National Luna Classic 40 litre Owner's Handbook Manual
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26TroubleshootingIn the event of unusual or undesired operation, consult the table below before contacting aservice agent.Problem Possible Cause Remedial ActionThe fridge will not runwhen connected to 12V,but only when connectedto 230V mains.12 Volt polarity reversed.The battery is discharged.The DC supply has inadequatewiring, causing voltage loss.(See page 6 and 10)Fridge is initially connected to abattery that is not fully charged.Check polarity to battery is correct.Recharge the battery.Ensure all connections are secure.Ensure supply has 4mm 2 wire orthicker and that the vehicle’s bodyis not used as an earth.Select “Low” on battery protection(See page 10)Fault ID light flashes onceevery 4 seconds.The ventilation fan isnoisy or not runningThe ventilation fan is blocked ordamaged.There is excessive dust or dirtbuild-up on the fanCheck the ventilation fan forobstructions.If the fan is broken, return therefrigerator to an authorised agentfor repair.The Fault ID light isflashing twice every4 seconds.The Fault ID light is flashing 3times every 4 seconds.The compressor failed to startcorrectly.High pressure due to over-loador electronic failure.Under high pressure conditionsthis fault will rectify itself automati-cally when gas pressures equalise.Continuous 3-flash conditions mayrequire electronic control replace-ment by an authorised serviceagent.The Fault ID light isflashing 4 times every4 seconds.The compressor is not main-taining the correctminimum speed.Continuous 4-flash conditions mayrequire electronic control replace-ment by an authorised serviceagent.The Fault ID light isflashing 5 times every4 seconds.Compressor area isover-heated.The cooling fan is in-operative.Ambient temperature very high.Fridge over-loaded.Check fan.Ventilation inadequate.Wait for ambient temperature todrop. (See page 11).The thermostat display isshowing “ P r f “The internal temperature probeis faulty, damaged ordisconnected.Contact a National Luna serviceagent for a probe replacement |
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