Specifications

CONTENTS
i
Getting Other Information and Publications .......... 1
For more information, contact these publishers: ...... 1
Wall Mount General Information ............................. 2
Air Conditioner Wall Mount Model Nomenclature..... 2
Shipping Damage .................................................... 5
General ............................................................... 5
Duct Work ............................................................... 5
Filters ............................................................... 5
Fresh Air Intake........................................................ 6
Condensate Drain .................................................... 6
Installation Instructions ........................................... 7
Wall Mounting Information ....................................... 7
Mounting the Unit ..................................................... 7
Typical Installations .................................................. 7
Wiring – Main Power.............................................11
Wiring – Low Voltage Wiring.................................11
Thermostat Wiring ................................................. 12
Heat Anticipation .................................................... 12
Thermostat Indicator Lamps .................................. 13
Emergency Heat Position ...................................... 13
Compressor Malfunction ........................................ 13
Start Up ................................................................... 14
Important Installer Note .......................................... 14
High Pressure Switch ............................................. 14
Three Phase Scroll Compressor Start Up
Information ............................................................. 14
Phase Monitor ........................................................ 15
Service Hints .......................................................... 15
Sequence of Operation .......................................... 15
Pressure Service Ports .......................................... 15
Defrost Cycle ......................................................... 15
Troubleshooting ..................................................... 17
Solid State Heat Pump Control
Troubleshooting Procedure .................................... 17
Checking Temperature Sensor Outdoor
Unit Circuit ............................................................. 18
Fan Blade Setting Dimensions ............................... 19
Removal of Fan Shroud ......................................... 19
Refrigerant Charge ................................................ 19
Pressure Chart .................................................. 20-21
Optional Accessories ............................................. 21
Figures
Figure 1 Unit Dimensions ..................................... 3
Figure 2 Blower Damper Assembly...................... 6
Figure 3 Mounting Instructions.............................. 8
Figure 3A Electric Heat Clearance ......................... 8
Figure 4 Wall-Mounting Instructions ..................... 9
Figure 5 Wall-Mounting Instructions ..................... 9
Figure 6 Common Wall-Mounting Instructions .... 10
Figure 7 Unit 24V Terminal Board .......................11
Figure 8 Compressor Cutoff and Outdoor
Thermostat Wiring................................ 12
Figure 9 Start-Up Label...................................... 14
Figure 10 Defrost Control Board .......................... 16
Figure 11 Fan Blade Setting ................................ 19
Tables
Table 1 Electrical Specifications ......................... 2
Table 2 Electric Heat Table ................................. 4
Table 3 Thermostat Wire Size .......................... 12
Table 4 Wall Thermostat and
Subbase Combinations ........................ 13
Table 5 Troubleshooting.................................... 17
Table 6 Fan Blade Dimensions ......................... 19
Table 7 Suction Line Temperatures................... 19
Table 8 Recommended Operating Ranges ...... 19
Table 9 Indoor Blower Performance ................. 19
Table 10 Maximum ESP of Operation ................ 20
Table 11 Cooling Pressures ................................ 20
Table 12 Heating Pressures................................ 21
Table 13 Optional Accessories ........................... 21