The low shaft speed monitor shows with lights and a buzzer when chopper, grain separator, auger conveyor, grain elevator and tailings elevator are operating less than 85 percent of their designed speed.

NOTE: The electric clutch and low shaft speed monitor are both on the same circuit.

To check operation of monitor, turn key to "ON" (do not start engine) and engage separator and header drive switches. All lights must turn on and buzzer must sound. If they do not, (see LOW SHAFT SPEED MONITOR TROUBLESHOOTING).

If all the lights come on and the buzzer sounds, start engine, engage separator and header drive switches and run engine at fast idle.

If lights continue to stay on, disengage separator and header switches and idle engine. Shut off engine, set parking brake and remove key, and (see Troubleshooting section).

CAUTION: Shut off engine, set parking brake and remove key before working on combine.

IMPORTANT: The sensors are not adjustable.

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