Keep in mind that Daikin units 20kw and above including large VRV systems are only rated to work with an outside temperature of 43c.
Anything above this they won't operate at…

Okay,
I have been fortunate enough to have a Daikin tech on site.
Turns out that this particular model of Three phase inverters will only modulate in cooling mode.
The technician called…

A quick update.
Have now had multiple technicians look at the unit and none have been able to diagnose the issue even though they have all witnessed it and say it's…

Yeah, I have changed the temp sensing point, fan continuous, low low and off with compressor and tried all the different combinations. The outside unit is either "on or…

It's set to heat, low fan, half of the zones are on.
Just to confirm this is a ducted reverse cycle unit.

I have recently moved into a new home that has the following Daikin ducted air conditioner set up:
Outdoor Unit: RZQ150HY4A (Super Inverter)
Indoor Unit: FDYQ160KAV1
Controller: BRC1E61
When in heating mode the system…

I have heard that myself, but with all brand (but Actron) as they are no longer made in Japan. Using cheap thin copper and lower quality componenets in China, I…

That is fantastic!
Can I ask what brand you went with?

Depending on the brand and installer, I beleive the cost is comparable to a zoned ducted system, if anything it would have a slight premium as it is not a…

4 at the most,
One in each bedroom and one in the main living area.
The KW works out to be the same as a normal ducted unit,
7-8KW for the main living…

Anyone have a Multi-head split system? Any advice, experience, do's and don'ts?
For those who don't know, it's where you can have multiple indoor units connect to one outdoor unit.
I was…

Origin are the more expensive to use, get TRU if available, pay by the due date and get 10% off!