Outdoor Unit Installation; Flaring Work And Pipe Connection - Mitsubishi Electric MXZ-3B54VA Notice D'installation

2. OUTDOOR UNIT INSTALLATION

2-1. CONNECTING WIRES FOR OUTDOOR UNIT
to the connecting section of the terminal block.
with the cable clamps.
TION is completed.
wire with cable clamps.
Terminal
block
UNIT
UNIT
• For future servicing, give extra length to the connecting wires.

3. FLARING WORK AND PIPE CONNECTION

3-1. FLARING WORK
remove burrs in order to avoid to let burrs drop in the piping.
on pipe having completed burr removal. (Not possible to put them on
shown in the table. Select A mm from the table according to the tool
Pipe diameter Nut
Clutch Clutch
for R22
22
26
-
-
Terminal Terminal
block block
UNIT UNIT
UNIT UNIT
<INDOOR UNIT>
Tightening torque
Wing nut
N•m kgf•cm
for R22
34.3 to 41.2
-
Service panel
<OUTDOOR UNIT>
Terminal Terminal block for
block
UNIT
POWER SUPPLY
UNIT
Copper
pipe
Fig. 1
Copper pipe
Burr
Spare reamer
Pipe cutter
Fig. 3
Copper pipe
Die
Flare nut
Fig. 5
Terminal block
15 mm
35 mm
Lead wire
No good
Good
Tilted Uneven Burred
Fig. 2
Flaring tool
Fig. 4
Inside is shin-
Smooth all
scratches.
around
Even length
all around
Fig. 6
5