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INSTALLATION MANUAL Information for the installer
MODEL capacity (Btu/h)
5k
7k
9k
12k 15/18k 22/24k 28/30k
Liquid pipe diameter
Gas pipe diameter
Lenght of pipe with standard charge
Maximum distance between indoor and outdoor unit
Additional gas charge
Max. diff. in level between indoor and outdoor unit
Type of refrigerant(1)
1/4
( 6)
3/8
(
9.52)
1/4
( 6)
1/4
( 6)
1/4
( 6)
1/4
( 6)
3/8
(
9.52)
3/8
(
9.52)
1/2
(
12)
1/2
(
12)
3/8
(
9.52)
3/8
(
9.52)
5/8
(
15.88)
5/8
(
15.88)
3m
3m
3m
3m
4m
4m
4m
15m
15m
15m
15m
15m
15m
15m
20g/m
20g/m
20g/m
20g/m
30g/m
30g/m
30g/m
5m
5m
5m
5m
5m
5m
5m
R22
R22
R407C
R22
R407C
R22
R407C
R22
R407C
R22
R407C
R22
R407C
(1) Refer to the data rating label sticked on the outdoor unit.
TIGHTENING TORQUE FOR PROTECTION CAPS AND FLANGE CONNECTION
22
MODEL capacity (Btu/h)
7k
9k
12k 15/18k 22/24k 28/30k
Liquid pipe diameter
Gas pipe diameter
Lenght of pipe with standard charge
Maximum distance between indoor and outdoor unit
Additional gas charge
Max. diff. in level between indoor and outdoor unit
Type of refrigerant(1)
1/4
( 6)
1/4
( 6)
1/4
( 6)
1/4
( 6)
3/8
(
9.52)
3/8
(
9.52)
1/2
(
12)
3/8
(
9.52)
3/8
(
9.52)
5/8
(
15.88)
5/8
(
15.88)
3m
3m
3m
4m
4m
4m
15m
15m
15m
15m
15m
15m
20g/m
20g/m
20g/m
30g/m
30g/m
30g/m
5m
5m
5m
5m
5m
5m
R410A
R410A
R410A
R410A
R410A
R410A
MODEL capacity (Btu/h)
9k
12k 15/18k 22/24k
Liquid pipe diameter
Gas pipe diameter
Lenght of pipe with standard charge
Maximum distance between indoor and outdoor unit
Additional gas charge
Max. diff. in level between indoor and outdoor unit
Type of refrigerant(1)
1/4
( 6)
1/4
( 6)
1/4
( 6)
3/8
(
9.52)
1/2
(
12)
1/2
(
12)
3/8
(
9.52)
5/8
(
15.88)
3m
3m
4m
4m
15m
15m
15m
15m
20g/m
20g/m
30g/m
30g/m
5m
5m
5m
5m
R22
R410A
R22
R410A
R22
R410A
R22
R410A
PIPE
1/4
( 6)
3/8
(
9.52)
1/2
(
12)
5/8
(
15.88)
TIGHTENING TORQUE
[N x m]
TIGHTENING TORQUE
[N x m]
CORRESPONDING STRESS
(using a 20 cm wrench)
15 - 20
31 - 35
35 - 45
75 - 80
Service port nut
Protection caps
7 - 9
25 - 30
wrist strength
arm strength
arm strength
arm strength
INVERTER TYPE
3/8
(
9.52)
FIXED-SPEED TYPE
FIXED-SPEED TYPE