Siemens EQ.700 TQ7 Series Information For Use page 32

en Troubleshooting
Fault
Display shows "Please
fill water tank." despite
the fact that the water
tank is full.
Display shows "Please
clean brewing unit.".
Display shows "Over-
voltage or under-
voltage".
Display shows "Error
in water system.
Please restart appli-
ance.".
Display very frequently
shows "Please run
calc'nClean pro-
gramme!".
32
Cause and troubleshooting
Water filter is old.
Insert a new water filter.
▶
Limescale deposits in the water tank are blocking the
system.
Clean the water tank thoroughly.
1.
Start the descaling programme.
2.
Brewing unit is soiled.
Clean the brewing unit.
▶
Mechanism of brewing unit is stiff.
Clean the brewing unit.
▶
There are problems with the power supply.
Only operate the appliance at 220 - 240 V.
▶
Appliance has a fault.
Pull out the mains plug and wait 60 seconds.
1.
Re-insert the mains plug.
2.
Decalcified water still contains small amounts of lime.
Insert a new water filter.
1.
Set the corresponding water hardness.
2.
Incorrect or too little descaling agent used.
When descaling, only use suitable tablets.
▶
Service programme has not been carried out in its en-
tirety.
Start the "Special rinsing" service programme.
▶
→ "Service programmes", Page 26