HEATING WITHOUT WATER
Are there any problem at air chamber, the hose |
| Clean the air chamber |
or pressure sensor? | YES | and hose. |
| Replace the sensor. | |
|
| |
|
| (pressure) |
|
|
|
PWB ASSEMBLY |
1 | 2 |
PWB ASSEMBLY |
|
NO
Replace the PWB assembly.
DRAIN MALFUNCTIONING
Is the drain hose twisted or frozen? | YES | |
| ||
NO |
| |
Is the impeller of the drain pump clogged? | YES | |
NO |
| |
Is the connector disconnected, disassembled? | YES | |
| ||
NO |
| |
Is the coil of drain pump | YES | |
(resistance of coil is 90~160 ) | ||
|
NO
When checking voltage between connectors
(, )on spinning, is the voltage 220 - 240V~ NO as the figure?
Repair drain hose
Remove foreign material.
Reconnect or repair the connector
Replace the pump assembly
Replace the PWB
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