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
Condensate Drain ................................................ 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 (24VAC) Connections .................... 18
Unit Shutdown Feature ................................... 18
Feature ............................. 18
Dehumidification Feature ................................ 19
Ventilation Features ........................................ 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
Service Hints ..................................................... 23
High Pressure Switch .......................................... 23
Information ........................................................ 24
Phase Monitor .................................................... 24
Condenser Fan Operation .................................... 24
Vent Connection Plug .......................................... 24
Compressor Control Module ................................. 24
Features ........................................................ 24
Delay-on-Make Timer ...................................... 24
Manual 2100-720E
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2 of 42
Short Cycle/Delay-on-Break ............................. 24
Low Pressure Detection ................................... 24
High Pressure Detection .................................. 25
Test Mode ...................................................... 25
Brownout Protection with Adjustment ............... 25
Pressure Service Ports ........................................ 26
Sequence of Operation ........................................ 26
Cooling .......................................................... 26
No Economizer ........................................... 26
With Economizer ........................................ 26
Mode ................................ 26
Service ..................................................................... 28
Motors ............................................................... 28
If the Motor is Running ................................... 28
If the Motor is Not Running ............................. 28
Compressor Solenoid .......................................... 30
Compressor Solenoid Test Procedure ................ 30
Fan Blade Setting Dimensions ............................. 30
Removal of Fan Shroud ....................................... 31
R-410A Refrigerant Charge ................................. 31
Setting Unit Airflow ............................................ 34
Blower Speeds ............................................... 34
Speed Tap 1 - Vent/Blower Only .................. 35
Speed Tap 2 - Balanced Climate ................. 35
Heating ............................... 35
Heating ............................... 35
Heating ............................... 35
Dirty Filter Switch ............................................. 35
Dirty Filter Switch Adjustment ......................... 35
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
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
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