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one mounting bolt
Always verify the dimensions (4-1/4" x 2-7/16") before installation
while 'F' stands for Fan (Close on Rise)
Stable Flame Geometry: Engineered to provide a consistent flame for accurate thermocouple millivolt output
this is dedicated to the spark electrode
Cleveland Controls DDP-109-187 Switch Els PW 17895 one mounting boltThe Cleveland Controls DDP 109 187 is a heavy duty dual air pressure sensing switch designed for critical HVAC and energy management proving circuits. This unit features two independently adjustable SPDT switches mounted on a common foot bracket, allowing technicians to establish a precise deadband for complex control sequences. Each switch assembly operates separately, measuring differential pressures from 0. 05" wc to 2. 0" wc. This configuration is