N83.70-0361-01
1 Operate auxiliary heater switch (1) and set regulator (2) to "max".
The operating indicator lamp must illuminate. The combustion process must start after approx. 5 seconds, and the combustion air and heating air blowers must start at the same time.
2 Switch auxiliary heater off after approx. 5 minutes of combustion operation.
The combustion air blower must run on for approx 2 to 3 minutes.