Manual 2100-549Q
Page
3 of 69
Figures
Figure 1
Unit Dimensions .................................... 8
Figure 2A Unit on Lift ........................................... 9
Figure 2B Unit Side .............................................. 9
Wall Mounting Bracket Location ............ 10
Bracket Wall Section View .................... 11
Wood Framed Installation ..................... 11
Figure 3
Center of Gravity .................................. 12
Figure 4
Required Clearances and
Recommended Access.......................... 13
Figure 5
Compressor Shipping Bolts ................... 14
Figure 6
Removal of Air Duct ............................. 14
Figure 7A Ducted Application – Basic Unit ............ 15
Figure 7B 3" Riser Application ............................. 16
Figure 7C 6" Riser Application ............................. 17
Figure 8
Supply Duct Connections ...................... 18
Figure 9
Filter Location ..................................... 18
Figure 10 Drain Header Assembly as Shipped
and Installed ....................................... 19
Figure 11A Unit Mounting ..................................... 20
Figure 11B Unit Mounting ..................................... 21
Figure 12 Component Location ............................ 22
Figure 13 Basic Heat Pump w/No Vent Pkg
("X" Vent) ............................................. 24
Figure 14 HP w/CRV, without CO
2
Control
("M" Vent) ............................................ 25
Figure 15 HP with CRV & CO
2
Control ("M" Vent) .... 26
Figure 16 HP with ERV, w/o CO
2
Control ("R" Vent) . 27
Figure 17 HP with ERV & CO
2
Control ("R" Vent) .... 28
Figure 18 HP w/ERV & CO
2
Control
(Fully Mod.) ("R" Vent) and
HP w/Mod. CRV ("Q" Vent) ..................... 29
Figure 19 HP w/Comb. CRV & DB Econ. ("N" Vent) ... 30
Figure 20 Defrost Cycle ....................................... 34
Figure 21 CRV Motor Speed/CFM Configuration ..... 36
Figure 22 CRV Speed Change Terminal Access ...... 37
Figure 23 Economizer Control Circuit ................... 38
Figure 24 Motor Speed/CFM Configuration ............ 39
Figure 25A CRV Manual Mode "M" Terminal ............ 43
Figure 25B CRV Mod. Mode "P" Terminal ................ 43
Figure 26 Ventilation Airflow Diagram ................... 44
Figure 27 CRV Control Access .............................. 45
Figure 28 Control Board Configuration/Setting ....... 46
Figure 29A ERV Manual Mode "M" Terminal ............ 52
Figure 29B ERV Mod. Mode "P" Terminal ................ 52
Figure 30 Ventilation Airflow Diagram ................... 53
Figure 31 ERV Control Access .............................. 54
Figure 32 Control Board Configuration/Setting ....... 55
Figure 33 Hub Assembly w/Ball Bearings .............. 59
Figure 34 Indoor Condensate Overflow Switch ....... 62
Figure 35 Outdoor Condensate Sensor .................. 62
Figure 36 Outdoor Condensate Control .................. 62
Figure 37 Control Disassembly ............................. 66
Figure 38 Winding Test ....................................... 66
Figure 39 Drip Loop ............................................ 66
Figure 40 Control Connector Motor Half ................ 67
Tables
Table 1
Factory Built-In Electric Heat Table ........ 6
Table 1A
Indoor Blower Performance .................... 6
Table 2
Electrical Specifications ........................ 7
Center of Gravity Reference Table ......... 12
Table 3
Operating Voltage Range ...................... 23
Table 4
Wall Thermostats ................................ 23
Low Voltage Connections
for DDC Control .................................. 23
Performance and Application Data:
Summer Cooling & Winter Heating ........ 51
Table 5
Troubleshooting .................................. 60
Table 6
Temperature (F) vs. Resistance (R)
of Temperature Sensor ......................... 61
Table 7
Troubleshooting ECM™ 142R
Outdoor Fan Motors ............................ 64
Table 8
Cooling Mode ..................................... 64
Table 9
Heat Pump Mode ................................ 64
Troubleshooting ECM™ Indoor
Blower Motors .................................... 67
Power Connector ................................. 67
Table 10A Full Load Cooling
Pressure/Temperature .......................... 68
Table 10B Full Load Heating
Pressure/Temperature .......................... 68
Table 11A Part Load Cooling
Pressure/Temperature
......................... 69
Table 11B Part Load Heating
Pressure/Temperature .......................... 69
