Vacuum Pump (For Kd Series Engine) Inspection
INSPECT OPERATION OF CHECK VALVE SUB-ASSEMBLY
INSPECT VACUUM PUMP HOUSING
Vacuum Pump (For Kd Series Engine) -- Inspection |
1. INSPECT OPERATION OF CHECK VALVE SUB-ASSEMBLY |
Check that air flows from the hose side to the pump side.
Check that air does not flow from the pump side to the hose side.
If necessary, replace the check valve sub-assembly.
2. INSPECT VACUUM PUMP HOUSING |
Check the inside surface of the housing for scoring.
If necessary, replace the vacuum pump assembly.