TABLE 14: Error Codes - 30K 36K (Continued)
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| Display Method of Indoor Unit |
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| Malfunction |
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| Malfunction |
| Indicator Display | Indicator has 3 kinds of display |
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No. | Dual 8 | (during blinking, | status and during blinking, ON 0.5s | A/C Status | Possible Causes | |||||||
| Name | Code | ON 0.5s and OFF 0.5s) |
| and OFF 0.5s |
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| Display | Operation | Cool | Heating | Yellow |
| Red |
| Green |
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| Indicator | Indicator | Indicator | Indicator |
| Indicator |
| Indicator |
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| During cooling and drying | 1. Wiring terminal |
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| is loosened. In normal state, the | |
| Overload |
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| OFF 3S | OFF 3S |
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| operation, compressor will | resistance for this terminal |
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| stop while indoor fan will | should be less than 1ohm. | |||
33 | protection for | H3 |
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| and blink | and blink |
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| operate; During heating | 2. Refer to the ProficienTECH | |||||
| compressor |
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| 3 times | 8 times |
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| operation, the complete | Ductless Splits Technical Train- | |||
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| unit will stop operation. | ing Manual ( discharge protec- |
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| tion, overload). |
| High |
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| During cooling operation, | Refer to the ProficienTECH |
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| OFF 3S | OFF 3S |
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| compressor stops while | ||
34 | temperature |
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| Ductless Splits Technical Train- | |||
H4 |
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| and blink | and blink |
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| indoor fan motor operates. | |||
resistant |
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| ing Manual (overload, high tem- | |||||
| protection |
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| 4 times | 6 times |
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| During heating operation, | perature resistant). |
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| the complete unit stops. | ||
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| During cooling and drying | Refer to the ProficienTECH |
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| OFF 3S | OFF 3S |
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| operation, compressor will | Ductless Splits Technical Train- |
| IPM |
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| stop while indoor fan will | ing Manual (IPM protection, loss | ||
35 | H5 |
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| and blink | and blink |
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protection |
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| operate; During heating | of synchronism protection and | ||||
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| 5 times | 4 times |
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| operation, the complete | overcurrent protection of phase | ||
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| unit will stop operation. | current for compressor. |
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| Module |
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| OFF 3S | OFF 3S |
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36 | temperature | H5 |
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| and blink | and blink |
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| is too high |
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| 5 times | 10 times |
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| 1. Bad contact of DC motor |
| Internal |
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| Internal fan motor, exter- | feedback terminal. |
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| 2. Bad contact of DC motor | ||
| motor |
| OFF 3S |
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| nal fan motor, compressor | |
37 | (fan motor) | H6 | and blink |
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| and electric heater stop | control end. |
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| 3. Fan motor is stalling. | |||||
| do not |
| 11 times |
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| operation, guide louver | |
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| 4. Motor malfunction. | |||
| operate |
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| stops at present location. | |
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| 5. Malfunction of mainboard rev | ||
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| detecting circuit. |
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| During cooling and drying | Refer to the ProficienTECH |
| Desynchro- |
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| OFF 3S |
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| operation, compressor will | Ductless Splits Technical Train- |
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| stop while indoor fan will | ing Manual (IPM protection, loss | ||
38 | nizing of | H7 |
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| and blink |
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| operate; During heating | of synchronism protection and | ||||
| compressor |
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| 7 times |
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| operation, the complete | overcurrent protection of phase | ||
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| unit will stop operation. | current for compressor. |
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| During cooling and drying |
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| PFC |
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| OFF 3S | OFF 3S |
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| operation, compressor will | Refer to the ProficienTECH |
39 | HC |
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| and blink | and blink |
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| stop while indoor fan will | Ductless Splits Technical Train- | |
protection |
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| operate; During heating | |||||
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| 6 times | 14 times |
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| ing Manual. | ||
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| operation, the complete | |||
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| unit will stop operation. |
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| Outdoor DC |
| OFF 3S |
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| OFF 3S |
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| Outdoor DC fan motor | DC fan motor malfunction or |
40 | fan motor | L3 | and blink |
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| and blink |
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| malfunction lead to com- | system blocked or the connector |
| malfunction |
| 23 times |
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| 14 times |
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| pressor stop operation. | loosed |
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| Compressor stop opera- |
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| OFF 3S |
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| OFF 3S |
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| tion and Outdoor fan | To protect the electronical |
| Power |
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| motor will stop 30s latter, | |||
41 | L9 | and blink |
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| and blink |
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| components when detect high | ||
protection |
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| 3 minutes latter fan motor | |||||
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| 20 times |
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| 9 times |
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| power. | ||
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| and compressor will |
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| restart. |
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| Indoor unit |
| OFF 3S |
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| OFF 3S |
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42 | and outdoor |
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| compressor and Outdoor | Indoor unit and outdoor unit | ||
LP | and blink |
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| and blink |
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unit doesn't |
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| fan motor can’t work. | doesn't match. | ||||
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| 19 times |
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| 16 times |
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| match |
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| During cooling and drying |
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| Failure |
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| OFF 3S |
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| operation, compressor will | Refer to the ProficienTECH |
43 | LC |
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| and blink |
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| stop while indoor fan will | Ductless Splits Technical Train- | |
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| operate; During heating | |||||
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| 11 times |
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| ing Manual. | ||
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| operation, the complete | ||
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| unit will stop operation. |
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| Malfunction |
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| During cooling and drying |
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| of phase |
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| OFF 3S |
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| operation, compressor will |
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| current |
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| stop while indoor fan will | Replace outdoor control panel | |
44 | U1 |
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| and blink |
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detection |
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| operate; During heating | AP1. | |||
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| 13 times |
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| circuit for |
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| operation, the complete |
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| compressor |
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| unit will stop. |
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44 | Johnson Controls Unitary Products |
