Allation data – Carrier 48GH User Manual
Page 4
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3/4-in. galvanized pipe,“ or 7/€-in. plastic pipe. Do
not undersize the tube. Pitch drain tube downward
at a slope of at least 1 in. in every 10 ft of horizontal
run. Be sure to check drain tube for leaks.
Condensate water can be drained directly onto
roof in rooftop installations (where permitted) or
onto a gravel apron in ground-level installations.
When using a gravel apron, make sure it slopes
away from unit.
TO DRAIN
Fig. 3 — Condensate Trap
VENTING — The vent cap and combustion-air
duct assemblies are shipped in either the blower or
control compartment. Remove access doors to
locate assemblies. See Fig. 1 for door locations. Vent
stack extension is shipped either in air hole in unit
top or fastened to back of the control box or in
blower compartment.
CAUTION: Venting system is designed to en
sure proper venting. Vent cap assembly must be
installed as indicated in this section of installa
tion Instructions.
allation Data
036
GL042
GH042
GL048
GH048
GL060
GH060
520/530
520
... “0^
320
520
620
320
520
320/330
320/330
5- 5-5/8
6- 0-3/8
6- 0-3/8
3- 8-5/8
3- 8-5/8
3- 8-5/8
3-10-1/8
4- 6 -1/8
4- 6-1/8
2- 0
2- 8
2- 8
1- 1 -1/4
1- 1 -1/4
1- 1-1/4
0- 8-7/8
0- 8-7/8
0- 8-7/8
0-10
0-10-1/2
0-10-1/2
1- 6 -1/4
1- 3-1/4
1- 6-1/4
1-10-5/8
2-0-11/16
2-0-11/16
0- 1 -3/8
0- 1 -3/8
0- 1-3/8
583/722t
672
672
672
672
768
768
768
768
768
951
951
379/469t
437
437
437
437
499
499
499
499
499
618
618
475
420
420
440
440
535
535
535
555
555
575
605
485
430
430
450
450
545
545
545
565
565
585
615
100,000
60,000
60,000
80,000
80,000
80,000
80,000
80,000
100,000
100,000
100,000
120,000
125,000
75,000
75,000
100,000
100,000
100,000
100,000
100,000
125,000
1 25,000
1 25,000
150,000
1215
1400
1400
1400
1400
1600
1600
1600
1600
1600
1981
1981
0 15
0 15
0 15
0 15
0 15
0 20
0 20
0 20
0 20
0 20
0 20
0 20
mum recommended filter areas when these units have been field converted for operation at maximum rated
heating input
JAH units have a minimum and maximum AGA-certified rated heating input and are manufactured with burner
orifices for heating operation at minimum rating Units may not be derated below this minimum rating