Table of Contents
SAFETY CONSIDERATIONS ...................................................................................................................................... 3
General ......................................................................................................................................................................... 3
Installation Safety Considerations ................................................................................................................................ 3
Warranty ....................................................................................................................................................................... 3
PHYSICAL DATA ......................................................................................................................................................... 5
BASE UNIT DIMENSIONS ........................................................................................................................................... 6
TYPICAL INSTALLATION ........................................................................................................................................... 7
INTRODUCTION .......................................................................................................................................................... 7
RECEIVING AND INSTALLATION .............................................................................................................................. 7
Step 1
– Check Equipment.............................................................................................................................. 7
Step 2
– Provide Unit Support ......................................................................................................................... 7
Step 3
– Provide Clearance ............................................................................................................................ 8
Step 4
– Select and Install Ductwork .............................................................................................................. 8
Step 5
– Connect Condensate Drain .............................................................................................................. 9
Step 6
– Install Electrical Connections .......................................................................................................... 10
PRE-START-UP ......................................................................................................................................................... 12
START-UP .................................................................................................................................................................. 13
Step 1
– Check for Refrigerant Leaks ........................................................................................................... 13
Step 2
– Start-Up Cooling and Make Adjustments ....................................................................................... 13
Step 3
– Refrigerant Charge ......................................................................................................................... 13
Step 4
– Indoor Airflow and Airflow Adjustments .......................................................................................... 14
Step 5
– Sequence of Operation ................................................................................................................... 14
MAINTENANCE ......................................................................................................................................................... 15
ELECTRICAL DATA .................................................................................................................................................. 21
TYPICAL WIRING SCHEMATIC ................................................................................................................................ 22
SUPERHEAT CHARGING TABLE – 50ZPM – SIZE 36;48 ...................................................................................... 23
SUBCOOLING CHART – 50ZPM – SIZE 60 ............................................................................................................. 24
R-410A Refrigerant Quick Reference Guide .......................................................................................................... 25
Troubleshooting........................................................................................................................................................ 26
Start–Up Check List .................................................................................................................................................. 27
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