Air Top 2000 ST Air Heater OPERATING INSTRUCTIONS SWITCH ON Rotate heater control knob clockwise until indicator light illuminates. Heater delivers warm air after running 1 to 2 minutes. Heater will only start when set temperature is above sleeper temperature.
RESET HEATER SWITCH IT OFF AND BACK ON AGAIN MAINTENANCE To ensure trouble-free operation of your Webasto heater, please observe the following: Operate heater for at least 20 minutes once a month. This keeps parts from seizing and lubricates the fuel pump.