Reset Function Of The Electrical Pre-Heater - Helios AIR1 XH 1000-8500 Notice De Montage Et D'entretien

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Installation and Operating Instructions
m
WARNING
Central ventilation units AIR1 XH
2. Unplug the electrical connections to the electrical pre-heater, see Fig. 43.
3. Carefully remove the electrical pre-heater (see Fig. 44).
Pay attention to electrical connections when installing the electrical pre-heater!
5 .6

Reset function of the electrical pre-heater

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Danger to life due to electric shock!
The unit must be fully isolated from the mains power supply before all maintenance and cleaning work.
Risk of injury due to electric shock, moving parts (fan) and hot surfaces .
Carry out maintenance after a waiting period of 3 minutes.
The manual reset button is located directly on the electrical pre-heater.
1. Remove pre-heater as described in section 5.5.
2. Press the reset button to reset the electrical pre-heater, see Fig. 45.
Automatic reset: The automatic reset temperature is 70 °C. When a temperature of 70 °C is reached, the safety tem-
perature limiter will be triggered and the pre-heater will be disconnected from the mains power supply. If the tempera-
ture falls below 70 °C, the electrical heater will automatically reactivate.
Manual reset: The manual reset temperature is 90 °C. When a temperature of 90 °C is reached, the safety tempera-
ture limiter will be triggered and the pre-heater will be disconnected from the mains power supply.
If the manual reset is triggered, there is most likely a problem with the heater. The manual reset button must only be
pressed if the problem is identified and resolved.
Fig .43
Fig .44
Fig .45
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