3
INTRODUCTION
Unit Identification
The 39L units are identified by the 18-digit part number listed on
the serial plate. The part number describes all component, coil,
motor, drive, and control selections. See Fig. 1-9 for unit
identification.
Fig. 1 — Unit Identification
Fig. 2 — 39L Model Number Nomenclature
3
9LA
3
9LB
3
9LC
3
9LD
3
9LF
3
9LG
3
9LH
HORIZONTAL DRAW-THRU
VERTICAL DRAW-THRU
3
9L
C
0
3
HB
CA
1
3
9L –
3
9L
Air H
a
ndler
S
pecial Order
Draw-Thru Option
s
Ba
s
e Unit Coil De
s
cription
N/A
Unit
S
ize
0
3
06
0
8
10
12
15
1
8
21
25
Model
A
B
C
D
F
G
H
A
Preheat Coil
C
Ba
s
e Unit Coil Coil Type
and Arran
g
ement
AHK
Fan Di
s
char
g
e – Motor Frequency
Fan
S
peed
Motor HP – Type – Volta
g
e
-
In
s
ulation/
S
u
s
pen
s
ion Packa
g
e/Hand
S
ide
A
a3
9-4441