How to fix a ZEP Dyna-Clean pump that runs but does not pump fluid?
- IiramirezAug 6, 2025
If your ZEP Washer pump runs but doesn't pump fluid, it could be due to: * A clogged pump filter screen. Clear any debris from around the pump. * A clogged flexible plastic hose. Clear any debris from the hose. * A clogged pump rubber discharge hose. Clear debris from the hose or replace the hose.

