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258931-BTG-A-0606
Unitary Products Group 13
COIL - HD
1-3/4
C
5-5/8
B
A
D
3-3/4
2-5/8
1-3/8
VAPOR
CONN.
LIQUID
CONN.
3/4 MPT
SECONDARY
DRAIN CONN.
3/4 MPT
PRIMARY
DRAIN CONN.
7/8
1-7/8
4-1/8
1-3/8
OUTLET SAME
SIZE AS INLET
(ALL FLANGES 3/4” THICK
Dimensions - HD Coils
Model
Dimensions — Inches Refrigerant Connections
A B C D
Line Size
Liquid Vapor
HD24A**H1 28-3/4 24 23-3/4 21-5/8
3/8
3/4
HD36B**H1 28-3/4 28 23-3/4 25-5/8
7/8HD48C**H1 34-3/4 28 29-3/4 25-5/8
HD60D**H1 34-3/4 30 29-3/4 27-5/8
COIL - HC
B
19-1/2
25-1/2
A
21-1/2
A
C
20-1/4
21-1/2
INLET
OPENING
Dimensions - HD Coils
Model
Dimensions — Inches Refrigerant Connections
A B C
Line Size
Liquid Vapor
HC18A**H1
15-5/16 13-1/4 14-3/16
3/8
3/4
HC30A**H1
7/8
HC36B**H1 17-9/16 15-1/2 16-7/16
HC42C**H1 21-5/16 19-1/4 20-3/16
HC60D**H1 25-5/16 23-1/4 24-3/16