1
569J
AIR--COOLEDCONDENSING UNITS
60 Hz, with PURONR(R--410A)REFRIGERANT
SIZES 07--14
Installation, Start--Up andService InstructionsCONTENTS
SAFETY CONSIDERATIONS 2....................
INSTALLATIONGUIDELINES 2..................
Replacement/Retrofit— R--22 to Puron 2...........
INSTALLATION 10 -- 23.........................
Jobsite Survey 10...............................
Step1 --Plan for Unit Location 10.................
Step2 --Complete Pre--InstallationChecks 10........
Step 3 --Prepare Unit Mounting Support 10..........
Step 4 --Rig and Mount the Unit 10................
Step 5 --Complete Refrigerant Piping Conne ctions 11...
Step6 --Install Accessories 17....................
Step7 --Complete Electrical Connections 17.........
PRE-START-UP 24...............................
SystemCheck 24...............................
TurnOn Crankcase Heater 24.....................
PreliminaryCharge 24...........................
START--UP 24 --35..............................
PreliminaryChecks 24...........................
Start Unit 25...................................
OPERATINGSEQUENC E 36......................
Indoor (Supply) Fan 36..........................
Cooling, Unit Without Economizer 36..............
Cooling, Unit With Economizer 36.................
Heating 36....................................
ROUTINE SYSTEM MAINTENANCE 37............
QuarterlyInspection (and 30 days after initial start) 37...
SeasonalMaintenance 37........................
SERVICE 37 -- 46................................
Refrigeration System 37.........................
CompressorOil 37..............................
ServicingSystems on Roofs with
Synthetic Materials 37...........................
LiquidLine Filter Drier 38.......................
FiledRefrigerant Access Ports 38..................
FactoryHigh--FlowAccess Ports 38................
Comfort Alert Diagnostic Module 39...............
CompressorProtection 41........................
CrankcaseHeater 41............................
Low--PressureSwitch 41.........................
High--PressureSwitc h 41.........................
Outdoor Fans 41................................
Lubrication 41.................................
CoilType Identification 44.......................
NOVAT IONtCoil Cleaning and Maintenance 44.....
Repairing NOVATIONCondenser Tube Leaks 44.....
Replacing NOVATIONCondenser Coil 45...........
Routine Cleaning of Round-Tube Plate Fin
(RTPF)Co ils 4 5................................
FastenerTorque Values 46........................
TROUBLESHOOTING 46 --47.....................
APPENDIX A
Air Conditioner& Heat Pump with PuronR—
Quick ReferenceGuide 48.........................
APPENDIX B
Wiring Diagram List 48...........................
APPENDIX C
Low AmbientOption — Factory Installed 49..........
START--UP CHECKLIST 55 --56...................