65
OTHER FUNCTIONS
• Function test of rotor motor.
The rotor runs for three minutes every day at
12.03, if the rotor has not been operate for 24
hours.
• Function test of radiator valves and cirkulation
pump.
Once a week (Mondays at 12.09) there is a main-
tenance program running in order to secure func-
tions of valves and pumps.
Flow direction
Load/Save
Version info
Device pairs
Device pairs
None, press start!
Device pairs
Please wait...
Start
A
A
Device pairs
RC: (C91E)
Unit: (92ED)
A
Syncronise
Synchronize
SERVICE MENU: “DEVICE PAIRS”:
In this menu, the wireless control unit seeking the frequency that the control unit is using.
This procedure has to be used e.g. when a new wireless control unit has obtained.
Connecting a new wireless control unit:
Press
”Start”
with the key in the “Device pairs” menu and use a paper clip or similar
tool to access the reset button on the back of the antenna.
Within seconds you will return to ”Service menu” and
the wireless control unit is connected.
Press to return to View Mode.
If you end up in ”Device pairs” instead of ”Service menu”
the connection has failured. Try one more time.
(If the wireless control unit has been used in an earlier assembly,
it will say
”Synchronize”
instead of
”Start”
).
Synchronization option:
Disconnect the power to the unit. Press the reset button on the control board (small square button) about 1sec.
Use the wireless control unit and go into the ”Service menu” (code 1199) and then go to the “Device pairs”
menu.
Press ”
Synchronize
”. When the wireless control unit shows the text
”please vait...”
turn on the unit’s power.
Within seconds you will return to ”Service menu” and the wireless control unit is connected (see above). If you
end up in ”Device pairs” instead of ”Service menu” the connection has failured (see above). Try one more time.
CHANGING FROM EC TO AC MODE
All new HERU
®
control board kit is supplied for EC fans as standard. If your HERU
®
unit is equipped with AC
fans, you must change the default settings before the unit will operate properly.
Remember to note the rates under Service Menu 1199, EC motor setup, Standard, min, medium, max,
before changing the control board.
The following instructions require that the wireless control unit is synchronized with the new control board
(see above).
From
View mode 1
, press in order to come forward to Main menu.
Press and choose ”Service menu”. Enter
code 1991
and confirm with .
Choose menu
”AC/EC fan”
and confirm with . Choose mode
”AC fan”
and confirm with .
The unit will now shut down and await the users startup.
After the startup sequence the unit will turn into normal operation.
1 9 9
1
Default
Operation info
AC/EC fan
EC fan min/max
AC/EC fan
AC fan
Sensor calibration
Week timer
Unit On/Off
Settings
Service menu
Code
Manöverenhet
RC: (C91E)
Unit: (92ED)
Synkronisera
Service menu
Display contrast
Device pairs
1270421_utg2_HERU_K_SV_EN.pdf 65
2018-03-12 10:00:27
Summary of Contents for HERU 70 K EC
Page 12: ...12 REGLERSCHEMA HERU K SOM VISAR SAMTLIGA GIVARE FL DESRIKTNING H GER GT7...
Page 34: ...34...
Page 35: ...35...
Page 37: ...37...
Page 48: ...48 CONTROL DIAGRAM HERU K SHOWS ALL SENSORS FLOW DIRECTION RIGHT GT7 EXHAUST AIR EXTRACT AIR...
Page 70: ...70...
Page 71: ...71...
Page 79: ...79 WIRING DIAGRAM KOPPLINGSSCHEMA 4040203 HERU 70 K A With electrical heater Med elv rmare...
