21. Two locknuts (26).
Screw onto two studs (28)
and tighten.
10-90
