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09/24999842
Troubleshooting
Vent switch with reversed function
• reverse connection at the vent switch or in the control panel.
Vent switch without function
• Vent switch incorrectly connected.
• SHE activated, press RESET switch in the control panel.
• No voltage to mains supply lead, repair.
• Mains fuse defective, replace.
• Motor fuse defective, replace.
• Wind/rain alarm pending (additional module only).
• Battery fuse defective, replace.
Capacitance of storage batteries is inadequately for 72 h network compensational operation
The measurement of the current draw for testing the capacitance of the storage batteries has to be done in standby
mode. It may not happen directly after a motor activation. The standby mode starts automatically after approx. 3 min.
when SHE reset is activated or after the last ventilation operation.
All LED displays are dark (without mains 230 V/50Hz)
• discharge totally battery, take off fuse F3 (battery) disconnect emergency batteries and wait at least 2 min. Replace by
new emergency batteries and connect them, replace fuse F3.
The green LED
OK
is dark
• mains connection out of order.
• mains fuse defective.
• battery out of order
• battery fuse detective
Malfunction - beep code - chart
The pulse sequence of the yellow LED
- malfunction - gives information regarding the source of the malfunction.
alles OK
Netzausfall
Akku-Störung
Störung RWA-Bedienstelle
Störung autom. Melder
Störung Motorüberwachungskreis
0x
1x
2x
5x
4x
3x
all OK
mains failure
battery failure
malfunction SHE man. call point
malfunction autom. detector
malfunction motor monitoring circuit
The yellow LED
malfunction flashes:
1x
flashing sequence 1 x brief:
• mains failure.
• mains fuse defective.
• no input voltage present (230 V/50Hz).
2x
flashing sequence 2 x brief:
If the message appears “malfunction battery” and the windows close automatically during the start of the drives, the
batteries are defective and have to be replaced by new ones!
• no battery connected.
• battery incorrectly connected.
• discharge totally battery - replace it!
• battery fuse defective - replace it!
SHE control panel TRZ Basic 4A/UP
all OK
mains failure
battery failure
malfunction SHE man. call point
malfunction autom. detector
malfunction motor monitoring circuit