Breville BES878BTR Instruction Manual page 24

PROBLEM
Espresso runs out
too quickly.
Espresso runs out around
the edge of the portafilter.
No steam.
Pulsing/pumping sound
while extracting espresso
or steaming milk.
24
POSSIBLE CAUSES
Coffee is ground too coarsely.
Not enough coffee in the
filter basket.
Coffee tamped too lightly.
Portafilter not inserted
in the group head correctly.
There are coffee grounds around
the filter basket rim.
Too much coffee in the filter basket.
Machine has not reached operating
temperature.
Water tank is empty.
Water tank is not fully inserted and
locked into position.
Machine needs to be descaled.
Steam wand is blocked.
The machine is carrying out the
normal operation of the pump.
Water tank is empty.
Water tank is not fully inserted and
locked into position.
EASY SOLUTION
Use slightly finer grind.
Refer to 'Setting the Grind Size', page 13
and 'Under Extraction', page 15.
Increase dose of coffee.
Refer to 'Dosing', page 13 and 'Under
Extraction', page 15. Tamp then use the
Razor™ dose trimming tool to trim off
excess coffee.
Tamp between or 22-33 lb of pressure.
Ensure portafilter is completely inserted
and rotated until resistance is felt.
Clean excess coffee from the rim of
the filter basket to ensure a proper seal
in group head.
Lower dose of coffee.
Refer to 'Dosing', page 13.
After tamping, trim the coffee dose
using the Razor™ dose trimming tool.
Allow time for the machine to reach
operating temperature.
Fill tank.
Push water tank down completely
to lock into place.
Perform descale cycle.
Refer to 'Cleaning the Steam
Wand', page 22.
No action required as this is the normal
operation of the machine.
Fill tank.
Push water tank down completely to
lock into place.