Kohler — Replace Fuel Pump (pulse style)
Maintenance · Fuel System
From a Kohler service manual covering: CV17, CV18, CV20, CV22, CV23, CV25, CV620, CV621, CV630, CV640, CV641, CV670…. Check it applies to your exact model before use.
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Before you start
- Explosive Fuel can cause fires and severe burns. Do not fill fuel tank while engine is hot or running.
Procedure
- Disconnect fuel lines from inlet and outlet fittings.
- Remove screws (securing pump) and fuel pump.
- Remove pulse line that connects pump to crankcase.
- Install a new pump using screws.
- Connect pulse line between pump and crankcase.
- Torque screws to 2.3 N·m (20 in. lb.).
- Connect fuel lines to inlet and outlet fittings.
Specs & values
- Fuel pump fastener 2.3 N·m (20 in. lb.)
Source: Kohler service 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.