Operating instructions

107
Brief scan Display
Solar control module SM1
F
5
Stagnation time of the solar thermal system in h
F
6
Night circulation, solar thermal system (number)
F
7
Monitoring of differential temperature, solar thermal system
F
8
Reheating
suppres-
sion
0: Disabled
1: Active
Output 22
switching
state
0: OFF
1: ON
OpenTherm extension (if installed)
F
9
Software
version
DHW heat-
ing status
External hook-up 0 - 10 V
Display in %
Checking outputs (actuator test)
Weather-compensated control unit
1. Press OK and å simultaneously for
approx. 4 s.
2. "Actuator test"
The following relay outputs can be controlled subject to system design:
Display Explanation
All actuators OFF All actuators are off
Base load ON Burner operates at minimum output; internal pump starts
Full load ON Burner operates at maximum output; internal pump starts
Output, internal ON
Internal output sÖ (int. pump) active
Valve Heat-
ing
Diverter valve set to heating mode
Valve Cen-
tre
Diverter valve in central position (filling/draining)
Valve DHW Diverter valve set to DHW mode
Diagnosis and service scans
Diagnosis
(cont.)
5772 909 GB
Service