MCAC-UTSM-2014-03 R410A 380~415V 3Ph 50Hz TempMaker Series Split AC
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Allowed length of refrigerant pipe and height difference.
Max. actual length of pipe (L)
Max. height difference between
indoor and outdoor unit
Do not increase or decrease piping sizes.
As shown in following picture, when brazing the indoor and outdoor connective lines, pad a
sheet metal under the valve avoids the flame burning the chassis.
Precaution should be taken to prevent heat damage to the valve by wrapping a wet rag around it.
Remove the cap and Schrader core from both the liquid and vapor service valve service ports at
the outdoor unit. Connect low pressure nitrogen to the liquid line service port.
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