Frigidaire FRS18PYS2 Installation Instructions (All Languages) - Page 12

Flaring work.

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4. Flaring work. Firmly hold copper pipe in a die in the dimension shown in the table below. OUTER DIAMETER (inch) 1/4 3/8 1/2 5/8 A (inch) Max. 0.051 0.063 0.071 0.095 Min. 0.028 0.039 0.039 0.087 Bar Handle Clamp handle Copper pipe Yoke Red arrow mark Connection Adjustment 1. Align the pipes to be connected. 2. Screw the flare nut with your fingers, and then tighten it with a spanner and torque wrench, as shown in the following figure. Caution: Excessive twisting may break the nut, depending on the installation conditions. Indoor unit tubing OUTER DIAMETER (inch) 1/4 3/8 1/2 5/8 Flare nut Pipings TIGHTENING TORQUE (lbf.in) 139 260 434 651 ADDITIONAL TIGHTENING TORQUE (lbf.in) 174 304 477 694 17 Refrigerant piping connection

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4.
Flaring work.
die in the dimension shown in
the table below.
OUTER
Connection Adjustment
1.
Align the pipes to be connected.
OUTER
TIGHTENING
Caution:
Excessive twisting may
break the nut, depending on the
installation conditions.
Refrigerant piping connection
Bar
pipe
Handle
Clamp
handle
Yoke
Red arrow mark
Flare
nut
Pipings
Indoor unit
tubing
Copper
A (inch)
Max.
Min.
DIAMETER (inch)
0.051
0.063
0.071
0.095
0.028
0.039
0.039
0.087
2.
Screw the flare nut with your
fingers, and then tighten it with
a spanner and torque wrench,
as shown in the following figure.
ADDITIONAL TIGHTENING
DIAMETER (inch)
Firmly hold copper pipe in a
1/4
3/8
1/2
5/8
1/4
3/8
1/2
5/8
TORQUE
TORQUE (lbf
.
in)
139
174
260
304
434
477
651
694
(lbf
.
in)
17