To Next PageTo Next PageWhat to do if Carrier Performance 24APA Air Conditioner shows pressure switch protection error?
If the Carrier Air Conditioner displays a pressure switch protection error, examine the refrigerant charge, the operation of the outdoor fan, and check for any airflow restrictions on the outdoor coil. Also, verify the indoor airflow.
How to check for no 230V at the compressor of Carrier Performance 24APA Air Conditioner?
If there is no 230V at the compressor of your Carrier Air Conditioner, check the contactor, unit disconnect, or circuit breaker, and inspect the control box wiring.
What to do for 24V brown out protection in Carrier Performance 24APA Air Conditioner?
To resolve a 24V brown out protection issue with your Carrier Air Conditioner, make sure the control voltage is within the acceptable range of 18-30 volts.
How to fix a systems communication failure in a Carrier Performance 24APA Air Conditioner?
In case of a systems communication failure in your Carrier Air Conditioner, check the wiring to the UI, as well as the indoor and outdoor units.
What to do if Carrier Performance 24APA shows contactor shorted detection?
If the Carrier Air Conditioner detects a shorted contactor, inspect the contactor itself and the control box wiring.
What to do if Carrier Performance 24APA Air Conditioner has control fault?
If a control fault occurs in your Carrier Air Conditioner, the control board should be replaced.
How to troubleshoot thermistor sensor comparison in Carrier Performance 24APA?
To address a thermistor sensor comparison issue in your Carrier Air Conditioner, use an ohmmeter to test the sensors and inspect their wiring.
General| Model | 24APA |
|---|---|
| Refrigerant | R-410A |
| Cooling Stages | 1 |
| Sound Level (Outdoor) | As low as 72 dB |
| ENERGY STAR Certified | Yes |
| Operating Voltage | 208/230 V |
| Phase | 1 |
| Type | Air Conditioner |
| Compressor Type | Single-Stage |
| Sound Level (Indoor) | Not Available |
| HSPF | Not Applicable |
Guidelines for optimal unit placement and vibration isolation for quiet operation.
Crucial warnings about electrical shock, unit operation, and refrigerant handling.
Verifying equipment and selecting a solid pad for unit mounting.
Setting required clearances and noting operating ambient temperature limits.
Procedure for installing the thermostatic expansion valve (TXV).
Detailed guide for replacing a piston with a TXV in older indoor coils.
Detailed guide for replacing an R-22 TXV with a Puron TXV.
Instructions for connecting refrigerant lines, including tube diameter recommendations.
Tables detailing refrigerant tube sizes and accessory requirements for various applications.
Procedure for installing the mandatory liquid line filter drier.
Methods for deep vacuum evacuation to remove contaminants.
Alternative evacuation procedure using dry nitrogen.
Guidance on routing and connecting power and ground wires.
Covers crankcase heater, accessories, and thermistor attachments.
Important safety and operational notes before starting the unit.
Steps for safely energizing the system and initial operation.
Detailed procedure for verifying refrigerant charge using subcooling.
Describes cooling mode operation and diagnostic indicator lights.
Explains operation of the crankcase heater and outdoor fan motor.
Details operational time delays and utility control input.
Requirements and operation for cooling below 55°F.
Diagnosing and resolving communication failures and pressure switch trips.
Troubleshooting control board, voltage, compressor thermal, and contactor issues.
Identifying and addressing issues with outdoor air and coil temperature sensors.
Interpreting status codes flashed by the amber LED for fault diagnosis.
A comprehensive list of fault codes, their meanings, and possible actions.
Verifying wiring, tubing security, and valve stem tightness before handover.
Recommendations for periodic maintenance to ensure optimal performance.
Correlates liquid service valve pressure with required subcooling temperature.
Diagrams for connecting the Infinity Control system, including OAT sensor.
Diagrams for 3-wire and 2-wire thermostat connections to various units.
Wiring diagram for 2-wire thermostat use with specific serial number ranges.
Essential information on Puron refrigerant, equipment, and safety practices.
