Minimum Clearances And Connections - Carrier 38GL_M...G Installation Manual

38GL_M...G / 38YY(S)_M...G

Minimum clearances and connections

Connections
A
C
B
A
F
Models
38GL2M12G
A
mm 50
B
mm 250
C
mm 500
D
mm 50
E
mm 470
F
mm 400
Connections
A1 A
A2 B
38GL2M12G
38GL2M18G
38GL2M24G
A
A
B B
38YY2M18G
38GL2M36G
38GL2M48G
D
E
E D
F
38GL2M36G
38GL2M18G 38GL2M48G
38GL2M24G 38YY2M21G
38GL3M21G 38YY2M24G
38GL4M24G 38YY(S)2M36G
38YY2M18G 38YY(S)2M48G
100 100
250 250
500 500
50 100
470 670
400 400
A1
A1 A2
A2 B1
B B2
38GL3M21G 38GL4M24G
A
A
B
B
38YY2M21G 38YY(S)2M36G
38YY2M24G 38YY(S)2M48G
R-410A
Model
38GL
Indoor
unit
A1
2M12G
A2
A
2M18G
B
A
2M24G
B
A1
3M21G A2
B
A1
A2
4M24G
B1
B2
A
2M36G
B
A
2M48G
B
Model
38YY(S)
Indoor
unit
A
2M18G
B
A
2M21G
B
A
2M24G
B
A
2M36G
B
A
2M48G
B
Notes
1) When the indoor unit is as large as 009, use Ø 9,52 mm (3/8") pipes
supplied with the flare tap adapter.
Important: do not connect the indoor unit size 012 to circuit B.
When the indoor unit is provided with a 15.87 mm (5/8") refrigerant
connection, use Ø 12.70 mm pipes supplied with flare tap adapter.
2) All fittings are flare type.
3) Use only refrigeration grade pipes, (Cu DHP type according to
ISO 1337), seamless, degreased, deoxidized and suitable for
operating pressures of at least 4200 kPa.
Under no circumstances must sanitary type annealed copper pipe
be used.
E N G L I S H
Pipe diameter
Liquid Gas
(Liquid) (Suction)
mm (inches) mm
6,35 (1/4") 9,52
6,35 (1/4") 12,70
6,35 (1/4") 9,52
6,35 (1/4") 9,52
6,35 (1/4") 12,70
6,35 (1/4") 12,70
6,35 (1/4") 9,52
6,35 (1/4") 12,70
6,35 (1/4") 9,52
6,35 (1/4") 9,52
6,35 (1/4") 12,70
6,35 (1/4") 9,52
6,35 (1/4") 12,70
6,35 (1/4") 12,70
6,35 (1/4") 12,70
6,35 (1/4") 12,70
6,35 (1/4") 12,70
Pipe diameter
Liquid Gas
(Liquid) (Suction)
mm (inches) mm
6.35 (1/4") 9.52
6.35 (1/4") 9.52
6.35 (1/4") 9.52
6.35 (1/4") 12.70
6.35 (1/4") 12.70
6.35 (1/4") 12.70
6.35 (1/4") 12.70
6.35 (1/4") 12.70
6.35 (1/4") 12.70
6.35 (1/4") 12.70
(inches)
(3/8")
(1/2") (note 1)
(3/8")
(3/8")
(1/2")
(1/2")
(3/8")
(note 1)
(1/2")
(3/8")
(3/8")
(1/2") (note 1)
(3/8")
(note 1)
(1/2")
(1/2")
(1/2")
(1/2") (note 1)
(note1)
(1/2")
(inches)
(3/8")
(3/8")
(3/8")
(1/2")
(1/2")
(1/2")
(1/2")
(1/2")
(note 1)
(1/2")
(1/2") (note 1)
GB - 3