Always verify the fan blade pitch and original motor rotation before securing the unit

this aluminum mesh filter is the designated replacement part for the 16C21M-4101 and the UST-16 series

this kit provides the precise regulation required to ensure the outdoor fan and auxiliary heat engage correctly during the cycle

Internal Integrity: Replaces worn SH1432 plunger components to stop bypass leaks and internal valve binding

Heavy-Duty Construction: Built with high-grade circuitry to withstand the environmental stressors common in furnace and air handler cabinets

Copeland 934-0002-00 Adaptor R-134A Always verify the fan bladeThe Copeland 934 0002 00 Adaptor is a critical fitting for service technicians performing compressor replacements or system modifications. This precision engineered 1 3 4" Rotalock x 1 3 8" ODF adapter facilitates a secure transition from a standard Rotalock thread connection to a copper tube sweat connection. Designed for high pressure refrigeration environments, it ensures an airtight seal at the discharge or suction port, preventing refrigerant