Viessmann Vitocal 242-S Installation And Service Instructions Manual page 62

Commissioning, inspection, maintenance
Commissioning the system
Parameters for instantaneous heating water heater
Parameter
"Electr booster heater"
"Enable instantaneous heating water heater 7900"
"Output for instant. heating water heater at power-OFF 790A" "1" 3 kW
Enabling instantaneous heating water heater for DHW heating
"DHW"
Ó
"Enable electric heaters for DHW heating 6015"
Parameters for swimming pool water heating
Parameter
"System definition"
Ó
"External extension 7010"
"Swimming pool 7008"
Parameters for ventilation
Parameters
"Ventilation"
Ó
"Vitovent enable 7D00"
Other enabling settings, if applicable:
"Ventilation"
Ó
"Enable preheater bank electric 7D01"
"Enable reheater bank hydraulic 7D02"
"Enable humidity sensor 7D05"
"Enable CO2 sensor 7D06"
If necessary, set values:
"Ventilation"
Ó
"Set extract air temperature 7D08" (only in conjunction with
Vitovent 300-F)
"Flow rate reduced ventilation 7D0A"
"Flow rate nominal ventilation 7D0B"
"Flow rate intensive ventilation 7D0C"
62
(cont.)
Ó
Setting
"1"
"2" 6 kW
"3" 9 kW
"1"
Setting
"1" or "3"
"1"
Setting
"1" Vitovent 300-F
"2" Vitovent 200-C
"1"
"1"
"1"
"1"
≙
"100" to "300" ( 10 to 30 °C)
Subject to sizing
Ventilation unit service instruc-
tions