9.
Troubleshooting
STATUSES DISPLAY
If the keyboard is remote, it is possible to read the unit status
-
es also from the display on the main board.
Press UP on the main board.
Standby: unit address (88 to the left) + online number (88 to the right)
On: frequency
defrosting: dFdF
0.xx
unit address
1.xx
High pressure
2.xx
number of units
3.xx
T4 correction
4.xx
Mode (8: Off; 0: Standby; 1: Cooling; 2: Heating)
5.xx
fan speed 1
6.xx
fan speed 2
7.xx
T3: Evaporator temperature
8.xx
T4: outside temperature
9.xx
T5: DHW temperature:
10.xx
Outlet temperature heat exchanger, frost protection DHW line – Taf1
11.xx
Taf2: Outlet temperature heat exchanger, freezing protection
12.xx
Tw: Water temperature common outlet, after last unit
t.xx
Twi Inlet temperature heating water
14.xx
Two Outlet temperature heating water
15.xx
Tz Outlet temperature heating water
16.xx
THeatR recovery
17.xx
supply 1
18.xx
supply 2
19.xx
Temperature 1 of the evaporator fins
20.xx
Temperature 2 of the evaporator fins
21.xx
saturated drain temperature (+25)
22.xx
Compressor current A
23.xx
Compressor current B
24.xx
Pump current
25.xx
Opening the electronic expansion valve A (/20)
39
4 221 546 / 00
TRoUBlESHooTInG
Содержание Belaria fit 53
Страница 18: ...HL1 18 4 221 546 00 Electrical Connections ...