Cummins/Onan CFP11E — Coolant Pump/Alternator Belt Inspection
Maintenance
For the Cummins/Onan CFP11E, from the Cummins/Onan operator's manual.
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Before you start
- Disconnect batteries (negative cable first) before servicing
Procedure
- Press AUTO/MAN button on the FPDP to place the engine in MANUAL mode.
- Disconnect both batteries at their terminals, negative cable first.
- Remove the belt guard capscrews and belt guard.
- Visually inspect the belt for fraying, missing pieces, or cracked surfaces.
- Check belt tension using the Cummins belt tension gauge (P/N 3822524) or the deflection method.
- Reinstall the battery cables, attaching the negative cable last.
Tools required
- Cummins belt tension gauge P/N 3822524 Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Cummins/Onan operator'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.