2
table oF contentS
iMPortant SaFetY inForMation ..........................................3
general inForMation .............................................................4
Before You Install this Unit ...........................................................4
Locating the Air Conditioner .........................................................4
Minimum Clearance Requirements ..............................................4
Service Access Clearances ......................................................4
Clearances to Combustible Materials .......................................4
Air Duct System............................................................................4
air conditioner inStallation .............................................5
Unpacking the Unit .......................................................................5
Installing Return & Supply Air Collars ..........................................5
Supply Duct ...............................................................................5
Return Duct ...............................................................................6
Locating & Installing the Return Air Assembly .............................6
Connecting the Return & Supply Air Flexible Ducts .....................6
Locating & Installing the Supply Damper(s) .................................6
Condensate Drainage ..................................................................7
electrical connectionS ......................................................7
Pre-Electrical Checklist ................................................................7
Line Voltage .................................................................................7
Grounding.....................................................................................8
Overcurrent Protection .................................................................8
Thermostat / Low Voltage Connections .......................................8
Cooling Only Thermostat ..........................................................8
Heat / Cool Thermostat .............................................................10
Blower Speed - ECM Motor..........................................................10
Start uP & adJuStMentS .......................................................10
Pre-Start Checklist .......................................................................10
Start-Up Procedure ......................................................................10
System Cooling .........................................................................10
System Heating .........................................................................10
reFrigerant charging ..........................................................10
Charging the Unit .........................................................................10
Safety switches ............................................................................11
air conditioner Maintenance .............................................11
FigureS & tableS ......................................................................12
Figure 9. Unit Dimensions .........................................................12
Table 4. Physical Data ..............................................................12
Wiring Diagrams ...........................................................................13
Figure 10. Wiring Diagram (1.5, 2, & 2.5 Ton Models)..............13
Figure 11. Wiring Diagram (3, 3.5, 4, & 5 Ton Models).............14
Refrigerant Charging Tables ........................................................15
Table 5. Charging Table for 1.5 Ton Units ................................15
Table 6. Charging Table for 2 Ton Units ...................................15
Table 7. Charging Table for 2.5 Ton Units ................................16
Table 8. Charging Table for 3 Ton Units ...................................16
Table 9. Charging Table for 3.5 Ton Units ................................17
Table 10. Charging Table for 4 Ton Units .................................17
Figure 12. Charging Chart for 5 Ton Units ................................18
inStallation / PerForMance checkliSt .........................20
rePlaceMent PartS ................................................................20
Summary of Contents for P7RE Series
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