03-07
(1) Compressor(s) is(are) operating, except for the case that only compressor 1 (2HP) is operating
.
(2) Operatring mode is "Cooling" or "Heating".
1) Expansion Valve 3 Control
As there is a difference between compressor’s actual capacity (operating capacity) and required
capacty (from indoor units), the difference in capacity is bypassed as a circulating save amonunt.
( Operating capacity – required capacity )
2) Start condition
3) End condition
(1) Only commpressor 1 (2HP) is operating.
(2) When the operating mode is switched to other than " Cooling" or "Heating".
3-5
CIRCULATING SAVE AMOUNT CONTROL
The solenoid valve 2 is controlled according to the difference between operatiog capacity and required
capacity during the same capacity operatration mode.
3-6 SOLENOID VALVE 2 CONTROL
When all the following conditions are satisfied.
When any of the following condition is satisfied.
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