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Stopping Cause State Indication
Stopping Cause
16
State Indication
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◆ Cause of Indoor Unit Stoppage
Code
Operation OFF, Power OFF
00
Thermo-OFF
01
Alarm (*1)
02
Freeze Protection, Overheating Protection
03
Instantaneous Power Failure at Outdoor Unit/Reset (*2)
05
Instantaneous Power Failure at Indoor Unit/Reset (*3)
06
Stoppage of Cooling Operation due to Low Outdoor Air Temp. Stoppage of Heating Operation due to High
07
Outdoor Air Temp.
Stoppage of Reversing Valve Switching Control
09
Demand Enforced Stoppage
10
Retry due to Pressure Ratio Decrease
11
Retry due to Low Pressure Increase
12
Retry due to High Pressure Increase
13
Retry due to Abnormal Current of Constant Speed Compressor
14
Retry due to Vacuum Abnormality, Discharge Gas Temp. Increase
15
Retry due to Decrease of Discharge Gas Superheat
16
Retry due to Inverter Tripping
17
Retry due to Voltage Decrease, Other Retry of Inverter
18
Expansion Valve Opening Change Protection
19
Operation Mode Difference between IDU and ODU/ Stoppage of Operation Mode Switching during Operation
20
Enforced Thermo-OFF (*4)
21
Enforced Thermo-OFF (Hot Start Control at Crankcase Heater Preheating)
22
Enforced Stoppage of compressor due to DIP switch (DSW) Setting
23
Thermo-OFF during Energy-Saving Operation
24
Retry due to High Pressure Decrease
26
Retry due to Operation of Outdoor Blower Protector
27
Stoppage due to Outlet Temp. Decrease in Cooling
28
Retry due to Abnormal Current during MS Motor Synchronous Operation
29
Stoppage of Thermo-OFF due to Compressor Excepting
30
Retry due to Abnormal Transmission of Outdoor Unit
32
PMEN0630 rev.0 - 07/2022
d1
01
Refer to "Cause of Indoor Unit Stoppage"
Cause
10
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