Description
The Carrier HN67QC010 is a Sequencer component which used in several HVAC equipments It is actually a sequencing relay that sequence on or off an electrical circuits at predetermined time. This sequenced control is crucial for proper functioning of HVAC systems by ensuring that parts switch on and off in the right the sequencer may start the fan before the compressor in a cooling system. This order helps to stop the compressor from trying to pump the refrigerant through a system which is not cooled thus causing break downs. Carrier HN67QC010 sequencer is a small device thus making it easy to fit in most HVAC systems.
