6.7 Reset WCM-EM
Reset is used to return the WCM-EM to the factory settings. Reset is required, when
the functions heating circuit or DHW load circuit of the WCM-EM are changed.
▶
Set address switch on WCM-EM to A (see Ch. 7.1.1).
✓
All LED's are flashing. After approx. 10 sec. all standard values are loaded and the
LED´s go on in sequence (see Ch. 6.3).
▶
Set address on the WCM-EM (see Ch. 7.1.1).
✓
WCM-EM determines all sensors and actuators connected.
6.8 Reconfiguring WCM-EM for system alterations
▶
Disconnect power supply to WCM-EM.
▶
Carry out installation modification.
▶
Reconnect power supply to WCM-EM.
✓
It is possible that the WCM-FS assigned signals an error.
▶
Re-identify configuration WCM-EM (see Ch. 6.5.6).
6.9 Emergency operation WCM-EM
Emergency operation temporarily bridges a fault condition. The WCM-EM must not
be operated in emergency mode for a prolonged period of time. With address setting
F the output relay for the mixer heating circuit pump is switched on.
▶
Set address switch on WCM-EM to F (see Ch. 7.1.1).
✓
Mains LED and eBUS LED flash in impulse/pause ratio 50 % On and 50 % Off
Installation and operating instruction
Remote control station WCM-FS 2.0 and extension module WCM-EM 2.1
6 Operation
83277502 • 3/2012-10 • La
97-106
Summary of Contents for WCM-EM 2.1
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