or a fluctuating flame pattern when the indoor blower motor engages

Common Questions: Is this fitting compatible with Discus III compressor models

By maintaining the OEM temperature rise specifications

Whether troubleshooting a failed ignition sequence or performing a comprehensive control overhaul on a Dunkirk or Utica system

Lennox 16D74 Relay 326058-755 or a fluctuating flame patternThe Lennox 16D74 Time Delay Relay is a critical solid state control designed for precise timing in residential and commercial air handling units. As a veteran grade HVAC replacement part, this 24V time delay relay (model 105241 01) functions as a dual action timer, providing a fixed 1 second delay on make (ON delay) to prevent simultaneous component startup and a fixed 45 second delay on break (OFF delay) to allow the blower to dissipate remaining