51
2017/09 Rev. 0.0
OptiFresh (Bean) Touch
EN
3.8.2 Removing / replacing
The hot water dispensing valves are accessible by
dismantling the cover behind the ingredients canisters.
1. Switch off the machine.
2. Drain the water heater with the drain hose.
Attention: hot water.
3. Take the coffee- and instant canisters from the
machine and remove the back cover.
4. gently loosen off the wiring and hoses and gently
pull the valves out of the silicone grommets.
3.8.3 Calibration
In the unlikely event that one of the valves needs
replacing, it should be calibrated to one of the
dispensing speeds given the figure on the right after it
has been fitted.
When calibrating valves, use the special
Valve
Calibration
menu by opening the
Service
Menu
and navigate to
2.07 Hardware Test /
2.07.2 Calibration
1. Place an empty measuring cup with a minimum
volume of 250ml under de drink outlet.
2. Select the valve (DV) which needs to be calibrated
and press ACTIVATE to open the relevant valve for
10 seconds. The result must be 150ml
To calibrate the Brewer valve DV1 extent the
hot water connection so the water can flow
directly into the measuring cup.
3. Keep fine tuning the adjusting screw until 150ml is
measured. (Tolerance ± 5 ml)
DV 1 = 15ml/sec. (Brewer)
DV 4 = 15ml/sec. (Hot water)
DV 2
=
15ml/sec. (Mixer 2)
DV 3 = 15ml/sec. (Mixer 3)
--
+
2.07.02 CALIBRATION
2.07.02.00
BREWER VALVE (DV1)
2.07.02.01
MIXER 2 VALVE (DV2)
2.07.02.02
MIXER 3 VALVE (DV3)
2.07.00.03
HOT WATER VALVE (DV4)
2.07.02.04
DOSING VALVE (DV5)
2.07.02.05
DOSING VALVE (DV5)
2.07.02.09
COLD WATER VALVE 3 (KW3)
2.07.02.10
BREWER CALIBRATION
CANCEL OK
2.07.02.01 MIXER 2 VALVE (DV2)
2.07.02.01 MIXER 2 VENTIEL (DV2)
ANNULEREN OK
2.07.02.01 MIXERVENTIL 2 (DV2)
2.07.02.01 VANNE 2 MIXEUR (DV2)
BEENDEN
OK
ANNULER
OK
ACTIVATE
150 ml (15 ml/s)
ACTIVEER
AKTIVIEREN
ACTIVER
150 ml (15 ml/s)
150 ml (15 ml/s)
150 ml (15 ml/s)
