12
Troubleshooting
HEATING ISSUE 1
-
The demister does demist my mirror
Instructions which are shaded must completed by a qualified
electrician.
END USER
ELECTRICIAN
With the
demister
switched on
allow 3 - 5
minutes for the
demister to
heat up. Can
you feel heat in
on the mirror in
the demisters
location?
Measure the
resistance of the
mirror demister. Is
the resistance in line
with the values on
Page 18.
If you can feel heat
on the mirrors
surface then
the demister is
working. Please see
the Performance
Troubleshooting
Guide.
Are the wiring
connections
from the
demister to the
power supply
secure?
Rewire the
demister to the
power supply.
Mirror
Demister
has been
damaged and
may need
replacing.
NO
NO
NO
YES
YES
YES
HEATING ISSUE 2 -
The demister trips the RCD
ELECTRICIAN
Mirror Demister
has been
damaged and may
need replacing.
Conduct a resistance test on
the demister. Do the figures
match the control card and/or
reference resistance bands?
Are the connections from mirror
demister to power supply
secure?
Rewire the demister
to the power supply.
Test RCD
NO
YES
YES
NO