TRUCK SERVICE MANUAL
Fig. 16 Remove Vanes From Rotor
Remove retaining ring and shaft assembly (Fig. 17).
The shaft assembly can be removed with the hands
alone (Fig. 18).
Fig. 17 Remove Retaining Ring
Fig. 18 Remove Shaft Assembly
CLEANING, INSPECTION AND REPAIR
Clean all metal parts in a nontoxic solvent.
Wash and inspect rotating group. Check ring cam,
wear. surfaces of thrust and pressure plates, and vane
tips for heavy or unusual wear. If heavy wear is
present, the entire rotating group (pump ring, rotor,
vanes, thrust and pressure plates) must be replaced.
Inspect the needle and seal ride areas on the pump
shaft. Should fretting, or some other surface
irregularities be present, the shaft and more than likely
the needle bearing should be replaced.
If shaft or bearing is to be replaced: (a) Remove
retaining ring (Fig. 19). (b) Press shaft out of bearing
(Fig. 20). (c) Press new shaft into bearing (Fig. 21).
(d) Replace retaining ring (Fig. 19).
Fig. 19 Remove Bearing Retaining Ring
CTS-2296R Chapter 3, Page 7
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