Hisense AKT26UR4RK4 Use And Installation Instructions page 20

3.3 Exposed Installation
3.3.1 Refrigerant piping
(1) Drill a hole (65mm in diameter) in the spot indicated by " ○" symbol in installation template as below.
(2) The location of the hole is different depending on which side of the pipe is taken out.
(3) For piping, see
(4) Allow space around the pipe for a easier indoor unit pipe connection.
Right back piping
Right piping
Right bottom piping
CAUTION
. After completing refrigerant piping , wiring, and drain piping, for the indoor unit, caulk the gap between
the unit bottom and the pipe with putty, insulation or else to prevent people insert hands into the unit.
3.3.2 Boring a wall hole and installing wall embedded pipe
· For walls containing metal frame or metal board, be sure to use a wall embedded pipe and wall cover
in the feed-through hole to prevent possible heat, electrical shock, or fire.
· Be sure to caulk the gaps aroung the pipes with caulking material to prevent water leakage.
(1) Bore a feed-through hole of 65mm in the wall so it has a down slope toward the outside.
(2) Insert a wall pipe into the hole.
(3) Insert a wall cover into wall pipe.
(4) After completing refrigerant piping, wiring, and drain piping, caulk pipe hole gap with putty.
Unit Bottom
Wall hole cover
(
Field supply
3.3.5 Connecting the refrigerant
Left back piping
Inside
)
pipe.
Left piping
Left back piping
Left bottom piping
Left bottom piping
17
Installation and Maintenance
Position for Mounting Plate
Outside
Caulking
Wall embedded pipe
( )
Field supply
Right back piping
Right bottom piping