Routine Maintenance; Important; Troubleshooting - Arneg UCA Manuel D'installation Et De Service

4.5

ROUTINE MAINTENANCE

IMPORTANT:

The condensing units do not require any maintenance a few hours after the first startup.
Cleaning of condenser:
The condenser should be cleaned with special care. At least every 30 days, remove any dust or dirt accumulated.
After making sure it is safe to do, clean the condenser with a stiff (non-metal) brush or vacuum cleaner, taking care not
to bend or damage the fins.
To protect the hands when cleaning, wear work gloves.
After cleaning, replace any parts removed (make sure they are dry) and connect the power. After reaching working
temperature, fill the refrigerator with food products.
For other details of "Routine Maintenance" see the "Maintenance contract".
4.6

TROUBLESHOOTING

In case of problems in the operation of the unit, do not attempt to reset it by switching the power off and on, as this
could cause serious damage to the system.
IMPORTANT: Follow the procedures described below.
Situation 1
Problem: Unit off, red led or leds lit
What to do: The machine is blocked because pressure is too high or too low, or the thermal switch or thermistors
have been tripped.
Call the service department to reinstate normal operation within 24h of breakdown and indicate
which led is lit.
Situation 2
Problem: No red leds are lit, the control unit is on but the compressor does not start
What to do: Call the service department to reinstate normal operation within 2h of breakdown.
Situation 3
Problem: The compressor makes a metallic noise
What to do: Turn the switch on the control panel to "0" or "OFF" and call the service department to restore
normal operation within 2h of the breakdown.
Situation 4
Problem: Oil stains
What to do: Do not loiter in the machine room, danger of gas leaks. Call the service department to reinstate
normal operation within 4h of breakdown.
CODE: 05050532 Edition 02 15-04-2003
05050532 03 11/02/2010
Use and Maintenance of Condensing Units
Before performing any operation of maintenance or cleaning, disconnect the machine
from the power and water supply.
Technical Manual
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