There Is No Hot Water; Flashes And "Note" Is Displayed; Flashes And "Warning" Is Displayed; Flashes And "Fault" Is Displayed - Viessmann VITOCAL 300-G Operating Instructions Manual

There is no hot water

Cause
The heat pump is OFF.
Heat pump control unit or remote control
incorrectly adjusted.
"Note", "Warning" or "Fault" is dis-
played.

" " flashes and "Note" is displayed

Cause
Reference to a special event or operating
state of the heat pump or heating sys-
tem.

" " flashes and "Warning" is displayed

Cause
Warning in connection with a special
event or operating state of the heat pump
or heating system.

" " flashes and "Fault" is displayed

Cause
Heat pump or heating system fault.
Remedy
■ Switch the ON/OFF switch " " (see
page 10) ON.
■ Switch ON the mains isolator, if instal-
led (outside the boiler room).
■ Reset the MCB in the power distribution
board (main domestic MCB).
Check and correct settings if required:
■ DHW heating must be enabled (see
page 30).
■ DHW temperature (see page 29).
■ Time program DHW heating (see
page 31).
■ Time (see page 40).
Scan the type of fault and acknowledge it
(see page 44). If necessary, notify your
heating contractor.
Remedy
Proceed as described on page 43.
Remedy
Proceed as described on page 43.
Remedy
Proceed as described on page 43.
What to do if...
47