Viessmann VD2 Series Operations Instructions download pdf (Page 30)

Troubleshooting guide

30

Special displays

Vitocontrol-S, VD2/CT3/CM2

MService

Mo °C

Please contact your heating contractor

to arrange a service call.

Remote control

It is not possible to make settings on

the control unit, only on the remote

control.

Example

”Normal room temperature” on

the ”ts” selector knob can only

be set on the remote control.

Without function

This display flashes when you have

pressed a button to which no function

is assigned.

Example

if no DHW tank is connected.

Changeover of the heating program

Ext. control

The heating program which is set on

the control unit has been switched over

by an external control.

Slab curing

If the slab curing function is coded, this

display appears until the function is

terminated.

Centralized operation

The setting of the heating and holiday

program is accepted by the heating cir-

cuit for which ”centralized operation”

has been coded by your heating

contractor.

5351 341 v1.2

1 2 ... 25 26 27 28 29 30 31 32 33 34 35 36

Comments to this Manuals

No comments