Daikin VRV RXYQ72-384XAYCA, Service Manual

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SiUS342004EB Field Settings for Indoor Unit
Part 5 Field Settings and Test Operation 150
There is a limitation of combination between Ton and Toff as below due to 2°C (3.6°F) hysteresis
required for reliability.

1 The second code No. 07 is used for disabling the starting of gas furnace interlocking with room
temperature.
1.3.7 Setting of Airflow Rate when Heating
The fan revolution is changed to maintain the sufficient distance for warm air to reach during the
heating operation. The setting should be changed depending on the installation condition of the
unit.

: Factory setting
Note that this setting is effective only during the heating operation.
Second Code No.
Ton
01 02 03 04 05 06
–4°C
(–7.2°F)
–3.5°C
(–6.3°F)
–3°C
(–5.4°F)
–2.5°C
(–4.5°F)
–2°C
(–3.6°F)
–1.5°C
(–2.7°F)
To
ff
06 0.5°C (0.9°F)
h h h h h h
05 0°C (0°F)
h h h h h
—
04 –0.5°C (–0.9°F)
h h h h
— —
03 –1°C (–1.8°F)
h h h
— — —
02 –1.5°C (–2.7°F)
h h
— — — —
01 –2°C (–3.6°F)
h
— — — — —
h
—
: Available
: Not available

CXTQ-TA

: Factory setting
Mode
No.
First Code
No.
Symbol
Second Code No.
01 02 03 04 05 06 07 (  1)
11 (21)
1 Ton
–4°C
(–7.2°F)

–3.5°C
(–6.3°F)
–3°C
(–5.4°F)
–2.5°C
(–4.5°F)
–2°C
(–3.6°F)
–1.5°C
(–2.7°F)
–100°C
(–148°F)
2 Toff
–2°C
(–3.6°F)
–1.5°C
(–2.7°F)
–1°C
(–1.8°F)
–0.5°C
(–0.9°F)
0°C
(0°F)

0.5°C
(0.9°F)
–98°C
(–144.4°F)
Second Code No.
Ton
01 02 03 04 05 06 07
–4°C
(–7.2°F)
–3.5°C
(–6.3°F)
–3°C
(–5.4°F)
–2.5°C
(–4.5°F)
–2°C
(–3.6°F)
–1.5°C
(–2.7°F)
–100°C
(–148°F)
To
ff
07 –98°C (–144.4°F) — — — — — —
h
06 0.5°C (0.9°F)
h h h h h h h
05 0°C (0°F)
h h h h h
—
h
04 –0.5°C (–0.9°F)
h h h h
— —
h
03 –1°C (–1.8°F)
h h h
— — —
h
02 –1.5°C (–2.7°F)
h h
— — — —
h
01 –2°C (–3.6°F)
h
— — — — —
h
h
—
: Available
: Not available
Mode
No.
First Code
No.
Second Code
No.
Contents
11 (21) 3
01

Standard

02 Slightly increased
03 Increased