Mitsubishi SCM100ZJ-S1 User Manual

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123
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'11 • SCM-SM-110
Error code
Remote controller:
LED Green Red
Outdoor
Content
1 time flash
Indoor Keeps flashing
–
Stays OFF
E41
1. Applicable model
5. Troubleshooting
Model SCM100, 125 only
Diagnosis Countermeasure
YES
YES
YES
YES
Correct.
Replace the fan motor or outdoor control
PCB.
Replace the power transistor
temperature thermistor.
* Characteristics of power transistor temperature thermistor
Is the
installation space of outdoor
unit enough?
Is the outdoor fan running?
NO
Are the
characteristics of power transistor temperature
thermistor OK?
Connect.
Is the power
transistor temperature thermistor connector
connection OK?
Is it OK the fixing
to power transistor radiator fin?

Does it recur?
NO
0
20
40
60
80
100
120
140
160
180
200
0 20 40 60 80 100 120 140
Temperature (°C)
Temperature thermistor resistance (kΩ)
NO
Temperature-resistance characteristics
NO
NO
NO
・ Fixed screw
・ Application of radiation
silicone
YES
Fix properly.
OK
2. Error detection method
Anomalous rise of the internal
power transistor temperature
3. Condition of Error displayed
When anomalous rise of the
power transistor temperature is
detected 2 times within 1 hour.
4. Presumable cause
• Defective inverter PCB
• Defective outdoor fan motor
• Delective power transistor
temperature thermistor
• Inadequate installation space
Note:
Power transistor overheat
(Model SCM100, 125)

Mitsubishi SCM100ZJ-S1 Specifications

General

Brand	Mitsubishi
Model	SCM100ZJ-S1
Category	Air Conditioner
Language	English