Manual 2100-640D
Page
2 of 32
CONTENTS
Figures
Figure 1 Fresh Air Damper .................................. 5
Figure 2 Unit Dimensions ................................... 7
Figure 3A Mounting Instructions
– W18, 24
............ 8
Figure 3B
Mounting Instructions – W30, 36 ................
9
Figure 3C
Mounting Instructions – W42, 48 .............. 10
Figure 3D
Mounting Instructions – W60, 72 .............. 11
Figure 4 Electric Heat Clearance ....................... 12
Figure 5 Wall Mounting Instructions .................. 13
Figure 6 Wall Mounting Instructions .................. 13
Figure 7 Common Wall Mounting Installations .... 14
Figure 8 Programmable Thermostat
Connections ....................................... 17
Figure 9 Non-Programmable Thermostat
Connections ....................................... 18
Figure 10 Motor Connections .............................. 22
Figure 11 Motor Connections .............................. 23
Figure 12 Fan Blade Setting ............................... 24
Tables
Table 1 Wall Thermostats ................................ 16
Table 2 Humidity Controls ............................... 16
Table 3 CO
2
Controller ..................................... 16
Table 4 Thermostat Wire Size ........................... 16
Table 5 Fan Blade Dimensions ......................... 24
Table 6 Cooling Pressure ................................. 25
Table 7 Electrical Specifications W**AA ........... 26
Table 8 Electrical Specifications W**LA ............ 27
Table 9 Recommended Airflow ......................... 28
Table 10 Indoor Blower Performance .................. 28
Table 11 Maximum ESP Electric Heat Only ......... 28
Table 12 Electric Heat ...................................... 29
Table 13 Vent and Control Options ..................... 30
Table 14A Optional Accessories
–
Right Hand ....... 31
Table 14B Optional Accessories
–
Left Hand .............32
Getting Other Information and Publications .... 3
Wall Mount General Information ......................... 4
Air Conditioner Wall Mount Model Nomenclature ..... 4
Shipping Damage ................................................. 4
General ............................................................... 4
Duct Work ........................................................... 5
Filters ................................................................. 5
Fresh Air Intake ................................................... 5
Condensate Drain ................................................ 5
Installation ............................................................... 6
Wall Mounting Information .................................... 6
Mounting the Unit ................................................ 6
Clearances Required ............................................. 6
Minimum Clearances ............................................ 6
Wiring – Main Power ........................................... 15
Wiring – Low Voltage Wiring ................................. 15
Start Up ................................................................... 19
General ............................................................. 19
Topping Off System Charge ................................. 19
Safety Practices ................................................. 19
Important Installer Note ...................................... 19
High Pressure Switch .......................................... 20
Three Phase Scroll Compressor ............................ 20
Phase Monitor .................................................... 20
Condenser Fan Operation .................................... 20
Service Hints ..................................................... 20
Sequence of Operation ........................................ 20
Vent Connection Plug .......................................... 20
Compressor Control Module ................................. 21
Pressure Service Ports ........................................ 21
Service ..................................................................... 22
Troubleshooting Nidec SelecTech Series ECM
Motors ............................................................... 22
Fan Blade Setting Dimensions ............................. 24
R-410A Refrigerant Charge ................................. 24
Removal of Fan Shroud ....................................... 24
