The Rheem Model No RHQA 1220T is a large-capacity air conditioning unit suitable for commercial and industrial applications, such as:
If installed in an unconditioned space (like an attic), ensure the unit is properly insulated to prevent "sweating" and property damage.
The Rheem RHQA Series, including the 1220T, is a high-efficiency air handler for residential and light commercial applications, featuring a versatile design suitable for upflow, downflow, or horizontal installation. These units include a molded polymer drain pan and a Watt-restrictor to limit supplemental heat, supporting both heat pump and fan coil configurations. For detailed technical specifications, access the Rheem RHQA Series Air Handler Manual - Heat Pump - Scribd Rheem RHQA Series Air Handler Manual - Heat Pump - Scribd rheem model no rhqa 1220t pdf
First, let’s identify what you’re working with. The is part of the Rheem RHQA series, which is a line of air handlers designed to work with a separate outdoor heat pump or air conditioning unit.
These units are versatile and can be installed in vertical (upflow/downflow) or horizontal airflow positions. The Rheem Model No RHQA 1220T is a
Every character in the Rheem data plate model nomenclature reveals specific engineering limits and installation design constraints:
Improper wiring remains a leading cause of system failures on older air handler models. When replacing a digital thermostat or integrating a modern smart thermostat with the Rheem RHQA 1220T, reference the standard 1-stage cooling / 2-stage heating low-voltage schematic: Wire Color Terminal Designation System Function 24V Transformer Power (with factory jumper) Yellow Compressor Contactor (Cooling / First-Stage Heat) White Emergency / Auxiliary Heat Strip Activation Green Indoor Blower Fan Relay Control Orange / Blue For detailed technical specifications, access the Rheem RHQA
Designed for multi-position installations (Upflow, Downflow, or Horizontal configurations).
✅ : If your unit uses R-22, it cannot be legally recharged with new R-22 in many regions. Retrofitting or replacement is recommended.
The is more than just a file—it is the safety and repair blueprint for your HVAC system. Do not rely on guesswork or generic videos. Use the official Rheem literature portal or contact support directly to get the authentic document.
This comprehensive guide details the technical specifications, electrical setups, and common troubleshooting steps found within the factory Rheem RHQA Series Service Manual . Technical Overview & Specifications