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507296-01

Page 1  of 13

Issue 1650

THIS MANUAL MUST BE LEFT WITH THE 

HOMEOWNER FOR FUTURE REFERENCE

Installation and servicing of air conditioning equipment 

can be hazardous due to internal refrigerant pressure 

and live electrical components. Only trained and 

qualified  service  personnel  should  install  or  service 

this equipment. Installation and service performed by 

unqualified  persons  can  result  in  property  damage, 

personal injury, or death.

WARNING

For your safety, do not store or use gasoline or other 

flammable vapors and liquids in the vicinity of this or any 

other appliance. Such actions could result in property 

damage, personal injury, or death.

WARNING

The installation of this appliance must conform to the requirements of the National Fire Protection Association; the 

National Electrical Code, ANSI/NFPA No. 70 (latest edition) in the United States; the Canadian Electrical Code Part 

1, CSA 22.1 (latest edition) in Canada; and any state or provincial laws or local ordinances. Local authorities having 

jurisdiction should be consulted before installation is made. Such applicable regulations or requirements take precedence 

over the general instructions in this manual.

CAUTION

Save these instructions for future reference

INSTALLATION AND MAINTENANCE 

INSTRUCTIONS

*RP14AC AND *RP14HP SERIES 

UNITS

RESIDENTIAL PACKAGED UNITS

Air Conditioners and Heat Pumps

507296-01

12/2016

Table of Contents

Installation ...................................................................

2

Electrical Wiring ...........................................................4

Duct System ................................................................5

Filters ...........................................................................5

Condensate Drain........................................................5

Sequence of Operation................................................

7

Maintenance ................................................................

9

Wiring Diagrams ........................................................

10

If this unit is to be installed in a mobile or manufactured 

home  application,  the  duct  system  must  be  sized  to 

achieve  static  pressures  within  the  manufacturer’s 

guidelines. All other installation guidelines must also 

be followed. Failure to do so may result in equipment 

damage, personal injury, and improper performance of 

the unit.

WARNING

See Unit Nameplate for Manufacturer 

*P507296-01*

(P) 507296-01

Summary of Contents for RP14AC Series

Page 1: ...adian Electrical Code Part 1 CSA 22 1 latest edition in Canada and any state or provincial laws or local ordinances Local authorities having jurisdiction should be consulted before installation is made Such applicable regulations or requirements take precedence over the general instructions in this manual CAUTION Save these instructions for future reference INSTALLATION AND MAINTENANCE INSTRUCTION...

Page 2: ...d with any ductwork in the outdoor air stream The outdoor fan is not designed to operate against any additional static pressure Location The unit is designed to be located outdoors with sufficient clearance for free entrance to the air inlet and discharge air openings The location must also allow for adequate service access The unit must be installed on a solid foundation that will not settle or s...

Page 3: ...C 410A are higher than pressures in units charged with HCFC 22 All service equipment MUST be rated for use with HFC 410A refrigerant WARNING Clearances All units require certain clearances for proper operation and service Refer to Table 1 for the minimum clearances to combustibles required for construction servicing and proper unit operation In the U S units may be installed on combustible floors ...

Page 4: ...ed so that water or moisture cannot be drawn into the unit during normal operation CAUTION Units are factory wired for a 230 volt power supply If power supply is 208 volts it will be necessary to change a wire connection on the unit transformer from 240V terminal to 208V terminal as shown on the wiring diagram Use only copper conductors If any of the original unit wiring is replaced the same size ...

Page 5: ...achments 5 Install drain pan overflow switch and wire according to downflow conversion kit instructions Filters Air filters are not supplied with the unit A field provided air filter must always be installed ahead of the evaporator coil and must be kept clean or replaced Dirty filters will reduce the airflow of the unit An optional filter rack kit may be purchased separately for installation insid...

Page 6: ...red for safety while servicing do not open the system disconnect switch Heater Kit Accessory if used The unit is fully equipped for cooling operation without auxiliary heat A heater kit accessory may also be used To install the heater kit accessory see Figure 6 1 Disconnect the power and open the main control access 2 Disconnect the plug separating the high voltage wire harness Remove the high vol...

Page 7: ... send a signal to the defrost control board to start the defrost timing It also terminates defrost when the liquid line warms up to 60 F Figure 7 Defrost Control Board Diagnostic LEDs 24V Terminal Strip Connections Defrost Interval Timing Pins Low Pressure Switch optional Test Pins Compressor Delay Pins High Pressure Switch Reversing Valve Defrost Thermostat FAN K1 RELAY C2 U1 U2 K2 RELAY K3 RELAY...

Page 8: ...he control board In addition the diagnostic LEDs will indicate a locked out pressure switch after the fifth occurrence of an open pressure switch see Table 3 The unit will remain locked out until power to the board is interrupted then re established or until the jumper is applied to the TEST pins for 0 5 seconds NOTE The defrost control board ignores input from the low pressure switch terminals as...

Page 9: ...he system shut off all electrical power to the unit Turn off accessory heater power switch if applicable Electrical shock could cause personal injury or death WARNING Periodic inspection and maintenance normally consists of changing or cleaning the filters and cleaning the outdoor coil On occasion other components may also require cleaning Filters Filters are not supplied with the unit Inspect onc...

Page 10: ...IF USED 208 230 1 60 POWER SUPPLY WITH MIN 75 C COPPER WIRE G W1 C R CONTACTOR CONTROL CIRCUIT WIRING TO BE 24 VOLT N E C CLASS 2 L1 T1 COMPRESSOR CONTACTOR COMPRESSOR CONTACTOR DUAL CAPACITOR COMPRESSOR TRANSFORMER C S R L2 537662 01 24V LINE VOLTAGE FIELD INSTALLED WARNING ELECTRIC SHOCK HAZARD UNIT MUST BE GROUNDED IN ACCORDANCE WITH NATIONAL AND LOCAL CODES S1 K1 T1 B3 B4 K1 2 C12 B1 K1 1 SEE ...

Page 11: ...T GRN 5 7 5KW HEATER ACCESSORIES FUNCTION OFF W1 ONLY BLK J2 1 J2 2 BLK C 1 2 3 4 5 J2 6 J2 5 WHT BLU RED YEL WHT B1 PUR B4 BLACK ORG L N G B3 S1 TRANSFORMER TI L G N BLK K1 1 CONTACTOR YEL W STRIPE CONTACTOR K1 2 BLU BLU GRN CONTACTOR KI YEL BLK J2 4 NOTE TAP1 FOR FAN ONLY TAP 2 FOR COOLING TAP3 FOR HIGH STATIC COOLING TAP4 AND TAP5 FOR ELECTRIC HEAT REFER TO HEATING LABEL BLK W STRIPE YEL THERMA...

Page 12: ...open will not be seen when Y1 is off Instead the Normal Operation or Anti Short Cycle code will be seen Also when a pressure switch opens and caused a short cycle lockout the pressure switch open code will be seen until it closes then the short cycle lockout code will flash unless it has already expired See instructions or markings on System Diagnostic Module for codes of System Diagnostic Module ...

Page 13: ...rt Cycle code will be seen Also when a pressure switch opens and caused a short cycle lockout the pressure switch open code will be seen until it closes then the short cycle lockout code will flash unless it has already expired W1 W2 CAN BE USED TO STAGE ELECTRIC HEAT ACCESSORY ON 10 15 20KW MODELS 5 7 5 KW HEATER ACCESSORIES FUNCTION OFF W1 ONLY BLK DEFROST CONTROL WHT DEFROST CONTROL J2 2 J2 4 B...

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