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Error 3 for Pool & Spa Heat Pumps

Error 3 / E3 / ER 3 / ERR 3 / ERR03 almost universally relates to a flow issue through many brands of heat pump. This can be caused by:

  1. Not enough flow from the pump
  2. Valves set incorrectly
  3. Plumbing incorrect
  4. Flow switch has failed - link to common heat pump flow switch
  • Identifying Parts

    Before making a phone call, the fastest way to identify parts is to send photos of the Front, Back, Sides along with any Measurements.

    Use the Contact Us form to upload from a Phone, Tablet or Computer.

  • Technical Support

    For Technical Queries, please use the Contact Form. Please include as much information as possible.

    We also have a range of manuals available.

    Electrical & gas work must be performed by a licensed & experienced person.

  • Heater and Spa Parts - Australia's Biggest & Fastest Shipper of Spa Parts & Pool Heaters

    About Us

    100% Australian Owned & Operated. A real, physical store, with shipping from Vic, NSW, Qld, & WA.

    We carry more stock of spa parts & pool heaters and ship faster than anyone!

    Ex-employees of the biggest manufacturers and distributors, so we know what we're talking about!