Reznor YDSA Unit Installation Manual - Manual (Page 9)

Form I-Y, P/N 273646R6, Page 9
Bottom View showing Duct Openings
X
Y
55-5/64
(1399)
62-1/64
(1575)
**Optional
Disconnect
Switch
**Power
Supply
12-5/64
(307)
Gas
Inlet
Utility Entrance Dimensions
57
(1448)
57
(1448)
31
(787)
32-43/64
(830) 21
(533)
6-9/64
(156)
6-9/64
(156)
32-57/64
(835)
Condenser
Section
Outside Air
Inlet
Power Exhaust
Box with
Optional Wheel
59-5/8
(1514)
5-27/32
(148)
7-29/64
(189)
Z
78-61/64
(2005)
12-1/2
(317)
Return Air
Inlet
Supply Air Discharge
Fan
Access
Optional
Wheel
Access
Damper
Access
Hood
Coil Access
Filter Access
Power
Exhaust
Box with
Optional
Wheel
23-15/16
(608)
1” PVC Female
Condensate Drain Pan
Adapter Fitting
(Inside the Curb Cap)
(Base Length)
Side View (with power exhaust)
Optional
Outside Air
Hood
Top View
Vent Outlet - Standard (non-condensing)
Gas Heat Section
101-5/32
(2569)
Inlet Air End View
Control Access
Optional Heat
Section
Condenser
Section
5
(127)
Vent Outlet
(gas heat)
64-23/32 (1644)
(Inside Curb Cap)
Control End View with Electric or
Non-Condensing Gas Heat Section
83-3/64
(2109)
70-11/16
(1795)
49-25/64
(1255)
Control End View with High
Efficiency Gas Heat Section
(See dimensions below)
Optional Gas
Heat Section
Control Access
*Vent Outlets High
Efficiency (condensing)
Gas Heat Section
* High efficiency dual heat sections have two vent outlets.
** Two power supply entrances and two disconnect switches apply only
to systems with dual disconnect Option BA7
161-11/32
(4098)
155-23/32
(3955)
164-9/32
(4173)
83-31/32
(2133)
FIGURE 4 - Cabinet Size 3 Dimensions - inches (mm)
Important NOTE: DO NOT use base dimensions for roof curb. See Paragraph 5.3.
Gas Connection Location and Size for Systems with Optional Gas Heat Section
Gas Heat Section (H=non-condensing; G=condensing heat section)
X Y
Diameter
(NPT) Single Furnace Dual Furnaces (one gas connection)
G150, H200 G302, H402
9-35/64”
(242 mm)
19-5/32”
(487 mm)
1/2”
-- H150, H175, H202 12-21/32”
19-5/32”
(487 mm)
1/2”
G225, G300, H300, H400 G372, G452, H502, H602
9-13/32”
(239 mm)
19-37/64”
(497 mm)
3/4”
-- G525, G602, H702, H802 1-1/4”
Opening Dimensions
inches (mm)
Supply Air
Discharge
57 x 31
(1448) x (787)
Return Air Inlet
57 x 21
(1448) x (533)
Outside Air Inlet - Sizes by Option:
Option
Z
AR1, AR25,
AR2G & all
other models
30-5/8
(778)
AR7
8-1/16
(205)
ER
V
Wheel Access
Side View
(with ERV Wheel Option)
Damper
Access
Optional
Exhaust
Damper
Side View
(with Optional Exhaust Damper)