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TABLE OF CONTENTS (CONTINUED)
TWO STAGE NON--COMMUNICATING
127A / 226A 67--69....................................
OPERATING AMBIENT 67.............................
Airflow Selections (ECM Furnaces) 67.....................
Airflow Selection for Variable Speed Furnaces
(non--communicating) 67................................
Airflow Selection for FV4C Fan Coils
(non--communicating) 67................................
SYSTEM FUNCTION AND
SEQUENCE OF OPERATION 68........................
CHECK CHARGE 69..................................
TWO STAGE COMMUNICATING
167A/266A 70--77.....................................
OPERATING AMBIENT 70.............................
MODEL PLUG 70....................................
Airflow Selections for ECM Furnaces (non--comm) 70.........
Airflow Selection for VS Furnaces (non--comm) 70...........
Airflow Selection for FV4C Fan Coils Using Non--Comm
(Non--Evolution) Thermostats 70.........................
GENERAL INFORMATION 71--72.......................
CHECK CHARGE 72..................................
MAJOR COMPONENTS 73.............................
SYSTEM FUNCTION AND SEQUENCE OF OPERATION 74.
TROUBLESHOOTING 75--77...........................
CARE AND MAINTENANCE 78........................
PURON QUICK REFERENCE GUIDE 79.................
AC TROUBLESHOOTING CHART 80....................
HP TROUBLESHOOTING CHART -- HEATING CYCLE 81..
HP TROUBLESHOOTING CHART -- COOLING CYCLE 82..
INDEX OF TABLES 83................................
UNIT IDENTIFICATION
Troubleshooting Charts for Air Conditioners and Heat Pumps are
provided in the appendix at back of this manual. They enable the
service technician to use a systematic approach to locating the
cause of a problem and correcting system malfunctions.
This section explains how to obtain the model and serial number
from unit rating plate. These numbers are needed to service and
repair the Puronr and R--22 air conditioner or heat pump. Model
and serial numbers can be found on unit rating plate.
AIR CONDITIONER AND HEAT PUMP MODEL NUMBER NOMENCLATURE
1 2 3 4 5 6 789 10 11 12
1 1 3 A N A 036 N N N
Type Tier SEER
Major
Series
Voltage Variations
Cooling
Capacity(Tons)
0 0 0
1=AC
2=HP
1=LegacyRNC
2=Legacy
6=Preferred
8=Evolution
3=13 SEER
4=14 SEER
5=15 SEER
6=16 SEER
8=18 SEER
A=Puron
R=R--22
N=208/230--1
or208--230--1
P=208/230--3
or208--230--3
E=460--3
T=575--3
A=Standard
C=Coastal
F=Full Featured
G=DenseGrill
018=1--1/2
024=2
030=2--1/2
036=3
042=3--1/2
048=4
060=5
Open Open Open
SERIAL NUMBER NOMENCLATURE
01 06
Week ofManufacture
Year of Manufacture
00001
Serial Number
E
Manufacturing Si te
E = Collierville TN
X = Monterey Mexico