BUS BODY ELECTRONICS
9
2.3.2 Activation
Press
button when status light is off.
➔
Air-conditioning compressor is activated and turns on if the
minimum run times are maintained (see following note).
The cooling function then turns on again.
2.4 Heating Mode
Water Valve / Electric Pump
Temperature Difference
Open / On: T_Room
– T_Desired
≤-1
K
Close / Off: T_Room
– T_Desired
≥1
K
Table 4 - SC410 Temperatur Difference Water Valve + Electric Water Pump
Note
The air-conditioning compressor must be deactivated for
at least 2 minutes before it can be turned on again. If the
AC button is pressed during this time, the device reac-
tivates the air-conditioning compressor after 2 minutes.
(AC button blinks).
The air-conditioning compressor runs for at least 2
minutes before it turns off. If it is deactivated directly after
activation, it will continue to run for 2 minutes (AC button
blinks).
Note
An abrupt change in the set temperature results in a
change of heating
↔ cooling. Result:
-> Climate compressor is not active for 3 minutes
- The water valve is not opened for 3 minutes
Figure 7 - SC410 air-conditioning
compressor/Auto mode activated
