Lennox 87116 Sheave Els PW 17895 How should the capillary be

How should the capillary be installed to prevent false trips

The SA-14S moisture indicator utilizes a highly sensitive chemical salt on porous filter paper that changes from dark green (dry) to a distinct yellow (wet)

Engineered with a 290V rating and 50/60Hz frequency compatibility

this 12" wide by 8" high rectangular unit utilizes a counter-balanced weighted arm to automatically bleed off excess static pressure when zone dampers close

the 17-402-04 comes standard with a top-mounted test lever for manual operational checks

Lennox 87116 Sheave Els PW 17895 How should the capillary beThe Lennox 87116 Sheave is a precision engineered single groove cast iron pulley designed for heavy duty HVAC blower and motor assemblies. Featuring an 8. 75" outside diameter and a 1" fixed bore, this component is essential for maintaining correct static pressure and airflow ratings in commercial air handling units. Constructed from high grade cast iron, it provides superior vibration dampening and thermal stability compared to lighter duty