10
SERVICE HANDBOOK
AE A 4 4 40 Y XA XC
Compressor
Family
Release
Variant
(Generation)
Application
Number of
Digits in
Rated BTU
Capacity
First Two
Digits of
Rated BTU
Capacity
Refrigerant Voltage
Condensing
Units
AE
AG
AH
AJ
AK
AN
AV
AW
AZ
HG
RG
RK
RN
SA
SF
TP
TH
TW
VS
A = 1st
B = 2nd
C = 3rd
etc...
Primary Application Parameters
Evap
Temperature
Rating
Point
Motor Starting
Torque
1. Low -10°F Normal
2. Low -10°F High
3. High +45°F Normal
4. High +45°F High
5. Air Cond +45°F Normal
6. Medium +20°F Normal
7. Medium +20°F High
8. Air Cond +49°F Normal
9. Commercial +20°F High
0. Commercial +20°F Normal
F. Low – Vapor Inj -10°F High
G. Low – Vapor Inj -10°F High
In this example (4) total
digits, with the first two (40),
or 4,000 BTU capacity
Primary
Refrigerants
A = R12
B = R410A
C = R407C
E = R22
J = R502
U = R290
M = R600a
Y = R134a
Z = R404A/R507
Voltage Codes
XA = 115-60-1; 100-50-1
XB = 230-60-1; 200-50-1
XC = 220-240-50-1
XD = 208-230-60-1; 200-50-1
XF = 208-230-60-3;200-240-50-3
XG = 460-60-3; 380-420-50-3
XH = 575-60-3; 480-520-50-3
XN = 208-230-60-1; 200-220-50-1
XP = 220-60-1; 200-50-1
XT = 200-230-60-3; 200-220-50-3
XU = 100-60-1; 100-50-1
XV = 265-60-1
AB = 115-60-1; 90-50-1
VA = 265-60-1; 220-240-50-1
NA = 208-230-60-1
AA = 115-60-1
See unit information
in Condensing Units
Fast Reference
Tecumseh Compressor Model Number Codes
NOTE: For explanation of compressor families and codes,
contact Tecumseh Products Company.
FIGURE 2-1: Compressor model number codes
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