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Vestfrost VLS 054A SDD Maintenance And Repair
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Vestfrost VLS 054A SDD Maintenance And Repair

Vestfrost VLS 054A SDD Maintenance And Repair

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Summary of Contents for Vestfrost VLS 054A SDD

  • Page 1 CORPORATE PRESENTATION...
  • Page 2 1. Overview of VLS 054A_094A_154A SDD 2. General required maintenance 3. Vital components 4. Warning 5. Required basic Tools 6. Replacement of components ▪ Thermostat ▪ Starting Device ECU ▪ Thermometer ▪ Thermostat Sensor ▪ Fan ▪ Fuse 7. Trouble shooting 8.
  • Page 3 Vaccine Chest Refrigerators SDD – Solar Direct Drive WHO PQS Approved Codes: • E003/106 • E003/107 • E003/108 Technical specifications: • +43°C hot zone • Grade A • Compressor Secop BD35K • Refrigerant R600a • Galvanized pre-painted cabinet • Inner lining pre-painted aluminium •...
  • Page 4 Daily Check: Monitor Temperature Internal lid is placed properly Lid fits and lock tight to cabinet Lid gasket not faulty Monthly: Clean grill for compressor compartment 6 Month: Clean condenser coils Yearly: Check electrical connections and components Check electrical connections, cables, wirings from PV panel system Regularly: Clean Solar Panels Check Solar Panels are not shaded at any time of the day...
  • Page 5 Position Item no Description 8-036510214 Compressor 5712 702090013 Thermostat 5727 6520845 Starting Device ECU 0899 7020311 Thermostat sensor PV Solar Panel Kit CORPORATE PRESENTATION...
  • Page 6 Before any repair job be aware of following! WARNING: Before servicing or cleaning the appliance, disconnect it from power source. WARNING: Danger risk of fire or explosion. Flammable refrigerant used. To be repaired only by trained personnel. CORPORATE PRESENTATION...
  • Page 7 1. Flexible socket wrench 2. Socket wrench - size 7mm 3. Nose plier 4. Phillips screwdriver 5. Torx screwdriver - size t10+t20 Screwdriver - size 1,0x6,0 7. Screwdriver – size 0,6x3,5 8. Multimeter Proposed additional service kit/items Sealing kit Tar tape Extra self-tapping screws CORPORATE PRESENTATION...
  • Page 8 CORPORATE PRESENTATION...
  • Page 9 How to get acces to the motor compartment. ▪ Use a screwdriver to Unlock all 7 clamps ▪ Gently pull out the buttom of the grill ▪ Pull the compressor grill down CORPORATE PRESENTATION...
  • Page 10 Wiring Diagram CORPORATE PRESENTATION...
  • Page 11 The thermostat is in the junction box located on the backside Thermostat specs: Dixell XR20 Power: 3VA Max. Probe: NTC Coated PCB Front/Screen Side Back CORPORATE PRESENTATION...
  • Page 12 1: Open the junction box by unscreewing the 6 screws Torx 20 2: Remove grounding cable CORPORATE PRESENTATION...
  • Page 13 3: Remove 2 Fixing clamp clamps from thermostat 4: Use your finger to 5: Use your finger to press and slide the press and slide the lower clamp lower clamp backwards to remove backwards to remove from the thermostat from the thermostat body body CORPORATE PRESENTATION...
  • Page 14 5: Push the 6: Get the new thermostat out of thermostat the junction box 7: Uncrew wires 8: Switch the wires fomr socket from old to new thermostat one by CORPORATE PRESENTATION...
  • Page 15 10: Use your finger 9: Place the to press/slide the thermostat back in back the fixing place of the junction clamps to fasten the thermostat body 11: Use your finger 12: Remount to press/slide the grounding wire and back the fixing junction box lid clamps to fasten the thermostat body...
  • Page 16 7: Switch the sensor 6: Push the wire plug from old thermostat out socket to the new 8: Switch the 3 power the wires from old to new thermostat one by CORPORATE PRESENTATION...
  • Page 17 Mangler CORPORATE PRESENTATION...
  • Page 18 Thermostats are default factory set at: Refrigerator: 4.0⁰C Higher setpoint adjustment Lower setpoint adjustment Video Video Importent! Incorrect parameter settings can lead to unsatisfactory cooling, risking damage to stored vaccines. If adjustment is required ONLY to be performed by trained technicians. Adjust the controller max.
  • Page 19 Starting device The starting device Back is mounted to the left side of the Front compressor with terminal board 2: Grab the wire 1: Dismopunt the socket and pull 6 wires from ECU gently CORPORATE PRESENTATION...
  • Page 20 4: Place a 3: Loosen the screwdriver in the phillips screw a small vent in the couple of turns plastic cover 5: Unclick plactic 6: Use a cover/starting screwdriver to device from disconnect the compressor socket from bracket compressor CORPORATE PRESENTATION...
  • Page 21 Thermometer The thermometer is display placed in at the front of the appliance The temperature 1: Dismount the probe is placed temperature inside the sensor cover by compartment of the loosen the 2xtorx appliance screws – size 10 2: Unclip the 3: Remove sensor probe sealing kit...
  • Page 22 4: Remove sealing 5: Gently pull the wire down 6: Temperature 7: Use a screw sensor is loose driver to gently from refrigeration push the socket compartment ofo the thermometer 9: Thermometer 8: Temperature comes with wire, monitor is loose PV solar cell, from cabinet display and sensor...
  • Page 23 11: Push untill 10: Installation of display is fixed to thermometer cabinet display IMPORTANT! 12: Thermometer When re-mounting the display is in place new thermometer remember to properly seal the wire feedthrough with sealing kit Inside vaccine- as well as in compressor compartment.
  • Page 24 The thermostat sensor is placed 1: Dismount the inside the temperature compartment of the sensor cover by appliance loosen the 2xtorx screws – size 10 2: Unclip the 3: Remove sensor probe sealing kit from from the fixation wirefeedthroug clamps inside vaccine compartment 5: Unplug the...
  • Page 25 7: The thermostat 6: gently pull the sensor comes with wire down ▪ Probe ▪ Wire ▪ Cable sockets IMPORTANT! IMPORTANT! When re-mounting the When re-mounting new thermostat the new thermostat remember to properly remember to properly seal the wire seal the wire feedthrough in vaccine feedthrough in...
  • Page 26 If the fuse is burned 1: Use the small It need to be replaced. fuse-grabber The fuse is placed in the in supplied together the lower part of the with spare fuses in electric junction box the small plastic bag together with appliance or a plier.
  • Page 27 The fan is placed in 1: Cut the cable tie to the motor release wires compartment on the fan/thermostat bracket 2: Unplug the fan 3: Wires are loose power wires (Black/Red) gently from the terminal using a plier or by hand CORPORATE PRESENTATION...
  • Page 28 4: Untighten 5: The fan is lose the two Torx 10 screws from the fan bracket 6: Fan can be replaced by new CORPORATE PRESENTATION...
  • Page 29 Procedure of compressor switch. 1: WARNING! Drain coolant R600a from refrigeration system by vacuum suction 2: IMPORTANT! Blow refrigeration system with NO/Nitrogen 3: Cut A: Suction and pressure tube B: Capillary tube C: Dry filter 4: Dismount starting device ECU 5: Dismount old compressor 6: Insert new compressor 7: Install starting device ECU...
  • Page 30 CORPORATE PRESENTATION...
  • Page 31 CORPORATE PRESENTATION...
  • Page 32 Service technician to check  Is the green diode in the control panel on (Power check)  Is the internal temperature inside the acceptable range of +2° to +8°  Is the vaccine compartment clean and without condensation (water)  Is the Compressor is running ...
  • Page 33 If contacting Vestfrost Solutions technical support please supply below information: 1. Model 2. Serial number 3. What is the issue Rating plate Serial no Model CORPORATE PRESENTATION...
  • Page 34 CORPORATE PRESENTATION...

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