51
2017/05 Rev. 0.0
EN
ComBi-Line
Display
Possible cause
Solution
206
[C2]
BREW SYSTEM
HEAT-UP TOO SLOW
The temperature protection
does not conduct all of the three
contacts controlling the neutral of
each heater element.
Check all three contacts for continuity.
207
[C3]
BREW SYSTEM
FILLING TOO SLOW
There is a problem with the
mains water supply.
Press the X button to restart the machine.
Check the mains water pressure and supply
hose connection. Open the tap completely.
During the first installation, the
minimum level sensor was not
reached within 40 seconds.
If the inlet valve stays open for 10
minutes, error 210 [C8] will take
over and finally close the valve to
prevent it from overheating.
Check the inlet valve on operation.
Check the lower LED (main PC board connector
K1). It must light up when the inlet valve is
activated.
K4
J1
J2
K3
K2
K1
JP1
Combi line
control MAIN
CN100
1
1
1
1
1
1
PWR1
Inlet
valves
flow
meter
boiler
relays
boilers
sensors
coffee
sensors
coffee
relays
container
relays
Power in
24Vdc
interface
board
1
LED
LED
LED
LED
LED
1
5
4
3
3
3
4
7
208
[C4]
FALSE WATER
FLOW DETECTED
There is a fault with the water
inlet valve.
Replace the inlet valve.
Press the X button to restart the machine
209
[C7]
BREW SYSTEM MIN.
ELECTRODE FAULT
The maximum level sensor detects
enough water, but the minimum
level sensor does not detect any
water.
Press the X button to restart the machine.
Check if the minimum electrode is working.
Tip: Check if the level sensor signal reaches
the electronic board by using the SERVICE
MENU / 2.5 READ SENSOR VALUES / LEVEL
SENSORS.
The maximum level sensor falsely
informs the electronic board that it
detects a water level.
Check if the cold water reservoir lid is
contaminated with descaler solution. The
solution conducts extremely and causes false
level information. Clean the complete lid under
water or replace it.
210
[C8]
BREW SYSTEM
INLET VALVE
CLOSED
After 10 minutes of trying to fill
during error 207 [C3], the inlet
valve is finally closed to prevent it
from overheating.
Press the X button to restart the machine.
Check the inlet valve during operation.
Содержание ComBi CB10
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