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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
adjustable via 4-position DIP switches and a potentiometer to cover ranges from 6 seconds to 20 minutes
This piston-operated pressure control is specifically engineered for high-pressure systems requiring precise regulation and long-term mechanical stability
the TK-4001 provides the reliability veteran HVAC technicians expect from the Barber Colman legacy
Operating at 230V (208-230V) and 1075 RPM
Key Benefits Precise Signal Inversion: Factory-set at an 8 psig calibration for accurate 1:1 signal reversal in proportional control loops
Carrier 4508 Motor Bridge 318973-401 adjustable via 4-position DIP switchesThe Carrier 4508 Motor Bridge is a critical structural component engineered for precise motor alignment and stabilization within Carrier humidifier units and select HVAC air handlers. As a genuine Carrier OEM replacement part, this motor mounting board eliminates the common issue of motor sag and excessive vibration that can lead to premature blower motor or solenoid failure. Designed to withstand the high moisture environments typical of furnace
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