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CONTENTS
Key to Symbols...................................................................3
Safety Warnings.................................................................3
Installation.........................................................................5
Safety Features..........................................................13
Freeze Sensor............................................................14
Lockout reset.............................................................14
Pre- Start- Up....................................................................15
Air Coil......................................................................15
Start Up...........................................................................15
Environment..............................................................15
Power Supply.............................................................15
Flow Regulation..........................................................19
Antifreeze..................................................................20
Water Quality...................................................................22
Piping..............................................................................24
Options............................................................................24
Extended Range.........................................................24
8 733 944 336 (2016/09)
Hot Gas Reheat..........................................................24
Hot Gas Bypass..........................................................25
Economizer...............................................................25
Troubleshooting...............................................................35
Wiring Diagrams...............................................................49
Vertical............................................................................56
Horizontal........................................................................57
Maintenance....................................................................59
Components..............................................................59
Refrigerant................................................................59
Terminology.....................................................................60
Notes...............................................................................62
Subject to change without prior notice
LV Heat Pump Series
LV Heat Pump Series