48
12.2.5.3 Connecting the Piping to Outdoor Multi
Decide piping length and then cut by using pipe cutter.
Remove burrs from cut edge. Make flare after
inserting the flare nut (locate at valve) onto the copper
pipe. Align center of piping to valve and then tighten
with torque wrench to the specified torque as stated in
the table.
* For Gas side piping please refer table and diagram below
12.2.5.4 Cutting and Flaring the Piping
1 Please cut using pipe cutter and then remove the burrs.
2 Remove the burrs by using reamer. If burrs is not removed, gas leakage may be caused. Turn the piping end
down to avoid the metal powder entering the pipe.
3 Please make flare after inserting the flare nut onto the copper pipes.
12.2.6 How to Take Out Front Grille
Please follow the steps below to take out front grille if necessary such as when installing or servicing.
Model
Z20***, Z25***, Z35***, Z42***,
XZ20***, XZ25***, XZ35***
1 Pull down 3 caps at the bottom, then remove
3 mounting screws.
2 Cling finger around screw area slot, pull the
bottom plate downward until a click sound
indicates hook is unleashed.
Move the bottom plate forward carefully.
3 Open front panel.
4 Remove 3 mounting screws on the front grille.
5 Slide the 3 lock knobs on the upside of front
grille to unlock position.
6 Set the upper vane to horizontal position.
Set the lower vane to slightly below horizontal
position.
7 Pull the front grille towards you to remove the
front grille.
Connection pipe
(female side)
Auxiliary pipe
(male side)
Flare Nut
Hall Union
Liquid side
Outdoor Multi Combination Model
Pipe size (refer
to diagram)
R32 Model
CS-Z20***,
CS-XZ20***,
CS-Z25***,
CS-XZ25***,
CS-Z35***,
CS-XZ35***
CU-2Z35***,
CU-2Z41***,
CU-2Z50***,
CU-3Z52***,
CU-3Z68***,
CU-4Z68***,
CU-4Z80***,
CU-5Z90***
CS-Z42***,
CS-Z50***,
CS-XZ50***
CU-2Z50***,
CU-3Z52***,
CU-3Z68***,
CU-4Z68***,
CU-4Z80***,
CU-5Z90***
(CZ-MA1P)
CS-Z71*** CU-4Z80***,
CU-5Z90***
(CZ-MA2P) &
(CZ-MA3P)
Hall Union
Connection pipe
(female side)
Auxiliary pipe
(male side)
Flare Nut
Hall Union
Packing
Connection pipe
(female side)
Auxiliary pipe
(male side)
Pipe size reducer (CZ-MA1P)
Flare Nut
Auxiliary pipe
(male side)
(Outdoor)
Auxiliary pipe
(male side)
(Indoor)
Hall Union
Hall Union
Packing
Packing Connection pipe
(female side)
Pipe size expander
(CZ-MA2P)
Flare Nut
Pipe size reducer
(CZ-MA3P)
Gas side
When properly fl ared, the internal surface of the
fl are will evenly shine and be of even thickness.
Since the fl are part comes into contact with the
connections, carefully check the fl
are fi nish.
Improper fl aring
Inclined Surface
damaged
Cracked Uneven
thickness
1. To cut 2. To remove burrs 3. To fl are
Bar
Red arrow mark
Handle
Core
Yoke
Clamp handle
Bar
0 – 0.5 mm
Copper pipe
Reamer
Point down
Pipe
Cap and Screw
(3 location)
Bottom
plate
2
1
Front
panel
Front grille
Upper vane: Set to horizontal;
Lower vane: Set to slightly below horizontal
LOCK
Lock knob
UNLOCK
Screw
(3 location)
Vane
4
3
7
6
5
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