NOTE: the following procedures must be performed by a qualified service technician.
Problem
The machine does not cool,
or cools only partially and
the compressor is running
The machine does not cool,
or cools only partially and
the
compressor
is
running
The
machine
over-freeze,
making the auger movement
slow or stopped
The machine is noisy
The main power switch is
"ON" but the unit s not
running
The bowl is leaking
The
dispensing
valve
leaking
Product is flowing into drip
tray through drainage pipe
The auger is not turning
The auger is creating noise
as it rotates
Data di emissione: Dicembre, 2018
15. TROUBLESHOOTING GUIDE
Possible cause
The
space
•
inadequate for ventilation
The refrigeration system is working in
•
DEFROST mode
The condenser filter is clogged with
•
airborne particles
Fan motor is not running
•
Refrigerant is leaking
•
Electrical components of the compressor
•
are not functioning
not
Some
electrical
•
complete
The compressor is malfunctioning
•
No current is coming to the electronic
•
board
The product brix is too low
•
The screw setting for the consistency
•
control system is set too far toward the
"+" position
The limit micro-switch arm is bent away
•
from
the
gear
contact
The level of the product in the bowl is
•
too low
The compressor PC board contact don't
•
open
The fan motor blades are hitting internal
•
components
The fuses are blown
•
Some
electrical
•
complete
The control board is faulty
•
The gear motor is malfunctioning
•
One of the bowl seal is not in place
•
is
The
dispensing
•
incompletely or incorrectly replaced in its
position
The free movement of the valve is
•
impeded
Dispensing valve o-rings are damaged
•
The bell shaped seal between the front of
•
the cylinder and the auger hub has not
been reinstalled properly
The bell shaped shaft seal or the spindle
•
bushing seal is damaged or worn
Some
electrical
•
complete
The control board is faulty
•
The gear motor is malfunctioning
•
The bell shaped shaft seal has been
•
replaced
without
damaged
The auger has been incompletely or
•
incorrectly reassembled
around
the
machine
connections
are
not
motor
and
prevents
connections
are
not
valve
has
been
connections
are
not
lubrication
or
Revisione: 1
Solution
is
Allow at least 20cm between the
•
machine and anything next to it;
keep it away from heat sources
Return to FREEZE mode
•
Clean the filter
•
Check the fan motor's electrical
•
connections and, if disconnected,
reconnect. If still not operating,
replace the motor
Locate the leak, eliminate it and
•
recharge the system
Replace
the
•
components
Check the contacts and correct
•
those incomplete
Replace the compressor
•
Check the electrical connections
•
to the pc board as well as the
transformer
feeding
board and correct
Check
the
product
•
correct
Reset the screw toward the "-"
•
position to produce a thinner
consistency product
Using pliers, straighten the limit
•
switch arm
Add more product or turn the
•
refrigeration "Off"
Replace the PC board
•
Check and correct
•
Replace the fuses
•
Check the contacts and correct
•
those incomplete
Replace the control board
•
Replace the gear motor
•
Replace or reposition the seal
•
Reassemble and replace
•
Clean and lubricate the valve
•
and the valve cylinder with the
lubricant
provided
machine
Replace the o-rings
•
Find the seal and put it back in
•
place
Replace the damaged/worn seal
•
and check the condition of the
drive shaft
Check the contacts and correct
•
those incomplete
Replace the control board
•
Replace the gear motor
•
Replace or clean and lubricate
•
is
with the lubricant provided with
the machine
Check and correct
•
Pag. : 49/80
malfunctioning
the
PC
brix
and
with
the