Closing The Heat Pump; Instructing The System User - Viessmann KWT Vitocal 300-G Pro Installation And Service Instructions Manual

Commissioning, inspection, maintenance
Checking the electronic frost stat, type AC1-2W
Parameter Description
1SP Switching point for opening the switching
contact
1HY Switching point hysteresis for closing the
switching contact (1SP + 1HY)
All other parameters
Parameter only for emergency mode:
1PF Frost protection alarm in the event of sen-
sor fault
!
Please note
There will be no frost protection for the heat
pump if parameter 1PF is set to ON.
Only switch 1PF to ON for short term emer-
gency operation, for example in the event of a
sensor break.

Closing the heat pump

Instructing the system user

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.
66
(cont.)
Delivered condition
-1 °C
3 K
Do not adjust
OFF
Setting range
-5 to -1
2 to 5 K
ON/OFF