6 | Unit installation
Installer reference guide
33
CVXM-A, FVXM-A, CVXM-A9, FVXM-A9, FVXTM-A
Split system air conditioners
4P625991-1F – 2022.09
a Bottom frame
b Slit portion for side piping on the front grille (same on the other side)
c Slit portion for side piping on the bottom frame (same of the other side)
d Slit portion for the bottom piping
1 Cut off the slit portion using nippers.
2 Remove an burrs along the cut section using a half round needle file.
6.4 Connecting the drain piping
In this chapter
6.4.1 General guidelines.................................................................................................................................................. 33
6.4.2 To connect the drain piping to the indoor unit ..................................................................................................... 34
6.4.3 To check for water leaks ........................................................................................................................................ 35
6.4.1 General guidelines
▪ Pipe length. Keep drain piping as short as possible.
▪ Pipe size. Use rigid polyvinyl chloride pipe with 20 mm nominal diameter and
26mm outer diameter.