Troubleshooting - Vitrifrigo Trivalente Series User, Maintenance And Installation Manual

Problem
1) The refrigerator will not operate by GAS
2) The refrigerator will not operate by mains
voltage
3) The refrigerator will not operate by battery
4) The refrigerator is not sufficiently cold
Cause
1.1 No GAS
1.2 Air in the system
1.3 There is no electrical power from the
battery (service)
2.1 There is no electrical power supply
2.2 There has been a current overload
3.1 There is no electrical power supply
3.2 There has been a current overload
4.1 Insufficient ventilation
4.2 The evaporator is covered in FROST
4.3 Incorrect thermostat setting
4.4 Incorrect GAS pressure
4.5 High ambient temperature
4.6 The refrigerator is too full
4.7 Air infiltration inside the r efrigerator
4.8 More than one power supply function has
been enabled at the same time
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Remedy
1.1.1 Make sure that the GAS cylinder is not
empty
1.1.2 Make sure that all valves are open
1.2.1 Bleed the system
1.3.1 See section 3
2.1.1 Check that the electrical system automatic
switch has not been switched off
2.1.2 Check that the refrigerator is correctly
connected to the power supply
2.1.3 Check that the power cable has not been
interrupted or broken
2.2.1 Cheek that the safety device is operating
and enabled
3.1.1 Check that the refrigerator has been
correctly connected to the battery
3.1.2 Check that the power cable has not been
interrupted or broken
3.1.3 Check that the battery is working correctly
3.1.4 Check that there is no oxide on the battery
poles
3.2.1 Check that the line fuse is working
correctly
4.1.1 Check that the ventilation grids are not
obstructed by any objects that may block
the passage of air
4.2.1 Defrost the refrigerator
4.3.1 Check the position of the temperature
controls
4.4.1 Check the correct setting of the pressure
limitation valve
4.4.2 The GAS cylinder is about to run out
4.5.1 Check that the refrigerator is not close to
heat sources
4.6.1 Remove excess products from the
refrigerator and avoid storing too many
goods inside it
4.6.2 Remove hot foods from the refrigerator
4.7.1 Make sure that the door closure is airtight
4.8.1 Use a single power supply source at any
one time and switch off the others