SECTION 35 - HYDRAULIC SYSTEM
35-60
5. Inspect the pump body, 1, for excessive wear.
Check the pump body inside the gear pockets for
excessive scoring or wear.
Replace the pump body if the I.D. of gear pock-
ets, 2, exceed 43.7 mm (1.7195″).
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6. The wear plate, 1, seal, 2, and backup gasket, 3,
should be replaced when the pump is rebuilt. In-
spect for damage, such as nicks and tears, to de-
termine if any problem existed. The flat Teflon-
coated surface towards the gears and should not
show any scratches or grooves that can be
caught with a fingernail.
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7. With High Flow - Inspect the pump gear teeth, 1,
for excessive wear.
The gear shaft assemblies should measure
greater than or equal to 0.7485″ (19.0 mm) in the
bushing area, 2. LS160 gears should be at least
22.56 mm (0.888″) wide. LS170 gears should be
at least 22.76 mm (1.014″) wide. Replace the
gears if they do not meet specifications.
NOTE: If replacement of the gear assemblies is
necessary, the gear assemblies should be replaced
in pairs.
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