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This R410A unit is no longer manufactured as per the AIM Act of 2020. While replacement parts are available for repairs, a new unit will require replacing the entire system to support the new A2L R32 refrigerant.Â
Please visit our Central Air Packages for system selection or reach out to Customer Care Team Contact Us for assistance.
As per the AIM Act of 2020, this R410A unit is no longer manufactured. The entire system must be replaced to accommodate the new A2L R32 refrigerant. Please visit our Central Air Packages for system selection or reach out to Customer Care Team Contact Us for assistance.
The AMST Multi-Position, 9-Speed ECM air handler with internal TXV is optimized for single-stage AC and HP outdoor units up to 15.2 SEER2.
Features:
- Internal factory-installed thermal expansion valves for cooling and heat pump applications
- 7mm evaporator coil tube size on 1-1/2 - 3-1/2 Ton models and 3/8" evaporator coil tube size on 4 to 5 Ton models
- Direct-Drive, 9-speed ECM blower motor
- All-aluminum evaporator coil with high performance coated fin stock
- Coil mounting track for quick repositioning
Cabinet Features
- Removable grille-style top design compliant with UL 60335-2-40
- Venturi for increased velocity of airflow
- Attractive Architectural Gray powder-paint finish with 500-hour salt-spray approval
- Wire fan discharge grille
- Steel louver coil guard
- Top and side maintenance access
- Single-panel access to controls with space provided for field-installed accessories
- When properly anchored, meets the 2023 Florida Building Code unit integrity requirements for hurricane-type winds (Anchor bracket kits available.)
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Maintenance & Troubleshooting:
- Pressure switches are commonly replaced when a furnace or HVAC system will not complete its startup sequence due to pressure/airflow proving issues.
- Customer feedback commonly associates replacement with resolving a "pressure switch" fault condition and restoring normal operation.
- The provided sources do not include diagnostic procedures; follow the equipment documentation for troubleshooting steps and verification before replacement.
User Reviews & Q&A Summary:
- Review themes indicate the part is commonly described as an exact fit and used as a direct replacement to get a furnace running again.
- Several reviews mention the unit returned to normal operation after installation, including clearing a fault condition related to the pressure switch.
- Additional feedback highlights ease of ordering and timely delivery, and notes that this part fit where other attempted parts did not.
Certifications & Compliance:
- Rheem includes a California Proposition 65 warning for this pressure switch kit on its parts listing
- No other separate certifications or listings are explicitly stated for this part in the provided sources
User Reviews & Q&A Summary:
- Common review themes: direct-fit replacement that fixes "no heat" situations and gets the furnace running again, often described as an easy swap once accessed
- Several reviewers note this is an updated version of the original design and may mount differently (users mention included hardware such as a longer screw/spacer to accommodate the revised mounting)
- Q&A themes emphasize that pressure switch ratings/markings are not interchangeable by appearance alone; customers are advised to confirm the correct part by furnace model/serial rather than substituting based on pressure markings
Product Highlights
Multi-Position     
3Â Â Â Â Â 
240v, 208V Â Â Â Â Â 
R-410AÂ Â Â Â Â 
36000 BTUs     
3/8"Specs
| Application: | Heat Pump Indoor |
|---|---|
| Airflow: | Multi-Position |
| Type: | Multi-Speed |
| Ton: | 3 |
| Voltage: | 208V 240v |
| Refrigerant Type: | R-410A |
| Cooling Capacity (BTU): | 36000 |
| Liquid Line: | 3/8" |
| Suction Line: | 7/8" |
| Horse Power: | 3/4 |
| Weight (lbs): | 153 lbs |
| Max Airflow (CFM): | 1560 |
| Min Airflow (CFM): | 1120 |
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