Trouble Shooting Lighting System - Hussmann HGL-1BS Installation And Service Instructions Manual

Icing condition in drain pan
Lights won't start
Lights flicker
Ballast hums
6. Defective condenser fan mo-
tor
7. CRO not set properly
1. Low voltage
2. Cabinet not level
3. Defective drain tube heater
4. Defective drain pan heater

TROUBLE SHOOTING LIGHTING SYSTEM

1. Check light switch
2. Check continuity to ballast
3. Check to see if bulbs are inserted properly into sockets
4. Check voltage
1. Allow lamps to warm up
2. Check lamp sleeve for cracks
3. Check sockets for moisture and proper contact
4. Bulb replacement may be necessary
5. Check voltage
6. New bulbs tend to flicker until used
1. Check voltage
2. Replace ballast
Page 14
6. Replace
7. Reset to 10 psi.
1. Check voltage at compressor
2. Check front to rear leveling,
adjust legs accordingly
3. Replace
4. Replace