Ventilation - Viessmann VITOTRONIC 200 Service Instructions Manual

Diagnosis

Ventilation

(cont.)
Display
"SUP"
Highlighted white: Differential be-
tween the supply air temperature
and the set value is crucial for air
flow rate adjustment.
"SUP vol."
"ETA"
Ventilation
1. Service menu:
Press and hold OK +
approx. 4 s.
2. "Diagnosis"
3. "Ventilation"
4. "Ventilation"
130
Meaning
16.5 Set supply air temperature in °C
Vitovent 200-C:
■
Shown only in relation to frost protection
with electric preheating coil: Set tempera-
ture for controlling the output of the electric
preheating coil during defrosting via bypass
Vitovent 300-F:
■
For ventilation heating circuit: Set flow tem-
perature, heating circuit A1/HC1 + 5 K
24.3 Actual supply air temperature in °C, captured
downstream of the reheating coil (accesso-
ries)
170
Supply air flow rate in m
20.0 "Set room temperature 7D08"
"Set room temperature C108"
18.0 Actual extract air temperature in °C
simultaneously for
å
3
/h
Ventilation
Fan blocking time, frost prot:
Status PHR HLSC:
Time until adjustment:
Diff. pressure switch ODA:
Diff. pressure switch ETA:
Bypass function:
Voltage EHA:
Voltage SUP:
Back with
Fig. 23
Vitovent
200-C 300-F 200-W
300-C
300-W
X X
—
X X
—
X X X
X X
—
X
— —
X X X
00:02:27/00:00:56
PHR blocked
00:07:20
Responded
Responded
Cooling
6.14V
6.09V