Manual
2100-527E
Page
2 of 29
Contents
Figures
Figure 1
Fresh Air Damper Assembly ................... 5
Figure 2
Unit Dimensions ...................................... 7
Figure 3A Mounting Instructions S/W26 & 31 ......... 8
Figure 3B Mounting Instructions S/W38, 43, 49 ...... 9
Figure 4
Electric Heat Clearance ........................ 10
Figure 5
Wall Mounting Instructions ..................... 11
Figure 6
Wall Mounting Instructions ..................... 11
Figure 7
Common Wall Mounting Installations .... 12
Figure 8
Compressor Cutoff ................................ 14
Figure 9
Compressor Cutoff ................................ 14
Figure 10 Electric Heat Hold-Off Wiring ................ 15
Figure 11 Electric Heat Hold-Off Wiring ................ 15
Figure 12 Defrost Control Board ........................... 19
Figure 13 Fan Blade Setting ................................. 22
Figure 14 Control Disassembly ............................. 29
Figure 15 Winding Test ......................................... 29
Figure 16 Drip Loop .............................................. 29
Tables
Table 1
Clearances Required .............................. 6
Table 2
Min. Clearances Required ...................... 6
Table 3
Troubleshooting .................................... 20
Table 4
Fan Blade Dimension ............................ 22
Table 5A Cooling Pressure .................................. 23
Table 5B Heating Pressure .................................. 23
Table 6A Cooling Pressure .................................. 24
Table 6B Heating Pressure .................................. 24
Table 7A Electrical Specifications S**H ............... 25
Table 7B Electrical Specifications W**H .............. 26
Table 8
Indoor Blower Performance .................. 27
Tables 9A Indoor Blower Performance S**H .............. 27
Tables 9B Indoor Blower Performance W**H ............. 27
Getting Other Information and Publications
3
Wall Mount General Information
Wall Mount Model Nomenclature ............................ 4
Shipping Damage .................................................... 4
General
................................................................ 4
Duct Work ................................................................ 5
Filters
................................................................ 5
Fresh Air Intake ....................................................... 5
Condensate Drain .................................................... 5
Installation Instructions
Wall Mounting Information ....................................... 6
Mounting the Unit .................................................... 6
Placement ................................................................ 6
Clearances Required ............................................... 6
Minimum Clearances ............................................... 6
Wiring – Main Power ............................................. 13
Wiring – Low Voltage Wiring ................................. 13
Optional Outdoor T-Stat Applications ..................... 14
Start Up
General
.............................................................. 16
Topping Off System Charge ................................... 16
Safety Practices ..................................................... 16
Important Installer Note ......................................... 17
High & Low Pressure Switch ................................. 17
Three Phase Scroll Compressor ............................ 17
Phase Monitor ....................................................... 17
Condenser Fan Operation ..................................... 17
Service Hints ......................................................... 17
Sequence of Operation .......................................... 18
Pressure Service Ports .......................................... 18
Defrost Cycle ......................................................... 18
Troubleshooting
Solid State Heat Pump Control .............................. 20
Checking Temperature Sensor .............................. 21
Fan Blade Setting Dimensions .............................. 22
Removal of Fan Shroud ......................................... 22
R-410A Refrigerant Charge ................................... 22
Troubleshooting GE ECM Motors .......................... 28
Troubleshooting GE ECM Motors .......................... 29
