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Installation and Maintenance

Service Manual

Analysis or processing of some of the malfunction display:

1. Compressor discharge protection

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KDVQRQFRQGHQVLQJJDVVXFKDVDLUZDWHUHWFEORFNDJHRIFDSLOODU\DVV\LQFOXGLQJ¿OWHUOHDNDJHLQVLGHIRXUZD\YDOYHFDXVHV

LQFRUUHFWRSHUDWLRQPDOIXQFWLRQRIFRPSUHVVRUPDOIXQFWLRQRISURWHFWLRQUHOD\PDOIXQFWLRQRIGLVFKDUJHVHQVRURXWGRRUWHPSHUDWXUH

WRRKLJK

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2. Low voltage overcurrent protection

3RVVLEOHFDXVH6XGGHQGURSRIVXSSO\YROWDJH

3. Communication malfunction

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4. Sensor open or short circuit

3URFHVVLQJPHWKRG&KHFNZKHWKHUVHQVRULVQRUPDOFRQQHFWHGZLWKWKHFRUUHVSRQGLQJSRVLWLRQRQWKHFRQWUROOHUDQGLIGDPDJHRI

OHDGZLUHLVIRXQG

5. Compressor over load protection

3RVVLEOHFDXVHVLQVXIILFLHQWRUWRRPXFKUHIULJUDQWEORFNDJHRIFDSLOODU\DQGLQFUHDVHRI VXFWLRQWHPS LPSURSHUUXQQLQJRI

FRPSUHVVRUEXUQLQJLQRUVWXFNRIEHDULQJGDPDJHRIGLVFKDUJHYDOYHPDOIXQFWLRQRISURWHFWRU

3URFHVVLQJPHWKRGDGMXVWUHIULJHUDQWDPRXQWUHSODFHWKHFDSLOODU\UHSODFHWKHFRPSUHVVRUXVHXQLYHUVDOPHWHUWRFKHFNLIWKH

FRQWDFWRURIFRPSUHVVRULV¿QHZKHQLWLVQRWRYHUKHDWHGLIQRWUHSODFHWKHSURWHFWRU

6. System malfunction

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WHPSHUDWXUHRILQGRRUKHDWH[FKDQJHUZKHQKHDWLQJLVWRRKLJKSURWHFWLRQZLOOEHDFWLYDWHG

3RVVLEOHFDXVHV2XWGRRUWHPSHUDWXUHLVWRRKLJKZKHQFRROLQJLQVXI¿FLHQWRXWGRRUDLUFLUFXODWLRQUHIULJHUDQWÀRZPDOIXQFWLRQ

SOHDVHUHIHUWRWKHPDOIXQFWLRQDQDO\VLVLQWKHSUHYLRXVVHFWLRQIRUKDQGOLQJPHWKRG

7. IPM module protection

3URFHVVLQJPHWKRG2QFHWKHPRGXOHPDOIXQFWLRQKDSSHQVLILWSHUVLVWVIRUDORQJWLPHDQGFDQQRWEHVHOIFDQFHOHGFXWRIIWKHSRZHU

DQGWXUQRIIWKHXQLWDQGWKHQUHHQHUJL]HWKHXQLWDJDLQDIWHUDERXWPLQ$IWHUUHSHDWLQJ WKHSURFHGXUH IRUVHYHU WLPHVLIWKH

PDOIXQFWLRQVWLOOH[LVWVUHSODFHWKHPRGXOH

Gree GWC09QB-K3DNA1B User Manual

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