Samsung
Service Information
Fujitsu
Service Information
Mitsubishi
Service Information
Midea
Service Information
Samsung
www.samsung.com/au/air-conditioning/service/
Fujitsu
https://www.fujitsugeneral.com.au/help-centre
Mitsubishi
www.mideaair.com.au/Contact.aspx
Midea
www.mitsubishielectric.com.au/195.htm