Installation manual

TROUBLE COMMON CAUSE REMEDY
NO STARTING EFFORT Open lamp cathode circuit due to If open, circuit is shown by continuity test or
OR SLOW STARTING. broken cathode, air leak, or by viewing end of bulb against a pinhole
open weld. of light. Replace lamp.
Wrong lamp type used. Replace with lamp type indicated in owner’s
manual.
Starter at end of life. Replace starter.
Starter sluggish. Replace starter.
Ballast installed not supplying the Replace with correct ballast of correct
specified electrical values. rating for lamp size.
Te mperature cold air contact to Correct installation of lamp protection
bulb. tubes, or shields to prevent cold air effects.
Circuit voltage. Check voltage and correct if possible.
DECREASED LIGHT Te mperature operation, cold air Properly install jacketed lamps where
OUTPUT. Full illumination of affects lamp performance. applicable.
bulbs requires correct assembly
of all components of lighting system.
Circuit voltage. Check voltage and correct if possible.
Ballast improperly or incompletely Study ballast label wiring instructions and
connected. check connections.
Dust or dirt on lamp or fixture. Clean.
BLINKING ON/OFF: Normal failure. Active material on Replace lamp promptly.
Accompanied by shimmering cathodes exhausted.
effect during “lighted” period.
Possible lamp fault in some lampholders. Replace lamp. Investigate further if
successive lamps blink or flicker during
“lighted” period.
Wrong type of starter or defective starter. Replace with proper starter.
Ballast installed not supplying the Replace with correct ballast with correct
specified electrical circuit. rating for lamp size.
Circuit voltage. Check voltage and correct if possible.
Loose circuit contact. Lampholders should be rigidly mounted and
lamp securely seated.
OVERHEATED BALLAST. Wrong lamp type used. Replace with correct lamp number located in
owner’s manual.
Wrong ballast used. Wrong voltage Replace ballast.
rating.
Circuit voltage. Check voltage and correct to design
specifications.
Ballast improperly or incompletely Study ballast label. Correct if installed
connected. wrong.
TROUBLESHOOTING 101