TM 9-2320-272-24-1
THIS TASK COVERS:
a. Adjustment
c. Inspection
b. Removal
d. Installation
APPLICABLE MODELS
REFERENCES (TM)
M939/A1
TM 9-2320-2722-10
TM 9-2320-2722-24P
TOOLS
EQUIPMENT CONDITION
General mechanic's tool kit (Appendix E, Item 1)
Belt tension gauge (Appendix E, Item 16)
Parking brake set (TM 9-2320-272-10).
Hood raised and secured (TM 9-2320-272-10).
MATERIALS/PARTS
Bight splash shield removed (TM 9-2320-272-10).
Three lockwashers (Appendix D, Item 350)
Fan drivebelts removed (para. 3-70).
Power steering pump drivebelts removed
(para. 3-230).
1.
Check for proper belt tension by positioning belt tension gauge on drivebelt (1) between pump
housing (6) and accessory drive pulley (2). New belt tension should be 95-105 lb-ft (423-467 Nm).
Used belt tension should be 90-95 lb-ft (378-422 Nm).
2.
Loosen six screws (4) securing support bracket (3) to engine (7).
3.
Place brass drift punch against stud (5) on water pump housing (6).
4.
Referring to values in step 1, move stud (5) clockwise facing pump housing (6) to tighten drivebelt (1)
tension. Move stud (6) counterclockwise to loosen drivebelt (1) tension.
5.
Tighten six screws (4) securing support bracket (3) to engine (7).
6.
Recheck drivebelt (1) tension. If drivebelt (1) tension cannot be adjusted, replace drivebelt (1).
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