6 | Unit installation
Installer reference guide
30
CVXM20A + FVXM25~50A
Split system air conditioners
4P625991-1C – 2021.09
23 When the complete installation is finished, attach the front panel and the
front grille in their original position.
6.3.2 To drill a wall hole
CAUTION
For walls containing a metal frame or a metal board, use a wall embedded pipe and
wall cover in the feed-through hole to prevent possible heat, electrical shock, or fire.
NOTICE
Be sure to seal the gaps around the pipes with sealing material (field supply), in order
to prevent water leakage.
1 Bore a 65 mm large feed-through hole in the wall with a downward slope
towards the outside.
2 Insert a wall embedded pipe into the hole.
3 Insert a wall cover into the wall pipe.
a Wall embedded pipe
b Putty
c Wall hole cover
4 After completing wiring, refrigerant piping and drain piping, do NOT forget to
seal the gap with putty.
6.3.3 To remove the slit portions
For side piping (left/right) and bottom piping (left/right) slit portions must be
removed. Remove slit portions according to where the piping is taken out.
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