If you cannot find the specific .RAR file, do not panic. The schematic diagram is almost always pasted on the inside panel of the air handler’s access door. This is the manufacturer’s failsafe for technicians in the field.
Controls the electric heat strips. W1 and W2 are often twisted together at the air handler and connected to the terminal on the thermostat. D (Defrost): rheem rhll hm3617ja wiring diagram.rar
covers both power (Section 4.1) and control wiring (Section 4.2). Expert Support: If you cannot find the specific