TM-9-2320-260-20
TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)
TECHNICAL MANUAL; UNIT MAINTENANCE
APRIL 1995
TM-9-2320-260-20 - Page 725 of 1337
TM 9-2320-260-20
9-16. POWER STEERING PUMP DRIVEBELTS MAINTENANCE
THIS TASK COVERS:
a. Removal
c. Installation
b. Inspection
d. Adjustment
INITIAL SETUP
APPLICABLE MODELS
EQUIPMENT CONDITION
All
•
Parking
brake set (TM 9-2320-260-10).
REFERENCES (TM)
●
Hood raised and secured (TM 9-2320-260-10).
. Fan drivebelts removed (para. 3-52).
TM 9-2320-260-10
TM 9-2320-260-20P
a.
Removal
1. Loosen two screws (2) on mounting bracket (3).
2. Loosen nut (7) and screw (8) on adjusting link (6).
3. Rotate power steering pump (4) away from engine (1) to loosen drivebelts (9).
4. Remove drivebelts (9) from power steering pump pulley (5) and accessory drive pulley (10).
Inspect drivebelts (9) for cracks, breaks, and frays. Replace drivebelts (9) if cracked, broken, or frayed.
1. Install drivebelts (9) on power steering pump pulley (5) and third and fourth groove of accessory
drive pulley (10).
NOTE
Assistant will help with steps 2 through 4.
2. Rotate power steering pump (4) toward engine (1) until drivebelts (9) are tight.
3. Tighten nut (7) and screw (8) on adjusting link (6) 25-31 lb-ft (34-42 N
•
m).
4. Tighten two screws (2) on mounting bracket (3) 25-31 lb-ft (34-42 N•m).
d. Adjustment
1. Loosen two screws (2) on mounting bracket (3).
2. Loosen nut (7) and screw (8) on adjusting link (6).
NOTE
Assistant will help with steps 3 through 5.
3. Rotate power steering pump (4) until drivebelts (9) have proper tension.
4. Tighten screw (8) and nut (7) on adjusting link (6) 25-31 lb-ft (34-42 N
•
m).
5. Tighten two screws (2) on mounting bracket (3) 25-31 lb-ft (34-42 N
•
m).
9-40
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