Model Number Reference Guide
MODEL TYPE
K - KUHL
W - WALLMASTER
FUNCTION
C - COOL ONLY
E - ELECTRIC HEAT
H - HEAT PUMP
APPLICATION
T - THRU THE WALL
APPROXIMATE COOLING
BTU / HR
IMPORTANT: It will be necessary for you to accurately identify the unit you are servicing, so you can be certain of a
proper diagnosis and repair.
8
INTRODUCTION
K C M 21 A 3 0 A - A
Figure 103 (Model Number Reference Guide)
ENGINEERING REVSION
LETTER INDICATES AN
ENGINEERING MODIFI-
CATION TO AN EXISTING
MODEL
MARKETING SUFFIX LETTER
INDICATES MODIFICATION TO
AN EXISTING MODEL
HEAT STRIP
0 - STRAIGHT COOL & HEAT
PUMP
3 -3.3 KW HEAT STRIP, NOMINAL
4 - 4.0 KW HEAT STRIP, NOMINAL
5 - 5.2 KW HEAT STRIP, NOMINAL
VOLTAGE
1 - 115 VOLTS
3 - 230 VOLTS
MODEL INTRODUCTORY
CHARACTER
A - 2019
B -
C -
D -