Ditrubance | Cause |
| Remedy |
|
|
| Check if blade is locked | Fittings for fan or air | |
|
| mechanically. | guiding duct are adjusted | |
|
| or replaced. | ||
|
| Check if blade is fixed | Blade must turn so that | |
|
| correctly on shaft. | air flow only can be | |
|
|
| sucked in and blown out | |
|
|
| in the right places. Blade | |
|
|
| must cover 10mm of | |
|
|
| shaft end, on | |
|
|
|
|
|
|
| Check id timer is set in | Turn14mmtimer. | forward. |
| defrosting position. |
|
| |
Evaporator blocked | Check for snug fit of doors, | Repair leakage. Check | ||
| by ice. | cable or tube wall ducts. | electric connections and | |
|
| Check if timer is under | contact unit of timer. | |
|
| tension when set at |
|
|
|
| defrosting (remember that |
|
|
|
| timer is only under is under |
|
|
|
| tension when freezer |
|
|
|
| thermostat is cut in). Check |
|
|
|
| bimetallic thermostat and |
|
|
|
| thermal fuse. Bimetallic |
|
|
|
| thermostat can only be |
|
|
|
| checked when the |
|
|
|
| evaporator is cold (colder |
|
|
|
| than 5°C). Check if heating |
|
|
|
| element is under tension. |
|
|
|
| Furthermore, when the |
|
|
|
| doors have been open for a |
|
|
|
| long time, the evaporator |
|
|
|
| may be blocked by ice.Even |
|
|
|
| though the compressor runs |
|
|
|
| continuously, up to 10 |
|
|
|
| hours will be elapsed before |
|
|
|
| the next defrosting takes |
|
|
|
| place. There will be no |
|
|
|
| cooling in this period. |
|
|
|
|
|
| |
Refrigerates/freezes | Capillary tube | Mount valve on charging | See section 4.1 and 4.1.1 | |
too little or not at all. | completely or | pipe. Measure suction |
|
|
Compressor runs | partially blocked | pressure. Check pressure |
|
|
continuously. | (material from filter | equalizing time. Cut |
|
|
| in capillary tube | capillary tube |
|
|
| opening). Capillary | approximately 5cm after |
|
|
| tube is inserted so far | filter. Blow N2 through |
|
|
| up in the filter that it | charging pipe and check |
|
|
| touches the filter net. | flow through capillary tube |
|
|
|
|
|
|
|
|
| d filt |
|
|
6.