Dr.coffee F10 - Lack of Water; Pressure Overloaded; Grinder Calibration

Rev 0.0
Dr.coffee 产品维修手册 32
8.1.10 Lack of Water
Showing on the Screen
Cause
Solutions
Lack
of
Wat
er
a) Tap water is lack of water;
b)
The connector of inlet pipe is loosed ;
O-ring doesn’t work or is missing;
c) The inlet of tank or tap water is blocked.
d) The tank is unfixed;
e) The strainer of Brewer is blocked;
f) The Pump damages;
g) The Flowmeter damages;
 Check the way of water supply both
the
setting in the machine and in the reality.
Tap ”Fill Water”;
 Check if the connector or O-
ring are
installed correctly;
 Clean the inlet of tank or tap water;
 Re-fix the tank. Push it to the end;

Clean the strainer by Brewer Deep Clean
with tablets or by dissembling;
 Replace a new Pump;
 Replace a new Flowmeter;
 Switch off and restart the machine;
8.1.11 Pressure Overloaded
Showing on the Screen Cause Solutions
Pres
sure
Over
load
ed
a) The pipe or strainer of Brewer is blocked;
b) Coffee Grounds from Grinder are too fine;
c)
The amount Coffee Grounds from Grinder
are over the max capacity of Brewer;
d)
Air is coming into the Pump while coffee
making;
 Tap ”Rinse” to rinse Brewer;

Adjust the gear position of the coffee
machine to clockwise. The bigger
number
represents coarser.
 Do Grounds Calibration;

If water supplied by tank, clean the Inlet
of tank; If water supplied by tap water,
check if there is water available, or the
connector is loosed;
8.1.12 Grinder Calibration
Showing on the Screen
Cause
Solutions
Grin
der
Calib
ratio
n
a)
After a certain cups of coffee made, it will
alarm;
It will alarm at the 2000th cup, 7000 th
cup, 17000th cup, 27000th cup… and so
on.( every 10 thousand cups)
b) Turn off, will not alarm.

Follow the tips and enter service manual
to do finish calibration;
 Follow the instruction of service manual;