Installation Instructions
163A / 165A
PREFERREDt SERIES AIR CONDITIONERS
WITH PURON
R
REFRIGERANT
1--1/2 T O 5 NOMINAL T ONS (SIZE 018 TO 060)
TM
the environmentally sound refrigerant
Fig. 1 --- 163A / 165A
NOTE: Read the entire instruction manual before starting the
installation.
TABLE OF CONTENTS
PAGE
SAFETY CONSIDERATIONS 2......................
INSTALLATION RECOMMENDATIONS 2............
INSTALLATION 3--9.14............................
Step 1 -- Check Equipment & Jobsite 3................
Step 2 -- Install on Solid Pad 3......................
Step 3 -- Clearance Requirements 3...................
Step 4 -- Operating Ambient 3.......................
Step 5 -- Install TXV 3 -- 4.........................
Step 6 -- Make Piping Connections 5 -- 7..............
Step 7 -- Make Electrical Connections 7 -- 8............
Step 8 -- Compressor Crankcase Heater 8..............
Step 9 -- Install Electrical Accessories 8..............
Step 10-- Check OCT and OAT thermistor Attachment 8..
Step 11 -- Start-- Up 9..............................
Step 12 -- Check Charge 9, 14.......................
GENERAL SEQUENCE OF OPERATION 10...........
CONTROL FUNCTIONS AND SEQUENCE OF
OPERATION 10 -- 11................................
TROUBLESHOOTING 11 -- 12........................
FINAL CHECKS 13.................................
CARE AND MAINTENANCE 13......................
SUBCOOLING TABLE 14............................
24 VOLT CONNECTION DIAGRAMS 15 -- 16...........
PURONR REFRIGERANT QUICK REF. GUIDE 17.....
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