42
The red fault indicator flashes when the limits set in
coding addresses "21" and "23" have been reached.
(Coding address in group
"Boiler"
(weather-compen-
sated control unit) or group 2 (constant temperature
control unit).)
Weather-compensated control unit
Constant temperature control unit
Display
"Service"
and
"
¸
"
The specified hours run or the specified interval with
calendar symbol
"
ý
"
(subject to setting) and
"
¸
"
Acknowledging a service
Press
OK
.
Service the appliance.
Note
An acknowledged service message that was not reset
appears again the following Monday.
Press
OK
.
Service the appliance.
Note
An acknowledged service message that was not reset
appears again after 7 days.
After the service has been carried out: Reset the codes
Service menu:
1. Press
OK
and
å
simultaneously for approx. 4 s.
2.
"Service functions"
3.
"Service reset"
Note
The selected service parameters for hours run and in-
terval restart at
"0"
.
Reset code "24:1" in group 2 to "24:0".
Note
The selected service parameters for hours run and in-
terval restart at
"0"
.
Instructing system users
The system installer should hand the operating instruc-
tions to the system user and instruct the user in oper-
ating the system.
This includes all components installed as accessories,
e.g. remote control units. In addition, the system instal-
ler must make the user aware of the required mainte-
nance work.
Commissioning, inspection, maintenance
Calling up and resetting service message
5772 980 GB