TRUCK SERVICE MANUAL
Extreme wear of cam ring and vanes.
Replace parts. Flush system.
Scored pressure plate, thrust plate or rotor.
Replace parts. (If rotor replace with rotating
group kit.). Flush system.
Vanes not installed properly.
Vanes sticking in rotor slots.
Free-up by removing burrs, varnish or dirt.
Cracked or broken thrust or pressure plate.
EXTERNAL LEAKAGE DIAGNOSIS
The following diagrams have been prepared to show the potential areas of leakage. If leakage occurs in the areas shown,
perform the operation described. Refer to the appropriate chapter for the pump being serviced for detailed repair procedures.
EXTERNAL LEAKAGE 125 SERIES PUMP
Fig. 8 Suspected Leakage Areas
CTS-2296R Chapter 1, Page 11
PRINTED IN UNITED STATES OF AMERICA