Nordyne T5BP 090C, User'S Manual & Installation Instructions

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3
Important Safety Information ....................................6
Heat Pump Installation ...............................................7
Before You Install the Heat Pump ..............................7
Locating the Heat Pump ............................................7
Packaging
Removal ...................................................7
Rigging and Hoisting .................................................7
Rooftop
......................................................................7
Ground Level .............................................................8
Connecting Refrigerant Tubing Between the
Indoor & Outdoor Unit ...............................................8
Electrical Wiring ..........................................................9
Pre - Electrical Checklist ...........................................9
Line
Voltage ...............................................................9
Grounding..................................................................9
Unbalanced 3-Phase Supply Voltage ......................10
Thermostat
Connections .........................................10
Defrost Cycle Timer .................................................10
Defrost Control Board..............................................11
Operational
Information........................................11
Normal Defrost Procedure ...................................11
Defrost Test Procedure ........................................11
Optional Electric Heater Kits ...................................11
Startup & Adjustments ............................................ 12
Pre - Start Checklist ................................................12
Start-up
Procedure ..................................................12
Air Circulation - Indoor Blower .............................12
Short Cycle Protection .........................................12
System Cooling ....................................................12
System Heating ....................................................12
Refrigerant Charging ............................................... 12
Charging R410A Units in AC Mode with
Outdoor Temperatures Above 55° F ..................... 13
Heat Pump Maintenance .......................................... 13
Replacement Parts ................................................... 13
Component Functions ............................................. 14
Figures & Tables ....................................................... 14
Figure 5. T5BP Heat Pump Dimensions .............. 14
Table 3. Unit Dimensions & Shipping Weights ..... 14
Electrical Information ............................................... 15
Table 4. Electrical Specs & Physical Data ............ 15
Figure 6. T5BP Wiring Diagram ............................ 16
Figure 7. Heat Pump Thermostat Connections .... 17
Cooling Charging Charts ......................................... 18
Figure 8. Charging Chart for 7.5 Ton Units ........... 19
Figure 9. Charging Chart for 10 Ton Units ............ 19
Heat Mode Verifi cation Charts ................................. 20
Figure 10. Verifi cation Chart for 7.5 Ton Units ...... 21
Figure 11. Verifi cation Chart for 10 Ton Units ....... 21
Installation Performance Checklist ......................... 20
USER INFORMATION
INSTALLER INFORMATION
Important Safety Information ....................................4
About the Heat Pump .................................................4
Operating Instructions ...............................................4
Cooling Operation .....................................................4
Heating Operation .....................................................4
Emergency Heat........................................................4
Defrost Operation ......................................................4
Operating the Heat Pump for Automatic
Cooling and Heating ..................................................5
Operating the Indoor Blower Continuously ................5
Shutting the Heat Pump Off ......................................5
System Maintenance ..................................................5
Regular Cleaning.......................................................5
Before You Call a Technician .....................................5
Troubleshooting ..........................................................5
Warranty Information .................................................5