TM 9-2320-302-34
0049 00-4
WATER PUMP REPAIR - CONTINUED
0049 00
DISASSEMBLY - CONTINUED
CAUTION
Use care when removing oil seal or water seal, to prevent damage to water pump housing seal bores. Do not
allow brass drift to score housing bores. A scored bore will cause coolant leaks and can damage engine.
NOTE
Oil seal and water seal must be replaced whenever water pump shaft is removed.
8.
Place water pump housing (4) on bench, impeller side down, and remove water seal (14) from housing. Discard water
seal.
9.
Place water pump housing (4) on bench, impeller side up, and remove oil seal (15) from housing. Discard oil seal.
ASSEMBLY
CAUTION
Do not separate bearing components. Bearing assembly is a matched set of parts and should be assembled as
received. Failure to do so could result in bearing misalinement.
1.
Place service kit holding fixture (16) on press bed. Install drive shaft support tool (17) in holding fixture. Install square
end of water pump shaft (5) in support tool.
NOTE
Ensure roller bearing identification numbers are against bearing and seal installer.
2.
Position new roller bearing (13) on water pump shaft (5) with roller bearing identification numbers up. Using small end
of bearing and seal installer (18), press roller bearing on water pump shaft until roller bearing is seated against shoulder
of water pump shaft. Remove assembled shaft and bearing from holding fixture.
14
4
4
15
