Trane GEHE 072-180 Installation, Operation And Maintenance Manual page 39

Figure 30. Front return/top supply
24 VOLT
1 1/8" O.D.
WCI mounting
location
HIGH VOLTAGE
7/8" O.D.
SIDE VIEW
(a) NEC requires that the GEV072-300 front return must be a non-ducted return.
WSHP-SVX01Q-EN
(a)
GEV 12.5 to 15 tons (60 Hz); GEV 10 and 12.5 ton (50 Hz)
31 1/2"
36 1/4"
4 3/4"
31 1/2"
38 7/8"
68"
CONTROL
27 1/8" 27
BOX ACCESS
1"
FRONT VIEW
2 3/8"
SUPPLY OPENING
WITH 1" DUCT
FLANGE
74 1/2"
81 5/8"
TOP VIEW
18 5/8"
W.I. 1 1/2"
2 5/8"
NPTI
Unit Dimensions
15 7/8"
10" 14 3/8"
W.O. 1 1/2"
NPTI
DRAIN 3/4"
NPTI
23 1/2
12 1/2"
4 1/4"
RETURN AIR
OPENING
39