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14.2 PROBLEMS, ERRORS AND TROUBLESHOOTING
Malfunctions and errors are caused mostly by incorrect use, improper or
inadequate maintenance or incorrect connection of the appliance.
Therefore the operators must always carefully follow the instructions.
The errors, the causes and troubleshooting:
14.3 REGULAR MAINTENANCE INSPECTION PLAN
All maintenance and servicing must be carried out by technicians authorized by
VALMAR Company.
Error
Cause
Troubleshooting
Appliance will not start up when switched on. There is no power supply
Check the power circuit.
Automatic fuses are disconnected.
Switch on the power fuses again.
Compressor starts up, but shuts down
immediately. On the touch screen (cylinder –
right part) in tutor message show caption
Er-ALTA P-1
.
Water feed shortage.
Open the water feed valve.
Water supply not connected.
Connect appliance to the water supply.
The mixture is too warm (especially the first
cycle).
Start the compressor several times; after a
while it will start to function properly.
The appliance works, but does not eject any
ice cream.
The ice cream mixture contains
too little sugar.
Wait until the ice cream melts, scoop it out of
the production cylinder and correct the ice
cream mixture.
The set ice cream production parameter is
incorrect.
Change the ice cream production parameter.
Produced ice cream is too soft.
Excessive quantity of sugar in the mixture.
Correct the mixture.
The set ice cream production parameter is
incorrect.
Change the ice cream production parameter.
It takes too long to reach the desired
consistency of ice cream.
Worn-out mixer blades.
Change the mixer blades.
Ice cream leaks from underneath the ice
cream ejection opening cover.
The rubber sealing is missing, worn or not
attached properly.
Check the item and replace it if necessary.
The shower pipe leaks.
The shower pipe is worn.
Replace the shower pipe with a new one.
Worn sealing.
Replace sealing with new ones.
Maintenance inspection
DAILY
WEEKLY
EVERY
THREE
MONTHS
ANNUALLY
Security systems check
X
Electricity connections check
X
Tightness of the screws and bolts
X
Monitoring the mixer blades
X
Replacing the mixer blades
annually or every 600
working hours
Lubrication of bearings
X
Cooling gas check
X