TM 5-3805-255-14
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DISASSEMBLY
00098
1. Install dial indicator attached to magnetic base as shown (Figure 1).
2. Measure drive shaft end-play. End-play must be within 0.003 to 0.007 in. (0.08 to 0.18 mm). If end-play is not
within specification, excessive wear of one of the following is the probable cause:
a. Width of oil and water pump drive shaft gear (Figure 1, Item 2).
b. Thrust faces of water pump body (Figure 1, Item 1).
Figure 1. Checking Drive Shaft End-Play.
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