7.1.5 The control of the outdoor electronic expansion valve
When starting the compressor: the opening size of the valve must be guaranteed to have entered
into the standard opening size, and then the compressor can be started.
When refrigeration is in vain (the machine is shut down or is in the state of retrograde operation),
the opening size of the expansion valve of the indoor unit is 5 steps;
When heating is in vain, the opening size of the expansion valve of the indoor unit is 80 steps;
Domestic air conditioner
22
Functions and control
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