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TROUBLESHOOTING
Problem
UV Lamp(s) Not Lighting
UV Lamp(s) Flickering
UV Lamps Have burned Out Prematurely
Power Supply Will Not Light UV Lamps even
after new lamps are installed
UVL-COIL ULTRAVIOLET LAMP KITS FOR AHU COILS
Table 4. Troubleshooting.
1. Check that power is applied.
2. Check that the unit is turned ON.
3. Ensure the remote lamp cables are properly connected.
4. Check the fuse. Replace only with same size and type.
5. Reset power switch on power supply (off then on).
6. Install New UV Lamp(s).
7. Consult Factory.
1. UV Lamp(s) have reached end of effective service life. Install new
lamp(s) of same type.
2. If unit is new, check remote cables to ensure they are properly con-
nected.
3. Reset power switch on power supply (off then on).
4. If new lamps still flicker, consult factory.
1. Consult Factory.
1. Consult Factory.
2. External power suppressor may be needed if power surges occur.
7
Solution
31-00402—02
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