Troubleshooting www.schaerer.com
Code Designation Cause and effect What to do
161 Brew water fault The water supply is interrupted.
Dispensing of beverages is blocked.
Option 1: With drinking water tank
► Check that the drinking water tank is filled
and installed correctly.
Option 2: With mains water supply
► Check whether the main water valve is
open.
Option 3: Aquaflex
► Check whether the switch between the
mains water supply and drinking water
tank is correctly set.
See "Installation and commissioning" -
"Switching between mains water supply and
drinking water tank"
The brewing unit is blocked.
Dispensing of beverages is blocked.
► Clean the brewing unit.
See "Cleaning" - "Weekly cleaning".
The grind level setting is too fine.
The fine dust contaminates the mill too quick-
ly.
► Set the grind level one level coarser.
See "Service and maintenance" - "Finer set-
ting of grind level".
The highest quality level can lead to a brew-
ing water error.
► Set the quality lower.
See "Programming" - "Settings" menu -
"Recipes and beverage buttons".
162 Flow meter error du-
ring cleaning
• Water pressure is OK.
• Minimum flow not achieved.
• A mandatory cleaning routine follows.
► Check the water supply.
163 Warm rinse water fault The water supply is interrupted.
Dispensing of beverages is blocked.
Option 1: With drinking water tank
► Check that the drinking water tank is filled
and installed correctly.
Option 2: With mains water supply
► Check whether the main water valve is
open.
The brewing unit is blocked.
Dispensing of beverages is blocked.
► Clean the brewing unit.
See "Cleaning" - "Weekly cleaning".
164 Flow meter error du-
ring hot water dosing
Minimum flow not achieved. ► Check the water supply.
► Check and clean the brewing unit.
165 Flow meter error du-
ring choco dosing
Minimum flow not achieved. ► Check the water supply.
► Check and clean the powder doser.
166 Flow meter error du-
ring steam boiler feed
Minimum flow not achieved. ► Check the water supply.
167 Flow meter error du-
ring descaling
• Minimum flow not achieved.
• During descaling, the screw in the drink-
ing water tank neck must be removed on
machines with a mains water supply.
► For descaling, remove the screw from the
drinking water tank neck (reinsert after
descaling).
170 Steamer sensor short
circuit
Infinite resistance at control input for sensor. ► Contact your service partner.
171 Steamer sensor bro-
ken/not correctly
mounted
Resistance at control input for sensor ap-
proaches zero.
► Contact your service partner.
BA SCV_EN
V06 | 11.2015
89
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