A hard start kit provides greater starting torque and reduces the duration of inrush current to the single phase compressor. See how the anti.
The start capacitor of the hard start kit is wired in parallel with a normally closed potential relay or ptc thermistor with the compressor run capacitor.
Ac hard start kit wiring diagram. An air conditioner that just will not start under normal conditions. 15 air conditioner maintenance tips duration. How to install the 5 2 1 hard start kit from cps on toolbox tuesday with jose de la portilla of hvac learning solutions.
The benefits of a c hard starts since supco s introduction of the 2 wire hard start kit in the late 1970 s there has been a proliferation of different technologies offering various reasons and solutions to the same problems that spurred their initial development. That s when a hard start kit saves the day. Large electric motors with a high starting torque like an air conditioner s compressor motor often use a start capacitor kit.
For hvac professional use only. Hard start have a voltage rating and horse. The specific unit in this example is a carrier brand ground level split straight cool system.
This video shows yours truly installing a supco 3 wire hard start kit on a 10 year old york package. Learn to navigate this system s wiring circuitry and diagram using current flow analysis relay and module operation and neutral switch actuation such as circuit completion. A hard start kit shortens the startup period of the compressor and reduces the amount of electricity it takes to start your ac.
In fact with a hard start kit the electrical efficiency of the startup process is as high as 98 compared to an efficiency of only 50 without one. This is the procedure and information for adding or replacing a hard start on an existing system. The start capacitor gives the motor s windings an electric boost during the start up phase.
If you need some help with it in this video i show you how to install and wire a spp6 hard start kit. This procedure applies to almost every air conditioning and heat pump system on the market. Hard start kick start installation.
Is the compressor hard start kit damaging to the air conditioning compressor. Watch step by step installation of the 5 2 1 hard start kit on a. A start capacitor kit contains a start capacitor relay and wires.
Do not try this at home. Does your air conditioner need a hard start kit. Here are some of the reasons why you might.