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The extension pipe kit includes a solenoid valve, valve coil and check valve.
Coil and Valve Before and After Assembly
• Install the solenoid valve with the coil to the liquid pipe between the indoor unit and outdoor unit. The distance to the
indoor unit should be as short as possible, no more than 16 ft. (5 m).
• Install the check valve at the gas pipe between indoor unit and outdoor unit (nearest to the outdoor unit).
• The coil cable connects to indoor unit.
1. Install Valve
Outdoor
unit
Indoor
unit
Gas pipe
Liquid pipe
Check valve
Solenoid valve
AC
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