Daikin SkyAir RZR-TA Series Service Manual page 141

SiUS281811EA
Note(s)
When the indoor unit is FCQ, if the air outlet is set as dual-directional or tri-directional, the starting
conditions will be changed as follows.
Liquid pipe temperature ≤ 1°C (33.8°F) (for total of 15 minutes)
or
Liquid pipe temperature ≤ 0°C (32°F) (for 1 minute continuously)
During freeze-up prevention operation, the airflow rate is fixed to LL.
(The cancelling conditions are same as the standard.)
Liquid pipe
temperature
+7ºC
(44.6°F)
0ºC
(32°F)
OR
+7ºC
(44.6°F)
+1ºC
(33.8°F)
Part 4 Functions and Control
1 min.
Start
t1 t2 t3
10 min.
Freeze-up prevention control
Forced OFF by thermostat
10 min.
Freeze-up prevention control
Forced OFF by thermostat
t > 15 minutes
t4
Start
Outline of Control (Indoor Unit)
Normal operation
Cancel
Normal operation
Cancel
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