88 | PRODUCT DATA
MULTI V IV Outdoor Unit Engineering Manual
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REFRIGERANT FLOW DIAGRAMS
A : Switch operation between cooling and heating.
B : Decreases noise following subcooling operation between inlet of one indoor unit and outlet of another indoor unit during simultaneous
operation.
C : Prevents liquid from entering high-pressure vapor valve and heat recovery unit during cooling mode.
D : Controls pressure between the high and low pressure vapor pipes during simultaneous operation.
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