CIAC CH42A - Installer Technical Data - Specs & Torque; Model Capacity and Specs; Tightening Torque Values

INSTALLATION MANUAL---Information for the installer
MODEL capacity (Btu/h)
9k
12k
18k
24k
Liquid pipe diameter
Gas pipe diameter
Lenght of pipe with standard charge
Maximum distance between indoor and outdoor unit
Additional gas charge
Max. di. 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
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
21
MODEL capacity (Btu/h)
9k
12k
15/18k
24k
Liquid pipe diameter
Gas pipe diameter
Lenght of pipe with standard charge
Maximum distance between indoor and outdoor unit
Additional gas charge
Max. di. 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)
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
R410A R410A R410A 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
3/8
( 9.52)
FIXED-SPEED TYPE
FIXED-SPEED TYPE