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H O R E C A
G A S T R O G R I N D E R
Alarm Record
TRIAC GRIND-
ER X OUT OF
WORK
GRINDER X
FAN BLOCKED
Alarm Record
GRINDER X
FAN TOO SLOW
CLEAN GRIND-
ER X
Cause
Triac not
•
interconnected
(optical coupler
defective).
Grinder’s plug
•
not connected.
Fuse defective.
•
Triac defective.
•
Capacitor
•
defective.
Temperature
•
sensor in the
motor winding
defective (0A)
Circuit board
•
failure.
Foreign object
•
is blocking the
fan.
Plug at proces-
•
sor board not
connected.
Fan defective.
•
Cause
Fan runs
•
with reduced
frequency for
more than
three seconds.
Foreign object
•
is blocking the
fan.
Cleaning coun-
•
ter has reached
the pre-set
alarm limit.
Counter was
•
not reset after
last cleaning
process.
Correction
Service technician:
Test exploring coil on
•
power board. If applicable
change power board.
User:
Press PROG-button. The
•
other grinder can be used
again.
Check grinder’s plug for
•
correct position.
Check capacitors‘ connec-
•
tions and correct position.
Interchange the grinders‘
•
plugs at the power board
to determine the cause of
the malfunction. (grinder
or board)
Service technician:
Interchange capacitors
•
and test
Check optical coupler (dis-
•
assemble power board)
Check triac (disassemble
•
power board)
Check fan for foreign
•
objects.
Interchange the fans‘
•
plugs at the processor
board to determine the
cause of the malfunction.
(fan or socket)
Exchange fan.
•
Correction
Check fan for foreign
•
objects.
Interchange the fans‘
•
plugs at the processor
board to determine the
cause of the malfunction.
(fan or socket)
Exchange fan.
•
Press PROG-button. Grind-
•
ers are not blocked.
Clean the grinder (with
•
GRINDZ or unscrew,
vakuum, brush)
Reset cleaning counter in
•
software user menu (chap-
ter 9) or
Set cleaning limit higher
•
in software service menu
(chapter 6) or
Switch off the cleaning
•
alarm in software service
menu (chapter 6).
Recommendation: adjust
•
the cleaning alarm to the
weekly amount of shots
taken for a regular remind-
er to clean the grinder.
