Trouble shooting 48
OUTDOOR UNIT Error Method:
Initial Setting Error
Indicate or Display:
Outdoor Unit : LED1 Flash, LED2 ~ 6 Lighted Continuously
Indoor Unit : Operation LED Flash, Timer LED 3 Times Blink
Swing LED 3 Times Blink
ERROR CODE : E : 32
Detective Actuators:
Outdoor Unit Controller PCB circuit
Detective details:
In case of Main Unit : At the time of power ON, when the number of connected
Indoor Units and the number of Indoor Units which can be received by the
communication do not match up.
In case of Slave Unit : When no communication data can be received from the
Main Unit at the time of power ON.
Check Point 4 : Replace Transmission PCB
If the symptom does not change by above Check 1,2,3, replace
Transmission PCB.
Check Point 5 : Replace Controller PCB
If the symptom does not change by above Check 1 to 4, replace
Controller PCB and set up the original address.
Check Point 1 : Check DIP-SW setting
p Turn off power and check/correct DIP-SW setting.
Dip-SW3-3,3-4 are for Outdoor Unit Address Setting
Dip-SW4-1,4-2 are for Outdoor Unit Connection Quantity
Setting.
If Setting is changed, reset the power and check
operation.
2 (Slave Unit 2)
1 (Slave Unit 1)
0 (Main Unit)
Outdoor Address
OFFON
ONOFF
OFFOFF
Dip-SW 3-4Dip-SW 3-3
2 (2 Slave Units)
1 (1 Slave Unit)
0 (Main Unit)
Outdoor Address
OFFON
ONOFF
OFFOFF
Dip-SW 4-2Dip-SW 4-1
Check Point 2 : Check Power Supply
p Is the power breaker down?
p Check loose or removed connection cable.
Check Point 3 : Check connections
Turn off the power and check/correct followings.
p Check connection between each Outdoor Units (Loose or
removed communication cable)
p Check if the connection between Outdoor Controller PCB and
Transmission PCB for each Outdoor Unit.
OK
OK
OK
OK
Forecast of Cause : 1. DIP-SW setting error 2. Power Supply failure 3. Connection failure 4. Transmission PCB failure
5. Controller PCB failure
06-57
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