National Luna LEGACY NL40 Owner'S Manual Download Page 4

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National Luna LEGACY Fridge Manual

Introduction

Getting to know your Portable Fridge

• Securing your Fridge - Base Mounting Plate

• Securing your Fridge - Tie-down Straps

• Air Flow

Installation Guidelines

• Electrical Connections

• Fitting an In-line Fuse

• Connecting Power

•

Wiring Specifications

Battery voltage vs capacity

• Low Voltage Battery Protection (cut-in / cut-out)

Operating your Fridge

• Dynamics of Temperature Settings

• Thermostat Control

• Temperature Guidelines

• Celsius / Fahrenheit Conversion Chart

Operating your Single Compartment Fridge

(Models: NL40 / 52 / 55 / 65 / 80 / 125)

• Getting to know your portable Fridge 11

• Main Control Panel

• On / Off Control

• Battery Protection Settings

• Smart Compressor Speed Control

• Speed Control Setting

• Setting the Temperature

• Indicator Lights

Index

Summary of Contents for LEGACY NL40

Page 1: ...E REFRIGERATION Black White Metallic silver background Notes Silver foil backing provides metallic effect on translucent blue LEGACY Single Compartment Models NL40 52 55 65 80 125 LEGACY Dual Control Models NL50 60 72 90 110 ...

Page 2: ...lity manufactured with world class technology marketed and serviced by a knowledgeable and dedicated team both Locally and Internationally National Luna Portable Refrigeration Models National Luna Single Compartment Models NL40 52 55 65 80 125 National Luna Dual Control Models NL50 60 72 90 110 PORTABLE REFRIGERATION Black White Metallic silver background Notes Silver foil backing provides metalli...

Page 3: ...nce When the refrigerator is used in an automotive application ensure that it is secured to prevent accidental movement The carry handles can be used with straps or tie downs if necessary A base mounting plate is optional and recommended for most applications Ensure the correct type of cable and connectors are used for installation Ensure that any power leads connected to the refrigerator will not...

Page 4: ...ry voltage vs capacity Low Voltage Battery Protection cut in cut out 9 Operating your Fridge Dynamics of Temperature Settings 10 Thermostat Control 10 Temperature Guidelines 10 Celsius Fahrenheit Conversion Chart 10 Operating your Single Compartment Fridge Models NL40 52 55 65 80 125 Getting to know your portable Fridge 11 Main Control Panel 12 On Off Control 12 Battery Protection Settings 12 Smar...

Page 5: ...t Loose latch condition 24 Removing Replacing Multi cavity Door Seal 24 Care and Cleaning 25 National Luna Warranty South Africa Only 3 Year Comprehensive 26 International Warranty 27 Compressor warranty 8 Year Limited 27 Safety Precautions 28 Disposing of your Old Appliance 28 Operating your Dual Control Fridge Models NL50 60 72 90 110 Single Door 15 Double Door 15 Main Control Panel 16 On Off Co...

Page 6: ... area Getting to know your portable Fridge The sturdy and functional carry handle has a slot into which a hold down strap can be fitted as indicated Care must be taken not to over tighten the hold down strap when using a ratchet device Securing your Fridge in a vehicle using Tie Down Straps A low profile design with locking pin this base offers a fixed mounting position with an easy to remove mech...

Page 7: ...choose to change the male plug on the DC cable supplied for a different type of plug first ensure that all power has been disconnected Split and strip the wires as required for the new plug Take care to ensure that the correct polarity is used on the new plug and crimp the connections where possible Male Plug Female Socket Installation Guidelines Fitting an in line fuse Although the fridge has a b...

Page 8: ...he importance of maintaining battery voltage over the distance from the battery to the installed Fridge While most car cigarette lighter sockets appear to be adequate in practise a large voltage drop occurs between the socket and the car battery This may result in the fridge shutting down as a result of a low voltage condition It is recommended the following table be used as a guide to establish w...

Page 9: ... setting Once the compressor has cut out it will not restart cut in until the voltage rises The table below reflects the set points BATTERY CAPACITY BATTERY VOLTAGE When using the unit in a 24 volt application do not select battery protection LOW as this may completely drain the battery bank Causing permanent damage to the batteries 12 VOLT 24 VOLT Battery Protection Cut out Cut in Cut out Cut in ...

Page 10: ...ntre temperature will take time to pull down to equalise the compartment temperature In practice it is common that the set temperature will be within 3ºC of the core temperature Ambient temperatures surrounding the Fridge must also be taken into consideration Very high ambient temperatures will affect the running time of the fridge e g The Fridge will run longer to maintain or reach the target tem...

Page 11: ...a fridge or as a freezer Getting to know your portable Fridge Single Compartment NL40 52 55 65 80 125 Black White Metallic silver background Notes Silver foil backing provides metallic effect on translucent blue National Luna Single Compartment Range Models NL40 52 55 65 80 125 1 Lid 2 LED Interior light 3 Lid locking latches 4 Cabinet exterior 5 Control panel 6 Carry handles 7 Compressor area 8 A...

Page 12: ...l shut down to protect against excessive battery discharge See page 9 To change the protection level press and hold the button until the preferred level is reached Selecting the Low cut out setting can cause excessive discharge resulting in damage to the battery Note When changing the protection level the compressor will stop and restart 1 minute later compressor start delay When powered by an AC ...

Page 13: ... speed to bring the inner compartment temperature down as fast as possible It will then step down to medium speed to reach the set temperature point where the fridge will then switch off The temperature will then be maintained at low speed This logic makes the Fridge operate and maintain the desired compartment temperature under all ambient temperature conditions optimising performance and efficie...

Page 14: ...setting Provided the new setting is colder the compressor will then switch on and cool the fridge further to the set point During this time the run indicator light will be displayed Operating your Single Compartment Fridge RUN This indicator will be illuminated whenever the fridge Compressor is running and the compartment is being cooled The Compressor is running second on second off Compressor st...

Page 15: ...gh the compartment temperatures can be independantly set it is recommended for the efficient functioning of the unit that the compartment with the thicker insulation with internal freezer lid be set as the colder freezer compartment Single Door Range NL50 60 90 Single Door NL50 60 90 Double Door Range NL72 110 This has two lids one for each compartment This has one lid covering both compartments a...

Page 16: ... excessive battery discharge To change the protection level press and hold the button until the preferred level is reached Refer to page 9 Battery Protection Settings On Off Control Whenever the battery protection setting is changed the compressor will stop and the 1 minute compressor start delay will be active Automatic speed control with TURBO over ride Main Control Panel Battery protection cont...

Page 17: ...sor will have a one minute time delay before starting Operating your Dual Control Fridge Smart Compressor Speed Control Speed Control Setting Using the TURBO function may increase power consumption At the start of each cycle the Fridge will automatically run at low speed for 3 minutes to equalize gas pressure in the system LOW Speed If both compartments are set to above 0 degrees The compartment t...

Page 18: ... the cooling compartments Operating your Dual Control Fridge Indicator Lights Status indicators will identify the current operation of the refrigerator see main control panel on page 16 RUN This indicator will be illuminated whenever the fridge Compressor is running and the compartment is being cooled The Compressor is running second on second off Compressor start up delay There is a 1 minute dela...

Page 19: ...s and lid handles to the alternative latch positions on the side of the refrigerator Keep the spare parts safe 3 Remove all three hinges from the rear of the refrigerator Also remove the hinge cover plates from the alternative hinge locations 4 Re fit two of the hinges on the side of the refrigerator 5 Align the lid and ensure that it closes fully before tightening the screws 6 Keep the spare hing...

Page 20: ...has dropped 6 Electronic Compressor Driver hardware failure N U M B E R O F F L A S H E S FAULT DESCRIPTION ii i i i i i i i i i i i iii ii i i i i i i i i i i i iii ii i i i i i i i i i i i iii ii i i i i i i i i i i i iii ii i i i i i i i i i i i iii ii i i i i i i i i i i i iii Trouble Shooting Indicator Lights Status indicators will identify the current operation of the refrigerator RUN This i...

Page 21: ...ed to start correctly High pressure due to over load or Electronic Compressor Driver failure Under high pressure conditions this fault will rectify itself automatically when gas pressures equalise Continuous 3 flash conditions may require Electronic Compressor Driver replacement by an authorised service agent see page 22 The Fault ID light is flashing four times every 4 seconds The compressor is n...

Page 22: ...screw driver remove the mounting screw that holds the Electronic Compressor Driver Pic 6 Remove the Electronic Compressor Driver and the 3 pin coupler as shown Pic 7 When re connecting new electronics take care to adhere to the wire colour coding Pic 8 Incorrect connection may cause irreparable damage to the electronics Replacing the DC inlet fuse See pic 10 for DC removal and replacement of the b...

Page 23: ... the compressor outwards Pic 16 Remove the fan and replace Pic 17 Using a small screw driver push up the clip that holds the LED housing in place Pic 19 Unclip the wires and replace the unit Pic 20 The temperature probe Pic 11 is inserted into the refrigerator box and clips onto the face plate PCB A soft putty compound is pressed around the probe cable to prevent condensation water ingress Ensure ...

Page 24: ...te It is very simple to adjust the door lid hinges at the rear of the fridge to compensate for this play loose door latch condition Loosen the screws of the door hinges on the main body of the fridge bottom part of the hinge Lightly depress the back of the door lid evenly on it s length and re tighten the screws The door latches will now be tight Loosen adjust lid and re tighten screws General Mai...

Page 25: ...nd gentle cleaning Use cleaners showing Suitable For Stainless Steel Employ repeated Routine Cleaning rather than an aggressive single cleaning Remove all food and disconnect the power source before cleaning Do not use any ammonia based cleaning products as this may have an adverse chemical reaction with plastic components Do not dry the fridge in direct sunlight Care and Cleaning Because of its r...

Page 26: ...erating specifications 6 National Luna shall not be responsible for damage to the appliance caused by negligent use storage of hazardous chemicals use of corrosive substances fire flood civil disturbances lightning or any other natural phenomenon 7 Warranty returns to the factory for repairs in the event where the unit has been shipped to the factory for repairs transport costs will be for the own...

Page 27: ...anty must be carried by the persons responsible for importing into a country other than South Africa 5 It is recommended that National Luna products be purchased from the authorised importer of that particular country who would carry the applicable warranty and back up service NATIONAL LUNA LIMITED WARRANTY INTERNATIONAL 1 The National Luna compressor has a 3 year manufacturer s warranty 2 Correct...

Page 28: ... 60335 2 24 2012 Ed 7 1 Design Manufactured in South Africa by National Luna Disposing of your Old Appliance Safety Precautions PORTABLE REFRIGERATION Black White Metallic silver background Notes Silver foil backing provides metallic effect on translucent blue Electrical and electronic appliances often contain materials which if handled or disposed of incorrectly could be potentially hazardous to ...

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