TABLE OF CONTENTS
1.0 Safety Information..................................................................................................... 4
2.0 General Information.................................................................................................. 6
2.1 Important Information About Efficiency & Indoor Air Quality...................................
6
2.2 Checking Product Received....................................................................................
6
2.3 Model Number Nomenclature.................................................................................
6
2.4 Available Models......................................................................................................
6
2.5 Physical Dimensions - Inches [mm]........................................................................
7
2.6 Physical Data .........................................................................................................
9
2.7 Mayor Components.................................................................................................
10
2.8 Importance Of Proper Indoor/Outdoor Match-Ups..................................................
11
2.9 Importance Of A Quality Installation........................................................................
11
3.0 Installation................................................................................................................. 12
3.1 Tools & Refrigerant..................................................................................................
12
3.1.1 Tools Required For Installing And Servicing R-410A Models.............................
12
3.1.2 Specifications of R-410A....................................................................................
12
3.1.3 Quick-Reference Guide for R-410A....................................................................
12
3.2 Applications & Orientation.......................................................................................
13
3.2.1 Horizontal Discharge..........................................................................................
13
3.2.2 Vertical Up Discharge.........................................................................................
13
3.2.3 Applications Requiring Electric Heat..................................................................
14
3.2.4 Suspending Unit................................................................................................
14
3.2.5 Installation in an Unconditioned Space..............................................................
14
3.2.6 Installation in Corrosive Environments...............................................................
14
3.3 Auxiliary Overflow Pan............................................................................................
15
3.4 Clearances..............................................................................................................
15
3.5 Ductwork.................................................................................................................
15
3.6 Return Air Filters.....................................................................................................
15
3.7 Refrigerant Line Connections & Charging..............................................................
16
3.7.1 Preparation.........................................................................................................
16
3.7.2 Configuring Air-Handler For A Single Or Dual Refrigerant Circuits....................
16
3.7.3 Refrigerant Lines................................................................................................
17
3.7.4 Liquid Line Filter Drier........................................................................................
17
3.7.5 Brazing...............................................................................................................
18
3.7.6 Leak Testing.......................................................................................................
18
3.7.7 Evacuation..........................................................................................................
18
3.7.8 Refrigerant Charging..........................................................................................
18
3.8 TXV Sensing Bulb Attachment................................................................................
18
3.9 Condensate Drain...................................................................................................
19
3.10 Thermostat............................................................................................................
19
3.11 Electrical Wiring.....................................................................................................
20
3.11.1 Power Wiring.....................................................................................................
20
3.11.1.1 No-Heat Applications...................................................................................
20
3.11.1.2 Electric Heat Applications............................................................................
20
3.11.2 Grounding.........................................................................................................
20
3.11.3 Electrical Data – Without Electric Heat............................................................
21
3.11.4 Electrical Data – With Electric Heat.................................................................
21
3.11.5 Copper Wire Size ............................................................................................
21
3.11.6 Electric Heater Kit Identification Label..............................................................
22
3.11.7 Control Wiring...................................................................................................
22
3.11.7.1 No-Heat Applications...................................................................................
22
3.11.7.2 Electric Heat Applications............................................................................
22
3.11.7.3 Configuring Outdoor Unit Transformer For 208V Applications....................
22
3.11.8 Wiring Connection Diagrams............................................................................
23
