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MULTI V 5 Outdoor Unit Service Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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ERROR CODES
Please refer to the Safety Precautions on pages 4-7 for more detail to prevent injury or death regarding the operation and service
troubleshooting of the Multi V product.
WARNING
Error No. 106, continued.
Table 86: Error No. 106 Checkpoint Details.
Cause Check
Checklist
App.
Check Point Normal Abnormal
Defective
Parts
Fan PCB
Damaged
Check Fan PCB
Appearance
Appearance Good Damage
Fan PCB
B3
(Power Off)
Check Fuse Fuse Short Open
Measure 5V,15V line 5V, 15V Resistance NĹ NĻa
IPM (Check IGBT) P-U,V,W / N-U,V,W 0.38V ~ 0.7V Non-normal
Inverter Drive circuit
(Check diode)
Diode 0.38V ~ 0.7V Non-normal
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