Daikin ERQ Series Service Manual page 126

ESiEN09-06 A
3.1.4 Field Settings - Details
(1) System Setting
The ERQ is a heat pump but can be limited to "cooling only" or "heating only" by a setting.
(2) Control Setting for EKEQF-Box
With the EKEQF-box, 3 types of control are possible:
For more information about W-, X-, Y-control, refer to "Part 6 Control Box EKEQ - CBV3".
(3) Indoor Fan Control
In cooling and fan only mode, the indoor fan is in ON-mode when the unit is working.
In heating, different situations are possible.
Fan off during thermo off and fan on during defrost/oil return will result in fan on during thermo
off.
(4) Hot Start
During hot start, fan on is carried out when T
Test Operation
Mode n° Setting switch n°
20 (10) 8
W- & X-control: with DDC-controller
Y-control: no DDC-controller.
Mode n° Setting switch n°
23 (13) 0
Mode n° Setting switch n°
22 (12) 3
23 (13) 8
Mode n° Setting switch n°
23 (13) 7
6
Setting position n°
01
02
03
Setting position n°
01
02
03
Setting position n°
01 Fan ON at thermo off
02 Fan ON at thermo off
03 Fan OFF at thermo off
01 Fan OFF at defrost and oil return
02 Fan ON at defrost and oil return
03 Fan ON at defrost and oil return
is A°C or after B minutes.
c
Setting position n°
01 A = 34°C
02 A = 37°C
03 A = 40°C
04 A = 43°C
01 B = 0 min
02 B = 1 min
03 B = 3 min
04 B = 5 min
Field Setting
Setting
Heat pump
Cooling only
Heating only
Setting
X-control
Y-control
W-control
Setting
Setting
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