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View Full Version : Daikin VRV4 FXZQ commissioning



Contactor
16-12-2020, 08:38 PM
Hello

I am in the process of commissioning a Daikin VRV4 heat recovery system, 16 way branch selector, the fan coils are all FXZQ 600x600mm ceiling cassettes.

I have found that the louvers are fixed downwards and that at the end of the heating cycle (so just after 'thermostat off') the fans run on and they give a mild cooling effect, about 2 or 3 c below the return air temp.

Daikin say the louvers are fixed down in heating mode for that model???

I'm not sure why they're blowing slightly chilled air after the end of the heating cycle ?

Any ideas anyone?

Thank you