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Technicians typically observe "clicks" without ignition
and Coleman central air units
The electrical interface consists of standard 1/4-inch quick-connect terminals
While often utilized in suction line applications for compressor protection after a burnout
High-Durability Construction: Heavy-duty bakelite ensures HVAC control component stability against temperature fluctuations and mechanical wear
Lennox 17W56 Transformer Els PW 17895 Technicians typically observe "clicks" withoutThe Lennox 17W56 transformer, also identified as model LB 111888A, is a heavy duty Class 2 transformer engineered for precision voltage step down in residential and commercial HVAC systems. This 40VA control transformer features a primary input of 120V AC at 60Hz and a stabilized 24V AC secondary output, making it the standard HVAC 24V power supply for critical components such as furnace control boards, 24 volt contactors, and digital thermostats.