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Too much heat can be detrimental to the engine cases.
13. The shaft assembly is serviceable. Use a 1/8" hex key to remove impeller
retainer screw. Remove impeller, seal and both bearings. Check shaft for wear in
the area of the seal. If there is any sign of wear (like a groove) replace the shaft.
14. Reinstall new bearings, seal (open side toward impeller) and impeller. Clean all
threads and use green (wicking / bearing retainer) thread locker.
15. Using a liberal amount of grease on the outside seal, bearings and inside of
case, reinstall bearing assembly by using a 0.500" ID by 1.000" OD steel tube 2"
long and tap on end of tube per figure 44.
16. Re-assemble in same order of disassembly.
CAUTION:
Clean all threads and use green (wicking / bearing retainer) thread locker on the belt
retainer screw.
NOTE:
Apply Ultra black Hi-Temp RTV silicon gasket maker to the threads of the water
pump 90° elbow fitting before assembly.
NOTE:
Refill the coolant system with Liquid Performance Propylene Glycol based Mini
Coolant / Antifreeze.
CAUTION:
Do not mix Propylene Glycol based coolant / antifreeze solutions with Ethylene
Glycol based coolant / antifreeze solutions.
Figure 43
Figure 44
59
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