INSPECT VACUUM PUMP BLADE A
Using a micrometer, measure the thickness of the vacuum pump blades A.
| Standard |
|---|
| 16.5 mm (0.650 in.) or more (height) |
| 5.8 mm (0.228 in.) or more (width) |
Tech Tips
Measure the thickness at the position with the smallest value.
INSPECT CHECK VALVE 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 assembly.
INSPECT VACUUM PUMP HOUSING
Inspect the inside surface of the housing for scoring.
If necessary, replace the vacuum pump assembly.