N83.70-0317-01
1 Switch on the auxiliary heater with the immediate heating switch (5) on the timer or at the operating device on the instrument panel and position the Temperature selection switch of the auxiliary heater on maximum heat output. The operating indicator lamp (6) in the timer or on the dashboard must light up.
The combustion air blower and hot air blower must start up. The combustion process must start up after approx. 15 seconds preglow phase.
2 Switch off auxiliary heater after an operating period of approx. 5 minutes. To do this, operate the switch (5) on the timer or the switch on the operating device on the dashboard again. The operating indicator lamp must go off.
The combustion air blower and hot air blower must run on for cooling down the equipment for a further approx. 2 - 3 minutes.
3 Reset the temperature selection switch of the auxiliary heater.