Table of Contents
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CONTENTS
Wall Mount General Information ......................... 4
Shipping Damage ................................................. 4
General ............................................................... 4
Duct Work ........................................................... 5
Filters ................................................................. 5
Filter Removal/Installation ................................. 5
Switching Filter Sizes ....................................... 6
Fresh Air Intake ................................................... 7
Installation ............................................................... 8
Wall Construction ............................................. 8
Outdoor Area Inspection .................................... 8
Condensate Water Drainage ............................... 8
Indoor Ducted and Non-Ducted Applications ........... 8
Indoor Supply Airflow ........................................ 8
Indoor Return Airflow ........................................ 8
Ducted Applications ......................................... 8
Free Blow Applications...................................... 9
Placement ....................................................... 9
Unit Installation ................................................... 9
Materials/Tool List ............................................ 9
Wall Preparation ............................................. 10
Wall Mount Installation to Wall Surface ............ 10
Wiring - Main Power ........................................... 17
High Voltage Connections ................................ 17
Wiring - Low Voltage ........................................... 18
Low Voltage Connections ................................. 18
DDC Connections ..................................... 18
Unit Shutdown Feature ................................... 18
Feature ............................. 18
Dehumidification Feature ................................ 18
Ventilation Features ........................................ 18
Low Ambient Control ...................................... 18
Protection Thermostat ................................. 19
Alarm Relay Feature ....................................... 19
DDC Controls Feature ...................................... 19
Dirty Filter Switch Indicator (DFS) ............... 19
Discharge Air Sensor .................................. 19
Airflow Switch ............................................ 19
Compressor Current Sensor ......................... 19
Start Up ................................................................... 23
General ............................................................. 23
Topping Off System Charge ................................. 23
Safety Practices ................................................. 23
Important Installer Note ...................................... 23
High Pressure Switch .......................................... 23
Information ........................................................ 23
Phase Monitor .................................................... 24
Condenser Fan Operation .................................... 24
Service Hints ..................................................... 24
Sequence of Operation ........................................ 24
Cooling ..............................................................
Manual 2100-711C
Page
2 of 45
Heating ............................................................. 24
Mode ................................ 25
Defrost Cycle ..................................................... 25
Low Pressure Switch Bypass Operation ............. 26
High Pressure Switch Operation ....................... 27
Vent Connection Plug .......................................... 27
Pressure Service Ports ........................................ 27
Service ..................................................................... 28
Procedure ......................................................... 28
Circuit ............................................................... 29
Motors ............................................................... 30
If the Motor is Running ................................... 30
If the Motor is Not Running ............................. 30
Fan Blade Setting Dimensions ............................. 32
R-410A Refrigerant Charge ................................. 32
Removal of Fan Shroud ....................................... 33
Setting Unit Airflow ............................................ 36
Blower Speeds ............................................... 36
Speed Tap 1 - Vent/Blower Only .................. 37
Speed Tap 2 - Balanced Climate ................. 37
Heating ............................... 37
Heating ............................... 37
Heating ............................... 37
Dirty Filter Switch ............................................. 37
Dirty Filter Switch Adjustment ......................... 38
FIGURES
Figure 1 Front Control Panel Cover ...................... 5
Figure 2 Removing Left Filter .............................. 5
Figure 3 Removing Second Filter ......................... 6
Figure 4 Filter Tabs in Up Position ....................... 6
Figure 5 Bend FIlter Tabs Down ........................... 6
Figure 6 Remove Four Screws ............................. 6
Lower Slots .......................................... 6
Figure 9 Install Right 2" Filter ............................. 7
Figure 10 Install Left 2" Filter ............................... 7
Figure 11 Fresh Air Damper .................................. 7
Figure 12 Vent Installation/Removal Clearance
Required ............................................ 11
Figure 13 Unit Dimensions ................................. 12
Figure 14 Mounting Instructions.......................... 13
Figure 15 Electric Heat Clearance ....................... 14
Figure 16 Wall Mounting Instructions .................. 15
Figure 17 Wall Mounting Instructions .................. 15
Figure 19 High Voltage Connections .................... 17
Connections ....................................... 21
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