Trane 4TYK8536B1000AA Technical & Service Manual page 7

Dc-inverter air conditioners
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Contents
6
13. Troubleshooting .......................................................................... 49
13.1 Trouble guide ................................................................................. 49
13.2 Fault codes ..................................................................................... 52
14. Checking components ............................................................... 59
14.1 Check refrigerant system .............................................................. 59
14.2 Check parts unit ............................................................................. 60
16. Control logic description ........................................................... 64
16.1 An illustration to outdoor unit signal .......................................... 64
16.2 Cooling Mode ................................................................................ 64
16.3 Evaporator Low-temperature Protection ..................................... 65
16.5 Condenser High-temperature Protection .................................... 66
SS-SVM001A-EM

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