Installation guide

1. Unit Dimensions "B" CHASSIS UNIT DIMENSIONS
COMBINATION GAS/
DIM.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
P
Q
R
S
DIM.
A
B
C
D
E
F
G
H
K*
Units in "B" Chassis Configuration
PDX424 - 30
ELECTRIC UNITS
"B" Chassis z A
32-1/2 826 _ _ _ _,_,_-_"_._"_.
47-3/8I 1203 _ _ f(_d((_'_%_ _
47-3/8 I 1203 J J _ _N_.._.___._/ _. "_
3-1/8 I 79 _" _ _"___ _ ./i"
11-1/8 283 _ _
12 I 308 _
14-1/4 I 363 L_ _
14-1/4 I 363 _ _
12 I 308 "_ _ _ 'w'
4 102 "1''j
3,4 I19 28
4-1/4I lO8 [ _ _ _ "E'_
4-3/8 111 .._ _ __ ..... _-_ < .
14-1/2 I 368 _ ["1 _"""_/_ ..... / f "_
12-1/4 I 311 y/ _, _ )-d .... ,._ |,L--4 _ ,_
12-1/8 308 j / _ "D" _ "H" _"-_/
14-1/4 363 / / *" _ _"
12-1/4 I 318 _" / _. I _>_. _
I "F"
f 1-3/8" _ _NDUIT k _ _ _ S_'_-_
A ,. I'2"3'1123]16,PIP E
ROOF CURB Unit Base shown separately to
for units in illustrate bottom of duct openings,
"B" Chassis
(473/8 x 473/8) Units in "B" Chassis Configuration_
,NC,E_ M......... 8 PDX424 - 30 _ _.
42-3/4 1086 .,._v
39-3/4 1010 J_ _
18 457 _ _ _
18 457 _ j
3-3/4 98 _ _ _.....-_
42-3/4 1086 _ J _ _._
39-3/4 1010 _ _ J_ _ _.
18 457 __ _<'_ _- _- _ /'-_l
_ ..... __ _ _._ _,,B:_ A
* Roof curbs are also available in 8" (203) and 24" (610) heights (K Dimensions).