扬子空调故障代码（The fault code of the Yangtze air conditioner）.docVIP

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扬子空调故障代码（The fault code of the Yangtze air conditioner）.doc

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扬子空调故障代码（The fault code of the Yangtze air conditioner）

扬子空调故障代码（The fault code of the Yangtze air conditioner） KFR - 23 gw (D), KFR - 32 gw/C (D) Fault code failure indication Temperature sensor fault timing lights flashing Tube temperature sensor failure sleep light flashing System breakdown defrost lamp flicker 45 lw KF (R) - (/ D) E1 high voltage protection disconnect E2 prevents high load protection E3 prevents freeze protection E4 system exception protection E6 indoor temperature sensor is damaged E7 indoor coil temperature sensor is damaged Fault code failure indication -kf (R) -48lw/A (D). - KF (R) - 50LW (/ AD). - KFR - 60 / AD. - KFR - 70 lw/C (D) -kf (R) -- 120LW (/ BD) Fault code failure indication - E1 high voltage protection disconnect - E2 prevents high load protection - E3 prevents freeze protection - E4 system exception protection - E6 indoor temperature sensor is damaged - E7 indoor coil temperature sensor is damaged Ordinary split machine, 1: the E1 with the light box is shown to stop immediately, except that the light box can be opened and other functions are useless. [simple solution: the control panel of the OVC line and zero line short sub, is still the E1 for panel bad, dont show the E1 is that high pressure protection switch, disconnect] 2: E3 fault some machine doesnt have a low voltage protection switch, but in all control components also is cannot solve the problem, it is now a lot of control panel is common, as long as the LPP line and zero line in the control panel nipple is ok! Iii. Maintenance information of variable frequency air-conditioning 1. Exhaust temperature protection: when T exhaust is above 115 degrees, the compressor stops, less than 90 degree press stops and the operation is resumed after three minutes. 2. Anti-freeze protection: when the inner tube is less than -1 degree, the compressor stops and the compressor stops for three minutes. 3 over-current protection: when the I is always greater than D, the compressor stops and the external fan is delayed for 30 seconds 32 machin