AUX ASW-07B4/HSAR, Service Manual

Page: 21 / 159

10. Overload control and various protection functions:
10.1 Temperature control (overheat protection).
10.1.1 This function can only be applied to the mode of heating, not
others.
10.1.2 When the temperature of indoor coiled pipe reaches more than
57 , outdoor fan will stop working.
10.1.3 When the temperature of indoor coiled pipe drops to less than
52 , outdoor fan will resume to operate normally.
10.2 Temperature cut-off control function (overheat protection)
10.2.1 This function can only be applied to the mode of heating, not
others.
10.2.2 When the temperature of indoor coiled pipe reaches more than
64 which lasts more than 10 seconds, the compressor and
outdoor fan will all stop working.
10.2.3 After 3 minutes’ shut-down, the compressor will resume to
operate if the temperature of indoor coiled pipe drops to less than
52 .
10.3 Function of preventing indoor coiled pipe from being frozen
(supercooling protection).
10.3.1 This function can only be applied to the operation mode of
refrigeration or dehumidification, not others.
10.3.2 When the temperature of indoor coiled pipe drops to -2