Sunnex TS2015W (Wall) - Manual (Page 15)

Sunnex Tristar Service & Installation Manual 15
CAUTION! DISCONNECT THE LIGHT FROM THE POWER
SUPPLY BEFORE ATTEMPTING ANY OF THE
ELECTRICAL CHECKS MENTIONED BELOW.
PROBLEM POSSIBLE CAUSE SOLUTION
No light from light head Light head is on OFF
position Turn on the ON/OFF switch to
ON position
No light from light head, when
ON/OFF switch is ON Bulb has not been
installed or it has burned
out Refer to bulb replacement
procedure in the manual
Fuse is blown Inspect / replace the fuse
following the fuse replacement
procedure
No power to the
transformer box Check for facility power to the
transformer box
Transformer is
malfunctioning
Check for 14 V AC output at
the transformer when it is
under load.
Incorrect bulb installed Install correct bulb
Bulb burns out quickly Incorrect bulb installed in
the light head Install correct bulb
Light output is irregular in its
shape or intensity Incorrect bulb installed in
the light head Install correct bulb
Bulb/reflector is not
seated in its holder
correctly Adjust the bulb/reflector so it
seats in the holder properly.
No light from light head even
when the bulb and fuse are in
good condition, light head
flashes intermittently when light
head or arms are moved Circuit or wiring problem
within transformer, arm
assemblies or other part
of lighting system Check all wiring connections. If
problem cannot be repaired,
call Sunnex Customer Service