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![]() TM 9-2320-363-20-2 
WATER PUMP REPLACEMENT 
This task covers: 
a. Removal 
b. Cleaning/Inspection 
c. Installation 
INITIAL SETUP 
Tools and Special Equipment: 
Equipment Condition: 
Shop Equipment, SC 4910-95-CL-A72 
Reference 
Condition Description 
Tool Kit, SC 5180-90-CL-N26 
Slip/Lash Tester, P/N J35687 
Cooling System Drained 
Bolt, 5/16-18 (2) 
Oil Bypass Filter Adapter 
Dial Indicator, P/N J7872 
Removed 
Materials/Parts: 
Oil Level Dipstick 
Seal 
PIN 23505025 
Removed 
Seal 
P/N 5101160 
General Safety Instructions: 
Nut, Lock 
Oil, Lubricating 
Appendix C, Item 16 
WARNING 
Snap ring may snap off and 
References: 
could injure personnel. Use 
face shield when removing or 
TM 9-2320-363-20-1 
installing snap ring. 
REMOVAL 
1. 
REMOVE LOCK NUT (1), WASHER (2), SCREW (3), WASHER (4), AND CLAMP (5) FROM PIPE (6). DISCARD 
LOCK NUT. 
2. 
LOOSEN TWO HOSE CLAMPS (7) AND REMOVE RADIATOR HOSE (8) FROM WATER PUMP (9) AND PIPE 
(6). REMOVE TWO HOSE CLAMPS (7). 
3. 
LOOSEN TWO HOSE CLAMPS (10) AND SLIDE OIL COOLER HOSE (11) BACK FROM WATER PUMP (9). 
REMOVE TWO HOSE CLAMPS (10). 
4. 
LOOSEN TWO HOSE CLAMPS (12) AND REMOVE WATER BYPASS HOSE (13) FROM WATER PUMP (9). 
REMOVE TWO HOSE CLAMPS (12). 
5. 
LOOSEN TWO HOSE CLAMPS (14) AND DISCONNECT WATER FILTER HOSE (15) AND HEATER HOSE 
(16). REMOVE TWO HOSE CLAMPS (14). 
NOTE 
Note location of elbows prior to removal to aid in installation. 
6. 
REMOVE TWO ELBOWS (17), ADAPTER (18), AND TWO BUSHINGS (19) FROM WATER PUMP (9). 
7. 
REMOVE DRAIN VALVE (20) (M915A2 AND M916A1) OR PLUG (20.1) (ALL EXCEPT M915A2 AND M916A1) 
FROM WATER PUMP (9). 
4-132 Change 3 
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