100
Connection cautions
Model
3U52S2SG1FA
3U68S2SG1FA
4U70S2SH1FA
4U85S2SH1FA
Connection priority between indoor and stop valve
higher from down to up
When there is 1 indoor, the prior stop valve is C D
When there are 2 indoors, the prior stop valves are C B D C
When there are 3 indoors, the prior stop valves are C B A D C B
When there are 4 indoors, the prior stop valves are D C B A
When there are 5 indoors, the prior stop valves are
Note: For better oil return and more reliable system, please execute as the above when connecting indoor unit.
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