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Haier

SERVICE MANUAL

Semi-conductor Wine Cooler

2006

HVW18

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Содержание HVW18 Service

Страница 1: ...Haier SERVICE MANUAL Semi conductor Wine Cooler 2006 HVW18 ...

Страница 2: ...rence the temperature ratio between the 2 surfaces of the semi conductor is a constant value When the temperature on 1 surface is changed the temperature on another surface is changed respectively 5 When the semi conductor cooling element is applied onto the wine cooler the cold surface will be located inside the cavity of the cooler and the hot surface will be located at outside 6 Both the cold s...

Страница 3: ...lver frame SS Silver body and silver frame SPECIFICATION Model HVW18 Capacity 68 Litre Power Supply 110V 60Hz Rated Input Power W 140W Power Consumption KW H Year 949KwH Yr Net Weight KG 22 80 KG Gross Weight KG 28 40 KG Unit Dimension W x D x H cm 28 x 56 7 x 103 9 cm Packing dimension W x D x H cm 33 4 x 59 2 x 105 5 cm Container Quantity 40 HQ 328 pcs Container Quantity 40 Regular 287 pcs ...

Страница 4: ...Exposed Diagram Totoal Unit ...

Страница 5: ...Exposed Diagram Cooling Module ...

Страница 6: ...Circuit Diagam Total Unit ...

Страница 7: ...Wiring Diagram Total unit ...

Страница 8: ...mperature is set too low Adjust to a higher temperature setting if necessary The ambient temperature is too low d Wine cooler is runs too frequently This may be normal to maintain constant temperature during high temperature and humid days Doors may have been opened frequently or for an extended period of time Check gasket of the door for proper seal re adjust the door position if necessary For de...

Страница 9: ...For reference only The model shown in below diagram may vary from actual model ...

Страница 10: ...ined according to their respective features therefore experience in servicing is very important to troubleshooting Service technicians with rich experience can correctly locate them and take reasonable remedy measures based on their comprehensive analysis of trouble characteristics as well as operating conditions of the unit Checking Equipment used for checking and maintenance 1 Set of Phillips he...

Страница 11: ...lade is broken When the external fan s is not running properly it will affect the heat radiation diffusion of the aluminium radiator which located at the rear housing of the unit Finally higher temperature in the cooler s cavity will be recorded If the internal fan is not running properly the air circulation inside the cavity is not smooth When there is in sufficient air to pass through the cold r...

Страница 12: ...al the cavity well the cold will escape from the cavity As a result the temperature can t be lowered and mist will be formed on the internal side of the glass window Analysis The gasket may be damaged or it may be aged and become hardened Or there is an air gap between the gasket of the door and the edge of the body Remedy When the air is found align the position of the door by loosing the screws ...

Страница 13: ...detach the old component and replace it with a new one After the re installation is done check if the unit becomes a better performance C The temperature inside the cavity can t be decreased at all Both fans are running But the temperature inside the cavity does not decrease The semi conductor Analysis Check if the wire connection of the semi conductor is loosed If yes fix it If the connection is ...

Страница 14: ...cket If no fit it well and re test the unit If yes check if the power input cable is well connected to the PSU input terminal If yes check all the wire connection b All wire connection Check if all wire connection is connect well If yes check the PSU c Thermistor NTC If the thermistor is down the power of the total unit will hold Analysis Check if the thermistor is normal by measuring the resistan...

Страница 15: ... check the output of PSU itself by the electronic multi meter around 12V should be measured on the output terminal When there is no output measured the PSU is down Remedy Check if the fuse is not burnt If yes change the fuse carefully If the fuse is normal because of the reason of safety and the cast and effectiveness suggest to change a new PSU according to the point 3 A b END ...

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