Rheem Classic Series feature Scroll compressors for maximum efficiency and quiet operation.Features Louvered condenser compartment for protecting the coil against yard hazards and/or weather extremes. One-piece top with a deep flange to help keep water out of the unit. Supply and return air openings feature a 1' tall flange to prevent water migration into the ductwork. Access panels have 'weep holes' and channels to further help manage water run-off. Side and down discharge options available on all models. All models are shipped ready for horizontal application. Easily accessible blower section complete with slide-out blower. Refrigerant connections are conveniently located for easy service diagnostics. Micro Channel evaporator and condenser delivers superior performance with less refrigerant charge and less weight than conventional copper tube/aluminum fin coils. In addition the all aluminum construction has superior protection against formicary corrosion and aluminum tube rubbing potential. Its easier to clean and has a more robust surface. Inside the easily accessible furnace compartment is the draft inducer motor. This motor is specially designed for quiet reliable operation. In addition to the draft inducer motor, the in-shot gas burners and manifold efficiently regulate the flow of gas for combustion. These new gas/electric units also feature direct-spark ignition and remote flame sensors for added reliability and efficiency. All units feature an internal trap on the condensate line eliminating the need for installing an on-site external trap. Easily accessible control box. Single point wiring simplifies installation. Our gas/electric package units feature a tubular heat exchanger design. Tubular heat exchangers are more efficient and durable than older-style clamshell heat exchangers. The heat exchanger is backed by a 10 year limited warranty. Models with a stainless steel heat exchanger installed in a residential application are backed by a limited lifetime warranty. Thermal expansion valve standard on all models for superior superheat control, reliability, and energy efficiency at all operating conditions. Filter drier standard on all models (not shown). Rugged base rail included for improved installation and handling Complete factory charged, wired and run tested. Molded compressor plugs. A double sloped evaporator coil drain pan assures all water is removed from the unit to improve indoor air quality. General Terms Of Limited Warranty*Rheem will furnish a replacement for any part of this product which fails in normal use and service within the applicable periods stated, in accordance with the terms of the limited warranty. Heat Exchanger Factory Standard Ten (10) Years Stainless Steel/1-Phase and 3-Phase Models Commercial Application Twenty (20) Years Stainless Steel/1-Phase Models Residential Application: Limited Lifetime Conditional Parts (Registration Required)1 Phase, Residential Applications: Ten (10) Years Compressor 1 Phase, Residential applications: Ten (10) Years 1 and 3 Phase, Commercial Applications: Five (5) Years Commercial Applications:One (1) Year