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59
4) When power switch of indoor control panel is shut, this memory will be clear, but inspection display will go on till
the outdoor unit gets the “operation” signal from the indoor unit.
Cooling and heat action as below:
Constant
ON
temp. unit OFF
Compressor
ON
OFF
Brace heat
ON
(without J3) OFF
Brace heat
ON
(with J3)
OFF
4-way valve
ON
(cooling)
OFF
4-way valve
ON
(heat)
OFF
Distributary
ON
3minutes
3minutes
valve
OFF
Outdoor
ON
Fan
OFF
4. over heat protection in cooling mode
Start-up condition
: the compressor has been in working for 2 minutes, if outdoor coil is higher than 68
℃
, the air
conditioner is shut down and trouble showing.
Over heat protection
: the compressor stop for 3 minutes, and then restart, if the outdoor coil temperature is higher than
68
℃
again, the compressor shuts down and trouble showed.
Operation
begins
Ta
≠
Ts
Stop
running
60 minutes
60 minutes
60minutes
60minutes
60minutes
60minutes
Room
Temperaturer
Содержание TA-05CW
Страница 44: ...44 Part 2 Micro electric control system ...