Ticking The Heat Pump Type; Checking The Heat Pump For Noise; Checking The System Function - Viessmann VITOCAL 222-S Installation And Service Instructions Manual

Commissioning, inspection, maintenance
Commissioning the system
Parameters
Specify the temperature differential to the selected set value for the chosen function.
"Photovoltaics"
Ó
"Raise set DHW cylinder temperature PV 7E21"
"Raise set heating water buffer cylinder temp PV 7E22"
"Raise set room temperature PV 7E23"
"Reduce set room temperature PV 7E25"
Parameters for Smart Grid
Parameter
"Smart Grid"
Ó
"Enable Smart Grid 7E80"
"Smart Grid Enable elec heat 7E82"
Specify the temperature differential to the selected set value for the chosen function.
"Smart Grid"
Ó
"Smart Grid set value increase for DHW heating 7E91"
"Smart Grid set value increase for htg wtr buff 7E92"
"Smart Grid set value increase for centr htg 7E93"
"Smart Grid set value decrease for room t cool 7E95"

Ticking the heat pump type

Ticking the appliance type on the type plate of the
internal unit, as per the external unit type plate.

Checking the heat pump for noise

Checking the appliance for unusual noises, e.g. oper-
ating noise of fan, compressor and pumps. Venting
again if required.

Checking the system function

■ Check the function of all system components, e.g.
circulation pumps, 3-way diverter valves.
■ Scan temperatures at the heat pump control unit.
■ Possibly check heat meter readings.
64
(cont.)
Setting
"0" to "500" (
"0" to "400" (
"0" to "100" (
"0" to "100" (
Setting
"1"
"1" Stage 1
"2" Stage 2
"3" Stage 3
"0" to "500" (
"0" to "400" (
"0" to "100" (
"0" to "100" (
Resetting the high limit safety cut-out
!
Please note
If the heat pump is exposed to temperatures
below 15 °C, e.g. during storage or transport,
–
the high limit safety cut-out of the instantaneous
heating water heater may respond.
Heat up the high limit safety cut-out to above
20 °C and press reset button on the high limit
safety cut-out.
≙
0 to 50 K)
≙
0 to 40 K)
≙
0 to 10 K)
≙
0 to 10 K)
≙
0 to 50 K)
≙
0 to 40 K)
≙
0 to 10 K)
≙
0 to 10 K)