Prediction Codes - Daikin VRV EMERION REYQ-AATJA Service Manual

Troubleshooting by Error Code
3.3

Prediction Codes

Prediction Code List
Seven-segment display
10A-## _ _ 1 0 0 1 - # #
12A-## _ _ 1 2 0 1 - # #
12D-## _ _ 1 2 0 4 - # #
12G-## _ _ 1 2 0 7 - # #
14A-## _ _ 1 4 0 1 - # #
14B-## _ _ 1 4 0 2 - # #
14C-## _ _ 1 4 0 3 - # #
14D-## _ _ 1 4 0 4 - # #
14E-## _ _ 1 4 0 5 - # #
14F-## _ _ 1 4 0 6 - # #
14G-## _ _ 1 4 0 7 - # #
14H-## _ _ 1 4 0 8 - # #
16A-## _ _ 1 6 0 1 - # #
16B-## _ _ 1 6 0 2 - # #
16C-## _ _ 1 6 0 3 - # #
16D-## _ _ 1 6 0 4 - # #
16G-## _ _ 1 6 0 7 - # #
16H-## _ _ 1 6 0 8 - # #
309
Description
Compressor overcurrent prediction
—
EVM1 refrigerant leakage prediction
(during evaporation)
—
EVM2 refrigerant leakage prediction
(during evaporation)
—
EVM3 refrigerant leakage prediction
(during evaporation)
—
Four way valve (20SA1) intermediate
stop prediction
—
Four way valve (20SA1) switching
failure prediction
—
Four way valve (20SA2) intermediate
stop prediction
—
Four way valve (20SA2) switching
failure prediction
—
Four way valve (20SA3) intermediate
stop prediction
—
Four way valve (20SA3) switching
failure prediction
—
Four way valve (20SB) intermediate
stop prediction
—
Four way valve (20SB) switching
failure prediction
—
Discharge pipe thermistor failure
—
prediction (Tdi)
Compressor body thermistor failure
—
prediction (Ti)
Outdoor air thermistor failure
—
prediction (Ta)
Heat exchanger deicer thermistor
—
failure prediction (Tb1)
Subcooling heat exchanger
— gas pipe thermistor failure prediction
(Tsh)
Subcooling heat exchanger liquid
—
pipe thermistor failure prediction (Tsc)
Possible cause
Error code L5, L8 Refer to L5, L8 troubleshooting
Same as L8
Tg: Refer to J9 troubleshooting.
■ Tf sensor failure
■ Tg sensor failure LP: Refer to JC troubleshooting.
■ LP sensor failure Electronic expansion valve coil: Refer to E9
■ EVM1 coil failure troubleshooting
■ EVM1 failure If the above error is not seen, replace EVM1.
■ Tf sensor failure Tg: Refer to J9 troubleshooting.
■ Tg sensor failure LP: Refer to JC troubleshooting.
Electronic expansion valve coil: Refer to E9
■ LP sensor failure
■ EVM2 coil failure troubleshooting
■ EVM2 failure If the above error is not seen, replace EVM2.
■ Tf sensor failure Tg: Refer to J9 troubleshooting.
■ Tg sensor failure LP: Refer to JC troubleshooting.
■ LP sensor failure Electronic expansion valve coil: Refer to E9
■ EVM3 coil failure troubleshooting
■ EVM3 failure If the above error is not seen, replace EVM3.
HP: Refer to JA troubleshooting.
■ HP sensor failure
■ LP sensor failure LP: Refer to JC troubleshooting.
■ Four way valve coil failure If the above error is not seen, compressor, four
■ Four way valve failure way valve coil, or four way valve is defective.
■ HP sensor failure HP: Refer to JA troubleshooting.
■ LP sensor failure LP: Refer to JC troubleshooting.
■ Tf sensor failure Tg: Refer to J9 troubleshooting.
Tf: Refer to J8 troubleshooting.
■ Tg sensor failure
■ Four way valve coil failure Ta: Refer to H9 troubleshooting.
■ Four way valve failure If the above error is not seen, compressor, four
way valve coil, or four way valve is defective.
■ HP sensor failure HP: Refer to JA troubleshooting.
■ LP sensor failure LP: Refer to JC troubleshooting.
■ Four way valve coil failure If the above error is not seen, compressor, four
■ Four way valve failure way valve coil, or four way valve is defective.
■ HP sensor failure HP: Refer to JA troubleshooting.
LP: Refer to JC troubleshooting.
■ LP sensor failure
■ Tf sensor failure Tg: Refer to J9 troubleshooting.
■ Tg sensor failure Tf: Refer to J8 troubleshooting.
■ Four way valve coil failure Ta: Refer to H9 troubleshooting.
■ Four way valve failure If the above error is not seen, compressor, four
way valve coil, or four way valve is defective.
HP: Refer to JA troubleshooting.
■ HP sensor failure
■ LP sensor failure LP: Refer to JC troubleshooting.
■ Four way valve coil failure If the above error is not seen, compressor, four
■ Four way valve failure way valve coil, or four way valve is defective.
■ HP sensor failure HP: Refer to JA troubleshooting.
■ LP sensor failure LP: Refer to JC troubleshooting.
■ Tf sensor failure Tg: Refer to J9 troubleshooting.
Tf: Refer to J8 troubleshooting.
■ Tg sensor failure
■ Four way valve coil failure Ta: Refer to H9 troubleshooting.
■ Four way valve failure If the above error is not seen, compressor, four
way valve coil, or four way valve is defective.
■ HP sensor failure HP: Refer to JA troubleshooting.
■ LP sensor failure LP: Refer to JC troubleshooting.
■ Four way valve coil failure If the above error is not seen, compressor, four
■ Four way valve failure way valve coil, or four way valve is defective.
■ HP sensor failure HP: Refer to JA troubleshooting.
■ LP sensor failure LP: Refer to JC troubleshooting.
■ TsA sensor failure TsA: Refer to J5 troubleshooting.
■ Ts sensor failure Ts: Refer to J5 troubleshooting.
■ Th1 sensor failure Th1: Refer to C9 troubleshooting.
Th2: Refer to C4 troubleshooting.
■ Th2 sensor failure
■ Th3 sensor failure Th3: Refer to C5 troubleshooting.
■ Four way valve coil failure If the above error is not seen, compressor, four
■ Four way valve failure way valve coil, or four way valve is defective.
■ Tdi sensor failure Refer to J3 troubleshooting.
■ Ti sensor failure Refer to J3 troubleshooting.
■ Ta sensor failure Refer to H9 troubleshooting.
■ Tb sensor failure Refer to J6 troubleshooting.
■ Tsh sensor failure Refer to J9 troubleshooting.
■ Tsc sensor failure Refer to J7 troubleshooting.
SiUS372201EB
Tech tips
Part 6 Service Diagnosis