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For contractors maintaining oil-fired systems
This specific model is a non-reversing NEMA starter
Common Questions Which boiler models use the Viessmann 7871315 control
Damping Mechanism: Built-in vibration suppression eliminates bellows fatigue caused by discharge gas pulsations
making it a staple for contractors looking for long-term reliability in custom ductwork
Lennox 16W72 Twinning Kit 318423-701 For contractors maintaining oil-fired systemsThe Lennox 16W72 Twinning Kit (ATWIN580) is an essential field installed accessory designed to synchronize the operation of two gas fired furnaces within a shared duct system. Engineered for constant torque blower motors, this OEM Lennox furnace part ensures that both units respond simultaneously to a single thermostat call, maintaining balanced static pressure and airflow. This kit is a requirement for twinning Lennox furnaces to prevent air bypass
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