Troubleshooting - homexpert evohome Installation & User Manual

18

Troubleshooting

Problem/Display Possible Cause
Icons are flashing
no sync
e 1 sensor
e2 valve
Motor cannot be
moved
The radiator stays
hot
Motor does not
move
The Radiator
Controller does not
accept scheduled
temperature
changes from the
evohome controller
blocked
FAQ/Troubleshooting
Batteries exhausted
Wireless communication error
Wireless communication
interrupted
Radiator Controller defective
Improper installation of
Radiator Controller
Seized radiator valve
The radiator valve not closing
fully
Locking mechanism on the
Radiator Controller not in the
locked position
Radiator Controller has been
manually set to OFF
off
is displayed
Local override of the Radiator
Controller has been disabled
by the evohome Controller
Remedy
Replace the batteries.
Check the wireless communication between
the Radiator Controller and the evohome
Controller (Step 3: Wireless Signal Test).
Repeat the binding procedure.
Check the power supply to the evohome
Controller and the Radiator Controller.
Check the wireless communication between the
Radiator Controller and the evohome Controller.
Replace the Radiator Controller.
Check the Radiator Controller is properly
installed on the radiator valve and adaptor.
Check that the valve can be manually opened and
closed (see Emergency operation on page 17).
Remove the blockage or replace seized valve.
Check the Radiator Controller is properly
installed on the radiator valve and adaptor.
Check that the valve can be manually opened and
closed (see Emergency operation on page 17).
Remove the blockage or replace seized valve.
Change the valve stroke parameter to
full-stroke mode (Parameter 6).
Slide locking mechanism to the locked
position
Use the adjustment dial to set the room
temperature to the desired value. When the
next scheduled temperature change is
received from the evohome Controller the
Radiator Controller will resume following the
programmed schedule.
Enable local override for that zone in the
Installation Menu of the evohome Controller