IO Hvac Controls ZP3-HCMS Control Panel 319847-401 The Buna-N (NBR) seals are

The Buna-N (NBR) seals are ideal for air

Driven by a tandem mount spring return actuator

Common indicators include grinding sounds from worn bearings

and the motor housing becoming hot to the touch or omitting a burning smell

ensuring precise superheat control in commercial air conditioning and refrigeration applications

IO Hvac Controls ZP3-HCMS Control Panel 319847-401 The Buna-N (NBR) seals areThe iO HVAC Controls ZP3 HCMS Control Panel is a versatile 3 zone residential and light commercial zoning system engineered for high performance forced air applications. Designed to handle single stage (1H 1C), multi stage (2H 2C), heat pump, and dual fuel systems, this panel provides an efficient solution for managing independent temperature control across three distinct areas. It features a reliable auto changeover logic with first call priority and