Nordyne Q5RF-X36KA User Manual

15 SEER
SINGLE PACKAGE HEAT PUMP - 2 STAGE, R-410A
Q5RF-KA / PPH2RF-KA SERIES
INSTALLATION INSTRUCTIONS
IMPORTANT
ATTENTION INSTALLERS:
It is your responsibility to know this product better than your customer. This includes being
able to install the product according to strict safety guidelines and instructing the customer on
how to operate and maintain the equipment for the life of the product. Safety should always be
the deciding factor when installing this product and using common sense plays an important
role as well. Pay attention to all safety warnings and any other special notes highlighted in the
manual. Improper installation of the furnace or failure to follow safety warnings could result in
serious injury, death, or property damage.
These instructions are primarily intended to assist qualified individuals experienced in the proper
installation of this appliance. Some local codes require licensed installation/service personnel
for this type of equipment. Please read all instructions carefully before starting the installation.
Return these instructions to the customer’s package for future reference.
DO NOT DESTROY. PLEASE READ CAREFULLY & KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.

Nordyne Q5RF-X36KA Specifications

General

Brand	Nordyne
Model	Q5RF-X36KA
Tonnage	3 Ton
SEER Rating	14
HSPF Rating	8.2
Refrigerant Type	R-410A
Voltage	208/230V
Phase	1
Sound Level (Outdoor Unit)	76 dB
Cooling Capacity	36000 BTU/h
Heating Capacity	36000 BTU/h

Summary

Important Safety Information

Requirements & Codes

Heat Pump Installation

Minimum Clearances

Specifies required distances from the unit to surrounding objects.

Service Access Clearances

Defines space needed for accessing unit components for service.

Clearances to Combustible Materials

Condensate Drainage

Electrical Connections

Pre-Electrical Checklist

Line Voltage

Grounding

Requirements and procedures for properly grounding the unit.

Overcurrent Protection

Guidance on selecting and installing proper overcurrent protection.

Startup & Adjustments

Demand Defrost Control

Thermostat Connections

Pre-Start Checklist

A checklist to verify unit installation before initial power-up.

Start-Up Procedure

Step-by-step instructions for starting the heat pump system.

Adjustment of Refrigerant Charge

Instructions for adjusting refrigerant charge for optimal performance.

Charging the Unit in AC Mode

Procedure for charging the unit with refrigerant while in cooling mode.

Charging the Unit in Heating Mode

Procedure for charging the unit with refrigerant while in heating mode.

Forced Defrost Mode (Field Test)

Anti Short Cycle Timer Test

Unit Maintenance

Figures & Tables

Refrigerant Charging Charts - Cooling Mode

Charts to determine correct refrigerant charge in cooling mode.

Figure 9. Charging Chart for 2 Ton Units

Refrigerant charging chart for 2-ton cooling capacity units.

Figure 10. Charging Chart for 3 Ton Units

Refrigerant charging chart for 3-ton cooling capacity units.

Figure 11. Charging Chart for 4 Ton Units

Refrigerant charging chart for 4-ton cooling capacity units.

Figure 12. Charging Chart for 5 Ton Units

Refrigerant charging chart for 5-ton cooling capacity units.

Wiring Diagrams

Figure 13. Wiring Diagram - 2 & 3 Ton Units

Figure 14. Wiring Diagram - 4 & 5 Ton Units

Installation / Performance Check List