Daikin VRV III REYQ8PY1 Service Manual page 141

Protection Control
[Inverter fin temperature control]
★
Tfin>84˚C
During the control of fin
temperature protection
INV Comp. upper limit step:
10 seconds
Tfin<81˚C
continues for 3 minutes
INV Comp. upper limit
step: 1-step up
130
Perform the following control of integrated as well as multi units for each INV compressor.
Normal operation
1-step down
Current status
maintained
Tfin>93˚C
Fin temperature standby
Tfin<81˚C
&
INV upper limit frequency=max (210Hz)
Tfin>84˚C
When occuring 4 times within 60 min., the
malfunction code "L4" is output.
Si37-701
Function