Mitsubishi Electric SRK100VNPZJX, Техническое руководство

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- 431 -
Error code
Remote controller:
Indoor
display
RUN light TIMER light
Green LED Red LED
Outdoor
control PCB
Content
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'12 • PAC-T-174
E14
Communication error
between master and slave indoor units
– –
Keeps flashing Stays OFF
1. Applicable model
5. Troubleshooting
All models
Diagnosis Countermeasure
Is it
OK the unit
address setting for master
and slave interface
kit?
NO
YES
Isn’t
the remote
controller wiring between
interface kit
defective?
YES
NO
Isn’t
the interface
kit wiring between
indoor units
defective?
Is it
restored by resetting the
power supply?
Note (1) Set dip switches SW3-1 and SW3-2 as shown in the following table.
(Factory default setting – “Master”)
Master Slave1 Slave2
SW3-1 OFF OFF ON
SW3-2 OFF ON OFF
Dip
switch
Interface kit
YES
NO
NO
YES
Correct unit address setting.
Correct wiring.
Correct wiring.
Defective indoor control
PCB Replace.
• Malfunction by noise
• Check surrounding
environment.
2. Error detection method
When communication error
between master and slave indoor
units occurs
3. Condition of Error displayed
Same as above
4. Presumable cause
• Unit address setting error
• Broken remote controller wire
• Defective remote controller
wire connection
• Broken interface kit wire
• Defective interface kit wire
connection
• Defective indoor control PCB
Note: