Nortek P7RD-A Series User Manual

2
Important Safety Information ....................................3
General Information ...................................................4
Before You Install this Unit .........................................4
Locating the Air Conditioner .....................................4
Minimum Clearance Requirements ..........................4
Service Access Clearances ..................................4
Clearances to Combustible Materials ...................4
Air Duct System ........................................................4
Air Conditioner Installation .......................................5
Unpacking the Unit ...................................................5
Installing Return & Supply Collars .............................5
Supply Duct ...........................................................5
Return Duct ...........................................................6
Locating & Installing the Return Air Assembly ..........6
Connecting the Return & Supply Air Flexible
Ducts .........................................................................6
Locating & Installing the Supply Dampers.................6
Condensate Drainage ..............................................7
Electrical Connections ...............................................7
Pre - Electrical Checklist ...........................................7
Line Voltage ...............................................................7
Grounding..................................................................8
Overcurrent Protection ..............................................8
Thermostat / Low Voltage Connections .....................8
Cooling Thermostat ................................................8
Heat / Cool Thermostat ..........................................8
Blower Speed - ECM Motor .....................................10
Startup & Adjustments ............................................10
Pre - Start Checklist ................................................10
Start - Up Procedure ...............................................10
System Cooling ....................................................10
System Heating .................................................... 10
Charging the Unit in AC Mode w/ Outdoor
Temperatures above 55° F ......................................10
Safety Switches ....................................................... 11
Air Conditioner Maintenance ...................................11
Figures & Tables .......................................................12
Figure 9 - Phys. Data & Unit Dimensions .............12
Wiring Diagrams ...................................................... 13
Figure 10 - W.D. for 2 & 2.5 Ton Units ..................13
Figure 11 - W.D. for 3 Ton Units ............................ 14
Figure 12 - W.D. for 3.5, 4, & 5 Ton Units .............15
Refrigerant Charging Tables ....................................16
Table 4 - Charging Table for 2 Ton Units ...............16
Table 5 - Charging Table for 2.5 Ton Units ............16
Table 6 - Charging Table for 3 Ton Units ...............17
Table 7 - Charging Table for 3.5 Ton Units ............17
Table 8 - Charging Table for 4 Ton Units ...............17
Table 9 - Charging Table for 5 Ton Units ...............18
Replacement Parts ...................................................20
Installation / Performance Checklist ....................... 20
TABLE OF CONTENTS

Nortek P7RD-A Series Specifications

General

Brand	Nortek
Model	P7RD-A Series
Category	Air Conditioner
Language	English