Viessmann VITOCAL 222-G Series Installation And Service Instructions For Contractors page 59

Commissioning the system
Further enabling for Vitovent 200-C if necessary
Parameter
"Ventilation"
Ó
"Enable preheater bank electric 7D01"
"Strategy, passive frost protection 7D2C"
"Type of heat exchanger 7D2E"
"Installation position 7D2F"
"Function, external 230 V input, ventilation 7D3A"
Adjust values for Vitovent 200-C if necessary
Parameter
"Ventilation"
Ó
"Set room temperature 7D08"
"Flow rate reduced ventilation 7D0A"
"Flow rate nominal ventilation 7D0B"
"Flow rate intensive ventilation 7D0C"
Parameters for ventilation with Vitovent 200-W/300-C/300-W
Parameter
"Ventilation"
Ó
"Vitovent enable 7D00"
Commissioning, inspection, maintenance
(cont.)
Setting
"0" Defrosting without preheating coil
"1" Frost protection with preheating
"2" Frost protection with preheating
"0" Fans OFF
"1" Defrosting via bypass
"2" Supply air fan OFF
"0" Countercurrent heat exchanger
"1" Enthalpy heat exchanger
"0" Ceiling mounting
"1" Wall mounting
"1" External switch (bathroom switch)
Setting
"100" to "300" (
Subject to sizing
Setting
"3" Vitovent 200-W
("Strategy, passive frost pro-
tection 7D2C")
coil; defrosting via bypass
coil; comfort function
enabled
≙
10 to 30 °C)
Ventilation unit service instruc-
tions
or
Vitovent 300-C
or
Vitovent 300-W
59