1. Introduzione
This manual provides essential information for the safe and efficient handling, installation, operation, and maintenance of the Trane DP28D-BB1-KA 2.33 Ton Reciprocating Compressor. This unit is designed for use in HVAC systems and operates on 200-230V/60/1 power, utilizing R410A refrigerant. Adherence to these instructions is crucial for optimal performance and longevity of the compressor.
2. Informazioni sulla sicurezza
Importante: Installation, maintenance, and repair of this compressor must be performed by qualified and experienced HVAC technicians. Failure to comply with safety warnings and instructions can result in property damage, serious injury, or death.
- Rischio elettrico: Ensure all power to the unit and associated HVAC system is disconnected before installation or servicing. Lock out/tag out procedures must be followed.
- Gestione del refrigerante: R410A refrigerant must be handled by certified personnel. Follow all local, state, and federal regulations regarding refrigerant recovery, recycling, and disposal.
- Alta pressione: The compressor operates under high pressure. Do not attempt to open or service the compressor while it is pressurized.
- Attrezzature pesanti: This unit is heavy (approximately 400 pounds). Use appropriate lifting equipment and techniques to prevent injury.
- Dispositivi di protezione individuale (DPI): Always wear appropriate PPE, including safety glasses, gloves, and protective clothing, when working with the compressor.
3. Prodotto finitoview
The Trane DP28D-BB1-KA is a 2.33-ton reciprocating compressor designed for robust performance in various HVAC applications. It is compatible with R410A refrigerant and operates on a 200-230V, single-phase, 60Hz power supply. This compressor is a critical component for maintaining desired temperatures in residential and commercial systems.

Figure 1: Trane DP28D-BB1-KA Reciprocating Compressor. This image displays the Trane DP28D-BB1-KA reciprocating compressor, a robust red unit with black ports for suction and discharge lines, and an electrical connection box on the side. It is designed for HVAC systems.
This compressor replaces or supersedes models such as COM9281, COM-9281, and COM09281, ensuring compatibility with a range of existing Trane and American Standard systems.
4. Configurazione e installazione
Installation of the Trane DP28D-BB1-KA compressor requires specialized knowledge and tools. It must be performed by a certified HVAC technician.
- Controllo pre-installazione: Verify that the compressor model matches the system requirements. Inspect the unit for any shipping damage.
- Montaggio: Securely mount the compressor in its designated location, ensuring proper vibration isolation.
- Collegamento della linea del refrigerante: Connect the suction (1.25-12) and discharge (1.00-14) lines according to system specifications. Ensure clean, leak-free brazed connections.
- Cavi elettrici: Connect the compressor to the 200-230V/60/1 power supply. All wiring must conform to local electrical codes and the compressor's wiring diagram.
- Evacuazione e ricarica: Evacuate the system to a deep vacuum to remove non-condensables and moisture. Charge the system with the correct amount and type of R410A refrigerant.
- Rilevamento perdite: Eseguire un controllo approfondito delle perdite su tutti i collegamenti.
5. Istruzioni per l'uso
Once properly installed and charged, the Trane DP28D-BB1-KA compressor operates as an integral part of the HVAC system. Its operation is typically controlled by the system's thermostat and control board.
- Ensure the system is properly powered and all safety devices are functional.
- Monitor system pressures and temperatures during initial startup to confirm correct operation.
- Refer to the overall HVAC system manual for specific operational parameters and user controls.
6. Manutenzione
Regular maintenance by a qualified HVAC technician is essential to ensure the longevity and efficient operation of the compressor and the entire HVAC system.
- Ispezioni annuali: Have the system, including the compressor, inspected annually by a professional.
- Livelli di refrigerante: Check refrigerant charge levels periodically. Low or high charge can lead to compressor damage.
- Collegamenti elettrici: Controllare che i collegamenti elettrici siano ben saldi e non presentino segni di corrosione.
- Pulizia: Ensure the outdoor coil (if applicable) is clean to allow for proper heat transfer, reducing strain on the compressor.
7. Risoluzione Dei Problemi
Troubleshooting compressor issues typically requires diagnostic tools and expertise. If the compressor is not functioning correctly, contact a qualified HVAC technician.
- Il compressore non si avvia: Check power supply, thermostat settings, and control circuit.
- Nessun raffreddamento: Verify refrigerant charge, check for leaks, and inspect other system components like fans and coils.
- Rumori insoliti: Could indicate internal mechanical issues or improper mounting. Shut down the system and call for service.
- Frequent Cycling: May be due to incorrect refrigerant charge, airflow issues, or control problems.
Do not attempt to repair the compressor yourself. Internal repairs require specialized equipment and knowledge.
8. Specifiche
| Caratteristica | Specificazione |
|---|---|
| Marca | Trane |
| Numero di modello | DP28D-BB1-KA (Replaces COM9281, COM-9281, COM09281) |
| Tipo di compressore | Alternativo |
| Capacità di raffreddamento | 2.33 tonnellate |
| Voltage | 200-230V/60/1 (Single Phase) |
| Refrigerante | R410A |
| Collegamento alla linea di aspirazione | 1.25-12 |
| Discharge Line Connection | 1.00-14 |
| Dimensioni del prodotto | 48 x 48 x 48 pollici |
| Peso dell'articolo | 400 libbre |
9. Garanzia e supporto
This compressor is typically sold as a unit-specific component and is often non-returnable. Warranty coverage, if any, is provided by the manufacturer, Trane, and is subject to their terms and conditions. It is recommended to retain your purchase receipt and consult with your seller or Trane directly for specific warranty details.
For technical support or service, please contact a qualified HVAC professional or refer to the official Trane support channels.
Considera l'acquistoasing extended protection plans, if available, at the time of purchase for additional coverage.





