Kohler Command PRO CV752 [23/68] Fuel system

Engines in this series are equipped with a two-barrel side-draft carburetor with fi xed main jets on a matching intake

manifold. Carburetor features a self-relieving choke, serviceable slow jets, main jets, accelerator pump, and a fuel

shutdown solenoid.

Troubleshooting Checklist

When engine starts hard, runs roughly or stalls at low

idle speed, check following areas before adjusting or

disassembling carburetor.

1. Make sure fuel tank is fi lled with clean, fresh

gasoline.

4. Make sure air cleaner base and carburetor are

securely fastened to engine using gaskets in good

condition.

5. Make sure air cleaner element (including precleaner

if equipped) is clean and all air cleaner components

are fastened securely.

6. Make sure ignition system, governor system,

exhaust system, and throttle and choke controls are

operating properly.

Troubleshooting-Carburetor Related Causes

hunting, or excessive throttle

opening).

Choke partially closed during

operation.

Check choke lever/linkage to ensure

choke is operating properly.

Float level is set too high. Adjust fl oat according to Float

Replacement Procedure.

Dirt under fuel inlet needle. Remove needle; clean needle and

seat and blow with compressed air.

Bowl vent or air bleeds plugged. Remove low idle fuel adjusting

needle. Clean vent, ports, and air

Idle holes plugged; dirt in fuel delivery

channels.

Remove low idle fuel adjusting

needle. Clean main fuel jet and all

passages; blow out with compressed

air.

Fuel leaks from carburetor. Float level is set too high. Adjust fl oat according to Float

Replacement Procedure.

Dirt under fuel inlet needle. Remove needle; clean needle and

seat and blow with compressed air.

Bowl vents plugged. Blow out with compressed air.

Carburetor bowl gasket leaks. Replace gasket.