Mitsubishi SCM45ZS-S User Manual

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261
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'16 • SCM-T-199
E36
Discharge pipe temperature error
Keeps ashing Stays OFF
Outdoor
–
5
-
time ash
1. Applicable model
5. Troubleshooting
All models
Diagnosis Countermeasure
* For the contents of control, refer to the protective control by controlling
compressor rotation speed and cooling high pressure protective control of
micro computer control function for corresponding models.
Are the
characteristics of
discharge pipe temperature
sensor
normal?
Is the
discharge pipe temperature
control normal?
NO
YES
Is the
temperature (measured
actually) at detection of
error correct?
YES
YES
Is the
discharge pipe
temperature error persisted
during cooling
operation?
NO
* For the characteristics of dischar
ge
pipe temperature, refer to E39.
YES
NO
NO
Replace discharge pipe
temperature sensor.
Insufcient refrigerant
amount : Recharge
refrigerant by weighing
proper amount on a scale.
Control operation check *
Defective outdoor main
PCB
→
Replace.
Check unit side:
• Isn’t filter clogged?
• Are adequate indoor,
outdoor unit installation
spaces?
• Isn’t there any short-
circuit of air?
• Isn’t there any fouling,
clogging on indoor heat
exchanger?
2. Error detection method
For the error detection method,
refer to the protective control by
controlling compressor rotation
speed and cooling high pressure
protective control of micro
computer control function for
corresponding models.
3 . Condition of error displayed
When discharge pipe
temperature anomaly is detected
2 times within 60 minutes is
compressor stop.
4. Presumable cause
• Defective outdoor main PCB
• Defective discharge pipe
temperature sensor
• Clogged filter
• Indoor, outdoor unit
installation spaces
• Short-circuit of air on indoor,
outdoor units
• Fouling, clogging of heat
exchanger
Note:
Error code
Remote control:
LED Green Red
Indoor
Content

Mitsubishi SCM45ZS-S Specifications

General

Brand	Mitsubishi
Model	SCM45ZS-S
Category	Air Conditioner
Language	English