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Summary of Contents for EVAKCOOL DOWN UNDER Series
- Page 1 DOWN UNDER SERIES SERVICE MANUAL FOR MODELS DU95-DZ DU75-DZ...
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Page 3: Table Of Contents
DOWN UNDER SERIES This Service Manual is for service agents only, if this fridge is repaired by a non-authorised agent the warranty may become void. This manual outlines the specifications, functions, and fault findings for the Down Under 75L & 95L Dual Zone Fridge Freezers. -
Page 4: Electronic Control Overview
DOWN UNDER SERIES 1. Electronic Control Overview SCOPE OF FUNCTION: • ON/OFF: Switches refrigerator ON/OFF when button is pressed for one to two second . • Set Button: Selects input mode: - Set temperature - Set battery protection - Set Max or Eco mode •... - Page 5 DOWN UNDER SERIES SETTING THE TEMPERATURE: Important: The temperatures displayed are only an indication of the average temperatures may be inside the cabinet. *It is normal for the display temperature to vary +/- 5°C from the set point when the fridge cycles.
- Page 6 DOWN UNDER SERIES SELECTING ONLY ONE BIN: If you only require cooling for a small amount of product, you can switch OFF either side and run only one side . • Press and hold the arrow for 3 seconds this will turn OFF Room 1 (large bin) . Reverse the procedure to turn back ON .
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Page 7: Spare Parts Classification & Service Instructions
DOWN UNDER SERIES 2. Spare Parts Classification & Service Instructions MAIN PCB: (COMP-PBC2 .5) Supply Power Main Harness Solenoid Emergency Switch LED (Small Bin) (not used) Thermistor (Small) LED (Large Bin) Thermistor (Large) FAULT CODES: The electronics and compressor are designed and built with its own fault finding system, which will be displayed on the Main PCB, below is a table of codes relating to faults displayed . - Page 8 DOWN UNDER SERIES REMOVAL OF PCB: To remove the main PCB (DO NOT peel off the sticker), firstly undo the 6 x Phillip head screws holding the display mounting plate (Part No: HOUSE-DISP-7) to the cabinet . Undo the 5 x screws holding the PCB to the mounting plate .
- Page 9 DOWN UNDER SERIES SOLENOID: Sanhua KMV432 . 12 Volt 9 .4W solenoid . (Part No: SOLENOID-A) These fridges have 2 separate refrigeration systems and one compressor . The solenoid is used to direct liquid refrigerant at the drier to the circuit that requires refrigeration . The...
- Page 10 DOWN UNDER SERIES FILTER DRIER: (Part No . DRIER-SOLENOID-1) We strongly advise to only use Evakool filter driers . Copper spun driers are made with spring loaded sieves to prevent the desiccant from breaking down and blocking capillaries (the unit is subject to heavy knocks and vibration as a portable appliance) .
- Page 11 DOWN UNDER SERIES Wiring harness to the Secop Module, see below the color codes to each terminal . For more information: https://www .portable-box-compressor . c om/userdata/pdfs/secop_ portable_box_compressors_10-2015_desb100c102 .pdf . NTC - THERMISTOR: (Part No: NTC-DU) We have made the thermistors, in these fridges with a removable head for easier replacement and diagnosis .
- Page 12 DOWN UNDER SERIES TESTING: Test the resistance of the thermistor against the table below, if outside these parameters replace thermistor . Temperature Resistance K Ohms 30°C 8 .8K Ohms 25°C 9 .8K Ohms 20°C 11 .8K Ohms 15°C 13 .9K Ohms 10°C...
- Page 13 DOWN UNDER SERIES WIRING: Wiring harnesses in the fridge have been extended, to allow the display panel to be changed from the left hand side of the fridge to the right hand side of the fridge . This is for when the cabinet is to be converted from a right hand motor to a left hand motor .
- Page 14 DOWN UNDER SERIES • Fit black panel with infinity logo to the front of the cabinet with black hex head screws, again lightly fit the screws so that the latch screws will line up . Once the latch is fitted, align the black panel so that it is level with the top of the cabinet and tighten screws, then align the latches so they are straight and tighten screws .
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Page 15: Product Specifications
DOWN UNDER SERIES 3. Product Specifications Model No. DU75-DZ DU95-DZ Gas Charge 60 Grams R134a 70 Grams R134a New Weight 30kg 33kg Dimensions (L*W*H) 895 .7 x 473 .8 x 530 966 .3 x 575 x 470 Sound 45dB 45dB Temp Range +10°C to -18°C... - Page 16 DOWN UNDER SERIES 24°C 12 .8 Volts 2°C 2°C 0 .68 32°C 12 .8 Volts 2°C 2°C 1 .05 38°C 12 .8 Volts 2°C 2°C 1 .68 43°C 12 .8 Volts 2°C 2°C 2 .09 24°C 12 .8 Volts -16°C -16°C...
- Page 17 DOWN UNDER SERIES 32°C 12 .8 Volts -16°C -16°C 2 .5 38°C 12 .8 Volts -16°C -16°C 3 .34 43°C 12 .8 Volts -16°C -16°C 4 .27 Test Conditions: 12.8V DC. Controlled test room. Set ambient temperatures. 24hr test period.
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Page 18: Basic Fault Finding
DOWN UNDER SERIES 4. Basic Fault Finding Compressor running but not cooling: Probable cause - gas leak . • Check if there is any heat in the discharge line and condenser, if there is no heat present there is a likelihood that no gas is in the system . - Page 19 DOWN UNDER SERIES panel (see photo), remove panel and inspect the back section of the condenser . If blocked, remove the fan and blow compressed air from the front of the condenser to remove fluff build up . Replace inspection plate, and test .
- Page 20 DOWN UNDER SERIES Example: The unit is set on high battery protection, which is 11 .1 V cutout at the compressor, with losses in the fridge (wiring, connections, circuit breaker) of 0 .8 Volts, this is now showing the fridge cutting out at 11 .9 Volts at the battery . Now if we include...
- Page 21 DOWN UNDER SERIES E2 Fan Failure: Probable cause – faulty fan • Disconnect the fan from the module . Attach fan to a 12 Volt supply, if the fan does not start it is a E2 fan error . Replace the fan .
- Page 22 DOWN UNDER SERIES E5 Overheating issue: Probable cause - fan has stopped, condenser is blocked with fluff, vents are blocked/obstructed, or no ventilation to the fridge . • Remove the back cover and check if fan has stopped or if the fan is still running .
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Page 23: Product Drawings
DOWN UNDER SERIES 5. Product Drawings DU75-DZ External Dimensions 530.0 Internal Dimensions... - Page 24 DOWN UNDER SERIES DU95-DZ External Dimensions 575.0 Internal Dimensions...
- Page 25 DOWN UNDER SERIES Wiring DU75-DZ Display DU95-DZ Display...
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Page 26: Exploded View
DOWN UNDER SERIES 6. Exploded View - DU95-DZ & DU75-DZ Left Door LID-LHS-DU75 (OR 95) DC Socket Right Door LID-RHS-DU75 (OR DU95) Forced Switch Drawstring LID-STRAP-DU Solenoid Valve SOLENDOID-A Hinge KHI-DU Dry Filter DRIER-SOLEDOID-1 Lighting Panel LED-DU Compressor COMP-PBC2 .5... - Page 28 For Service and Warranty support contact Evakool T: 1300 385 665 (EVKOOL) E: warranty@evakool.com...
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