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For Authorized Service Technician
- 36 -
Nozzle(Vario) Error
Condition.
The position of vario cam is not
properly.
Yes
Yes
Yes
Yes
Yes
No
No
Check the connectors below.
Is the connector
disconnected or disassembled?
(BL4 : vario motor,
NA8 : Vario S/W sensing)
Does the vario S/W assembled properly?
Is the vario motor operated properly?
(range is 12~15K Ω)
Reassemble
vario S/W.
Replace the
vario motor.
Reconnect
or repair the
connector.
Does the PCB assembly working
properly?
When Door is closed,
check the voltage between
BL4 pin1 and BL4 pin4.
-. Vario motor stop working
: 120V AC
-. Vario motor stop stop : 0~1V
Is displayed?
Содержание LDF7774BB
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Страница 14: ...For Authorized Service Technician 14 5 PROGRAM CHART SCHEMATIC DIAGRAM LDF8874 LDF8764 Program Chart ...
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Страница 68: ...For Authorized Service Technician 68 P No MFL37554813 ...