Mitsubishi Heavy Industries FDTC40ZHXV Technical Manual page 305

None
1. Applicable model
Model FDC71 - 250
2. Error detection method
3. Condition of Error displayed
4. Presumable cause
• Blown fuse
• Faulty noise filter
• Connection between PCB's
• Blown fuse on single phase
model
• Faulty indoor control PCB
• Defective remote controller
• Broken remote controller wire
• Faulty outdoor control PCB
Note:
Keeps flashing Stays Off
Keeps flashing 2 times flash
5. Troubleshooting
Diagnosis
284
–
No display
(Model 71 – 250)
–
Countermeasure
Defective remote controller
Defective remote controller
Defective connecting wire.
Defective remote controller
wire (Short-circuit, etc.)
Defective indoor control
PCB