Rrfrigerant Piping - Vivax HPS-42HM84AERI/I1s User Manual

VIVAX
INSTALL THE CONNECTING PIPE
Check whether the differance in height between the indoor unit and outdoor unit, the
length of refrigerant pipe, and the number of the bends meet the following
requirements:
Refrigerant piping
 Please pay attention to avoid the components where it is connecting to the
connecting pipes.
 To prevent the refrigerant piping from oxidizing inside when welding, it is necessary
to charge nitrogen, or oxide will chock the circulation system.
 Back out pipe:Undersurface outlet pipe: the knock out should from inside to outside,
and then piping and wiring through this.Pay attention to the piping, the fat
connecting pipe should out from the largest hole, otherwise the pipes will be
rubbed. Please do the moth proofing for the knocked out hole, to avoid the pest
processing into and destroy the components.Please wipe off the piping support
rubber blanket beside the inner outlet pipe cover of the machine while back side
getting out pipes.
Fig. 7‐1
CAUTION
18
ENG
Gas
Liquid