DIAGNOSTIC
6-11) If Dispenser LED Lamp doesn't light
Caution
1.Dispenser LED Lamp is working with 12V DC.(=Dispenser LED Lamp has 12V DC power supply.) Anyone without approval or other than the qualified engineer is prohibited to perform the repair or disassembling work due to the danger of high voltage DC current.
2.To replace LED Lamp, the dispenser cover should be disassembled. Anyone without approval or other than the qualified engineer is prohibited to perform the repair or disassembling work due to the danger of AC voltage applied parts in the dispenser.
Start
NO
Replace connector,
wire and switch.
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| Does the dispenser LED | ||
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| lamp turn on when pressing | ||
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| dispenser ice or water s/w? | ||
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| NO |
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Is the Main MICOM No. 13 low | Is the Main MICOM No. | |||
(0V) when pressing water s/w? | 14 low(0V) when pressing ice s/w? | |||
| YES |
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| YES |
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Is the panel operation normal?
YES
Does the connector have poor contact?
NO
YES
Check if ice or water s/w
themselves have a poor contact
when it works intermittently.
NO
Replace connector, wire and switch.
NO
Failure of panel PCB itself
YES
-Check if there is failure on 3P connector wire and terminal.
-Replace connector and wire.
Dispenser Light Assembly itself failure
72
