Craftsman Marine CM4.65 / CM4.80 — Impeller removal
Maintenance · Raw water pump
For the Craftsman Marine CM4.65 / CM4.80, from the Craftsman Marine owner's manual.
Applies to: Hyundai CM4.65 engine, Hyundai CM4.80 engine
Before you start
- The rubber impeller should never run dry
- Always carry a spare impeller on board (AA.480.90021)
Procedure
- Close the seawater inlet cock.
- Loosen the screws of the cover.
- Remove the cover and use an impeller removal tool to remove the impeller.
- Inspect the impeller blades for cracks and replace if necessary.
- Remove any rubber residues from the pump housing and water pipes.
Tools required
- Impeller removal tool Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Craftsman Marine owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.