6.2.3 Filtration Problems
Problem | Probable Causes | Corrective Action | |
|
| A. Verify that the power cord is | |
| A. Power cord is not plugged in or | fully plugged in. If so, verify | |
| circuit breaker is tripped. | that circuit breaker is not | |
|
| tripped. | |
|
| B. If the motor is too hot to touch | |
|
| for more than a few seconds, the | |
| B. Pump motor has overheated | thermal overload switch has | |
| causing the thermal overload | probably tripped. Allow the | |
Filter pump won't | switch to trip. | motor to cool at least 45 | |
| minutes then press the Pump | ||
start. |
| ||
| Reset Switch. | ||
|
| ||
| C. Blockage in filter pump. | C. Pump blockages are usually | |
| Test: Close the drain valve and | caused by sediment buildup in | |
| the pump due to improperly | ||
| pull the filter pan out from the | sized or installed filter | |
| fryer. Activate the pump. If the | components and failure to use | |
| pump motor hums for a short time | the crumb screen. Call FASC. | |
| then stops, the probable cause is |
| |
| blockage of the pump itself. |
| |
Filter pump runs | Blockage in filter pan suction tube. | The blockage may be caused by | |
Test: Close the drain valve and pull | sediment buildup or, if solid | ||
but oil does not | shortening is used, solidified | ||
return to frypot and | the filter pan out from the fryer. | shortening in the tube. Use a thin, | |
there is no bubbling | Activate the pump. If bubbling | flexible wire to remove the | |
oil. | occurs, there is a blockage in the | blockage. If the blockage cannot | |
| filter pan suction tube. | be removed, call FASC. | |
|
| A. If using filter paper or pad | |
|
| configuration, verify that filter | |
|
| screen is in bottom of pan with | |
|
| paper or pad on top of screen. | |
|
| Verify if using a pad that the | |
|
| rough side is facing up. | |
Filter pump runs, | A. Improperly installed filter pan | Verify that | |
but oil return is very | components. | ||
and in good condition on filter | |||
slow. |
| ||
| pan connection fitting. | ||
|
| ||
|
| If using Magnasol filter | |
|
| assembly, verify that | |
|
| present and in good condition on | |
|
| filter screen fitting. | |
| Continued on | following page. |