Haier AS09SH1ERA — устранение неисправностей вентилятора внутреннего блока кондиционера [59/109]

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Haier Functions and control 7 3 3 Indoor DC fan motor malfunction Indoor Display Method of malfunction E14 The fan speed detected by the Hall IC during fan motor running which is used to determine the fan motor operating detection Malfunction detection When there is no fan speed feedback signal within 2 minutes conditions Operation halt due to breaking of wire inside the fan motor Supposed causes Fan motor overheat protection Operation halt due to breaking of the fan motor lead wires Detection error due to faulty indoor PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be caused How to check Fan Motor DC 1 Check connector connection 2 Check motor power supply voltage output pins 1 4 3 Check motor control voltage pins 4 5 4 Check rotation command voltage output pins 4 6 5 Check rotation pulse input pins 4 7 1 2 3 4 5 6 7 о о о о о о о Motor power supply voltage Unused Unused P OV reference potential k Motor control voltage 15 VDC Rotation command voltage 1 6 VDC Rotation pulse input Notes the a c is electrifying don t pull out or insert the terminals of the motor or else the motor would be Damaged Haier Domestic Air Conditioner 56

Узнайте, как диагностировать и устранять неисправности вентилятора внутреннего блока кондиционера. Подробные инструкции по проверке и ремонту.

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