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SERVICE MANUAL

Model

：

ALASKA300S2;

ALASKA300B2;

ALASKA430B2;

ALASKA520B2

14

Issue

2017-6-30

REV

Ref1706S017V0

Chapter 6 System flow principle

6-1. Refrigeration flow chart

The refrigeration system of direct cooling single-system cooler belongs to the category of a

single-temperature and single-control refrigerating system with one evaporators and is controlled by a

single temperature control.

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Содержание ALASKA520B2

Страница 1: ...s only and is not designed for use by the general public It dose not contain warnings and cautions to advice non technical individuals of potential dangers in attempting to service a product Product powered by electricity should by serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by any...

Страница 2: ...eaning the Freezer 8 Chapter 4 Disassembly 10 4 1 Door assembly Door hinge hinge cover 10 4 2 Compartment Grill assembly 10 4 3 Control panel assembly Panel cover board knob indicator light 10 4 4 Thermostat assembly 11 4 5 Disassemble the handle 12 4 6 Disassemble the fan 12 Chapter 5 Control and display system 13 5 1 Control panel 13 5 2 Starting the Freezer 13 Chapter 6 System flow principle 14...

Страница 3: ... supply before the repair to avoid an electrical shock hazard 3 In the case of a live line test insulating gloves should be worn to avoid potential electrical shock 4 Confirm the rated current voltage and capacity before testing with any kinds of instruments 5 Watch if the upper door is open when you check something at a lower position 6 Take out every part in the cabinet before moving the machine...

Страница 4: ...to resume the power supply in order to prevent damage to the compressor caused by continuous restart Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products which may differ from your products in some way 1 3 How to read this Service Manual Icons are used to attract the attention of the reader to specific information The meaning of eac...

Страница 5: ...230g R134a 250g R600a 95g R600a 95g Technical data Voltage frequency V Hz 115 60 115 60 115 60 115 60 Input power currency W A 180 2 1 200 2 2 200 2 2 200 2 2 Lenght of cable incl plug cm 150 155 150 155 150 155 150 155 Temperature range from to C 18 18 18 18 Equipment accessories Defrost drain Interior light Fast freeze switch Fast freeze lamp yellow On light green Product net dimensions Unit dim...

Страница 6: ...SERVICE MANUAL Model ALASKA300S2 ALASKA300B2 ALASKA430B2 ALASKA520B2 6 Issue 2017 6 30 REV Ref1706S017V0 2 2 External views Door Control panel Handle ...

Страница 7: ...or the freezer is damp or moist place 2 X 4 s 51 mm X 102 mm under its entire length to assure adequate support 3 2 Defrosting and Draining In most climates defrosting will be necessary only about twice a year To have the freezer operate most efficiently do not permit more than 1 2 13 mm of frost to accumulate on the shelves To remove frost scrape with a plastic or wood spatula or scraper Do not u...

Страница 8: ...nt finish With proper care it will stay new looking and rust free for years Apply a coat of appliance polish wax when the freezer is new and then at least twice a year Appliance polish wax also works well to remove tape residue from freezer surfaces Keep the finish clean Wipe with a clean cloth lightly dampened with appliance polish wax or mild liquid dishwashing detergent Dry and polish with a cl...

Страница 9: ...0B2 ALASKA430B2 ALASKA520B2 9 Issue 2017 6 30 REV Ref1706S017V0 months Care should be taken in moving the freezer away from the wall All types of floor coverings can be damaged particularly cushioned coverings and those with embossed surfaces ...

Страница 10: ...over by pull it then screw off the eight screws on the bottom hinge so the whole hinge could be moved 4 2 Compartment Grill assembly Unscrew the two screw of the grill then it can be taken away 4 3 Control panel assembly Panel cover board knob indicator light Unscrew the compartment grill refer 4 2 push the panel claw gently with your finger or tools at the same time pull panel outside then take a...

Страница 11: ...e away it 3 Press two claws on indicator light side and push it from back to front 4 4 Thermostat assembly First take off the knob refer 4 3 Use turnbuckle spanner or acutilingual plier unscrew the turnbuckle then thermostat can be moved from back of panel Note When assemble thermostat you should placed thermostat in originally direction ...

Страница 12: ...a cross screwdriver anticlockwise then take away the handle part then take off the 4 screws with a cross screwdriver anticlockwise the handle will be taken off 4 6 Disassemble the fan pull out the fan power connector then take off the fan support fix screw with a cross screwdriver anticlockwise then take off the fan fix screw Fan power connector Fan support fix screw Fan fix screw ...

Страница 13: ...ldest If you want colder or warmer temperatures adjust the control one step at a time Allow several hours after each one step adjustment for the freezer temperature to stabilize 5 2 Starting the Freezer 1 Clean the inside of the freezer with a mild solution of baking soda and water 2 Connect cord to power outlet 3 Make sure the temperature control is set at 4 4 Allow freezer to operate for at leas...

Страница 14: ...f1706S017V0 Chapter 6 System flow principle 6 1 Refrigeration flow chart The refrigeration system of direct cooling single system cooler belongs to the category of a single temperature and single control refrigerating system with one evaporators and is controlled by a single temperature control ...

Страница 15: ...l ALASKA300S2 ALASKA300B2 ALASKA430B2 ALASKA520B2 15 Issue 2017 6 30 REV Ref1706S017V0 6 2 Refrigeration flow scenograph Chapter 7 Circuit diagram Industrion The production 319 has not super condenser Evapoartor Condenser ...

Страница 16: ...SERVICE MANUAL Model ALASKA300S2 ALASKA300B2 ALASKA430B2 ALASKA520B2 16 Issue 2017 6 30 REV Ref1706S017V0 7 1 Brief principle diagram ALASKA520B2 ALASKA430B2 ...

Страница 17: ...SERVICE MANUAL Model ALASKA300S2 ALASKA300B2 ALASKA430B2 ALASKA520B2 17 Issue 2017 6 30 REV Ref1706S017V0 ALASKA300S2 ALASKA300B2 ...

Страница 18: ...er Freezer operates too long Door lid left open Check to see if package is holding door lid open Too frequent or too long door lid openings Reduce opening time Temperature control set too cold See About the operation of your freezer Inadequate air circulation space around cabinet See Preparing to install the freezer Fast Freeze switch is in the ON position on some models See About the operation of...

Страница 19: ...ld See About the operation of your freezer Fast Freeze switch is in the ON position or has run for too long on some models About the operation of your freezer Moisture forms on outside of cabinet Not unusual during periods of high humidity Wipe surface Interior light does not work on some models No power at outlet Replace fuse or reset the breaker Freezer is unplugged Push the plug completely into...

Страница 20: ...SERVICE MANUAL Model ALASKA300S2 ALASKA300B2 ALASKA430B2 ALASKA520B2 20 Issue 2017 6 30 REV Ref1706S017V0 8 2 Abnormal phenomena 8 2 1 Compressor doesn t start ...

Страница 21: ...SERVICE MANUAL Model ALASKA300S2 ALASKA300B2 ALASKA430B2 ALASKA520B2 21 Issue 2017 6 30 REV Ref1706S017V0 8 2 2 Poor cooling ...

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