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Nomenclature
The nomenclature breaks down and explains what the letters and numbers mean in the model number.
A – JAN
D – FEB
F – MAR
G – APR
H – MAY
L – JUN
M – JUL
R – AUG
S – SEP
T – OCT
V – NOV
Z – DEC
2024 – Z
2023 – V
2022 – T
2021 – S
2020 – R
2019 – M
2018 – L
2017 – H
2016 – G
2015 – F
2014 – D
2013 – A
Model Serial location
Mini Manual location
(bottom of pan)
Model Number
A Z 4 5 E 0 9 D A B W 5
Zoneline
Package Terminal
Chassis
Chassis Series
45:
Deluxe Electric Heat
Electronic Control
65:
Deluxe Heat Pump
Electronic Control
Unit Type
E
: Cooling with Electric
Resistance Heat
H
: Heat Pump with Electric
Resistance Heat
Universal Power Connection
A
: These models use power cord
kits; heater size determined by a
power cord kit.
B
: These models use power cord
kits; heater size determined by a
power cord kit and have MUAM
(Make Up Air Module)
Special Features
:
B
: Base Unit
C
: Corrosion Treated
D
: Internal Condensate
Removal (ICR) System
(Heat Pump Only)
P
: Heat Pipe, Dry 25
M
: Make Up Air Module
Engineering Revision
Compressor Type
M
: MB
W
: Rechi
Voltage/Frequency
D
: 230/208 Volt 60 Hz Single Phase
E
: 265 Volt 60 Hz Single Phase
Nominal Cooling Capacity
07
: 7,000 BTU/hr.
09
: 9,000 BTU/hr.
12
: 12,000 BTU/hr.
15
: 15,000 BTU/hr.
Serial Number
The first two characters of the serial number identify the month and year of manufacture. The letter
designating the year repeats every 12 years.
Example
: LA123456S = June, 2013
