Other Settings - Viessmann Vitodens 200-W Operating Instructions Manual

Changing the Heating Pattern of the Boiler
Rooms are too cold
Cause
The heating system is switched OFF.
ON indicator "8" (green) OFF.
Control unit or remote control incorrectly
adjusted.
Only when operating with DHW heating:
DHW priority (wp is displayed).
In connection with the Vitotronic 200-H or
extension kit for heating circuits with mixing
valve: The ON / OFF switch on the mixing valve
motor is switched OFF.
No fuel.
"Fault" and "E" are displayed; the red fault
indicator at the control unit flashes.
Control unit fault: "Fault" is displayed and the red
fault indicator flashes.
Mixing valve motor faulty.
Rooms are too hot
Cause
Control unit or remote control incorrectly
adjusted.
Control unit or outside temperature sensor faulty:
"Fault" is displayed and the red fault indicator
flashes.
Remedy
Switch system ON / OFF switch "8" ON (see page 13).
Switch ON the main breaker, if installed (outside the boiler room).
Reset circuit breaker inside the power distribution panel.
Check settings and correct, if required:
- Room temperature
- Time
- Time program
Wait until the DHW tank has been heated up (p disappears from the
display).
Switch ON / OFF switch on the mixing valve motor ON, I=ON.
With Natural Gas / LPG:
Open the gas shut-off valve and check with your gas supplier, if
required. Press burner fault reset "E".
Press burner fault reset "E" - if that fails, notify your heating
contractor.
Scan the type of fault and notify your local heating
contractor.
Unhook motor lever A and manually set mixing valve lever B. Notify
your local heating contractor.
A
B
Remedy
Check settings and correct, if required:
- Room temperature
- Time
- Time program
Scan the type of fault and notify your local heating
contractor.

Other Settings

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