PART V TROUBLESHOOTING
5-15
ENGLISH
Fig. 5.4-2 Troubleshooting chart for NO UV LIGHT.
The Troubleshooting Chart
To use this chart:
1. Follow the steps in order. Don't skip around.
2. Each time you isolate and fix a problem, go back to
START.
3. Repeat All the steps until the air purifier checks out OK.
Some of these steps expose dangerous high voltage.
Only qualified service technician should attempt this
procedure.
WARNING
5.4 NO UV LIGHT
When the unit is turned on, the UV light does not light
up.
Most of time, this problem is because of a loose UV bulb
which could be due to shipping and handling. However,
there are other reasons. In order to make sure what causes
this problem you will have to prepare yourself for some
electrical work, have the necessary tools ready and proceed
with the following steps.
Check UV lamp
Visually check the UV
bulb. If it is broken or
damaged replace it. Make
sure the UV lamp is in
place correctly, rotating it
gently.
START
Check UV
lamp ballast
Check the main
circuit board
Check UV lamp wiring,
connection to the main
circuit board.
Fasten all the
connections.
Replace the main
circuit board.
Check for correct input
voltage to UV lamp
ballast:120AC
Fig. 5.4-1 Required tools.
1-Ohmmeter
2-Phillips screwdriver
NO
Содержание R200T
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