Page 2
G23(X) Unit Dimensions - inches (mm)
AIR FLOW
SUPPLY
AIR
OPENING
FLUE
OUTLET
4 (102)
11/16
(41)
B
C
F
GAS PIPING INLET
(Both Sides)
ELECTRICAL INLETS
(Both Sides)
RETURN AIR
KNOCKOUT
(Either Side)
281/2
(724)
A
23 (584)
115/16 (49)
G
45/8
(117)
TOP VIEW
FRONT VIEW
SIDE VIEW
11/16
(41)
4 (102)
233/4 (603)
25 (635)
5/8
(16)
J
H
5/8 (16)
EXTERNAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
(Optional)
133/16 (335) Left
1315/16 (354) Right
2-3/8 (60) Left
5 (127) Right
Return Air
Knockout (Bottom)
Bottom Return
Air Knockout
187/8
(479)
23 (584)
D
E
Model No.
A
B
C
D
E
F
G
H
J
G23Q2(X)-50
G23Q3(X) 50
in.
40
161/4
141/8
12
12
21/8
5
14
123/4
G23Q3(X)50
G23Q2/3(X)75
mm
1016
413
359
305
305
54
127
356
324
G23Q3(X) 100
in.
40
211/4
191/8
14
14
35/8
71/2
16
143/4
G23Q3(X)100
mm
1016
540
486
356
356
92
191
406
375
G23Q4/5(X)75
G23Q3/4(X)-100
in.
46
211/4
191/8
18
18
15/8
71/2
20
183/4
G23Q3/4(X) 100
G23Q4/5(X)-100
G23Q3/4(X)-125
mm
1168
540
486
457
457
41
191
508
476
G23Q5/6(X)125
in.
46
261/4
241/8
18
18
41/8
10
20
183/4
G23Q5/6(X)125
G23Q5/6(X)-150
mm
1168
667
613
457
457
105
254
508
476