Carrier 25HPA6 instruction manual Safety Considerations, Indoor Thermostat Control Options

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25HPA6

Performancet Series 2---Stage Heat Pump with Puronr Refrigerant

2 to 5 Nominal Tons

Installation Instruction

NOTE: Read the entire instruction manual before starting the installation.

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause death, personal injury, or property damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance. The qualified installer or agency must use factory-authorized kits or accessories when modifying this product. Refer to the individual instructions packaged with the kits or accessories when installing.

Follow all safety codes. Wear safety glasses, protective clothing, and work gloves. Use quenching cloth for brazing operations. Have fire extinguisher available. Read these instructions thoroughly and follow all warnings or cautions included in literature and attached to the unit. Consult local building codes and current editions of the National Electrical Code ( NEC ) NFPA 70. In Canada, refer to current editions of the Canadian electrical code CSA 22.1.

Recognize safety information. This is the safety-alert symbol ! . When you see this symbol on the unit and in instructions or manuals, be alert to the potential for personal injury.

Understand these signal words; DANGER, WARNING, and CAUTION. These words are used with the safety-alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies hazards which could result in personal injury or death. CAUTION is used to identify unsafe practices which may result in minor personal injury or product and property damage. NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation.

Indoor Thermostat Control Options

 

Infinity

Standard

Model

2---stage

Control

 

Thermostat

 

 

 

 

 

25HPA6

Yes

Yes

 

 

 

!WARNING

ELECTRICAL SHOCK HAZARD

Failure to follow this warning could result in personal injury or death.

Before installing, modifying, or servicing system, main electrical disconnect switch must be in the OFF position and install a lockout tag. There may be more than 1 disconnect switch. Lock out and tag switch with a suitable warning label.

!WARNING

UNIT OPERATION AND SAFETY HAZARD

Failure to follow this warning could result in personal injury or equipment damage.

PuronR refrigerant systems operate at higher pressures than standard R-22 systems. Do not use R-22 service equipment or components on PuronR refrigerant equipment.

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Contents Unit Operation and Safety Hazard Safety ConsiderationsIndoor Thermostat Control Options Electrical Shock HazardCheck Equipment and Job Site Install on a Solid, Level Mounting PadClearance Requirements Unpack UnitElevate Unit Operating AmbientMake Piping Connections Outdoor Unit Connected to Factory-Approved IndoorLiquid Rated Vapor Unit Size Accessory UsageMake Electrical Connections Airflow Selections ECM Furnaces Compressor Crankcase HeaterStart-Up Install AccessoriesSystem Functions And Sequence Of Operation Compressor Operation Time DelaysInfinity Controlled low ambient cooling Liquid-Line Solenoid AccessoryDefrost Defrost HoldCheck Charge Control Fault Pressure Switch Protection230V Line Power Disconnect Detection Unloader Test ProcedureFailed Thermistor Default Operation Temperature ThermistorsThermistor Sensor Comparison Status Codes TroubleshootingEdge Thermidistat Models TP-PRH-01 or TP-NRH-01 Final Checks Care and MaintenancePuronr R-410A Refrigerant Quick Reference Guide Catalog No 25HPA6---1SI