Browse Forums Home Theatre & Automation 1 Feb 29, 2016 1:28 pm Hi, Approx 2 years ago I had a HAI system installed for my audio, security, lighting and heating. I have had ongoing issues with PIR's not working and need someone with experience with this system to do some investigation and repairs. I would really appreciate anyone recommending a company or electrician that understands this system. I am based on Melbourne. Thanks alot.. Building Standards; Getting It Right! 1. optional, you can but normally just use the earth from the main switch board 2. should be enough but the distance determines voltage drop - sparky should work it… 1 29668 It's all about wireless, self install now. The cost/benefit of wired setups for the house are no longer what they used to be. Lots of wireless options. Eufy, Arlo and… 2 10734 the sun master is the solar heating to "warm" the water in the tank the S26 is your hot water system which will heat the water (25 degrees?) so with both turned on you… 2 15046 ![]() |