Inc. Central Filter Operating Instructions

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PROBLEM PROBABLE SOLUTION
CAUSE
Motor does not operate. 1. No electrical power to filter. 1. Verify electrical power is available to filter.
2. Motor overload tripped. 2. Turn filter switch to “OFF” then pull-on
motor overload reset lever located in filter
cabinet.
3. Open wiring. 3. If motor operates and then overload trips
again, check for filter line blockage. If
motor does not operate, check wiring for
continuity.
4. Defective motor or switch. 4. Replace defective motor/pump or switch.
Filter operates slowly 1. 3-way return valve not 1. Make sure valve handle is in correct
or spurts. closed properly or in wrong position.
position. Refer to filtering instruction card.
2. Incorrect operating procedure. 2. Verify proper operating procedure.
3. Air leak in piping. 3. Verify quick disconnect is fully engaged,
all piping connections are tight and hoses
are not cracked and leaking. Tighten
connections or replace defective hoses.
Oil does not pump 1. Air leak in piping. 1. Verify quick disconnect is fully engaged,
completely out of all piping connections are tight and hoses
filter vessel. are not cracked and leaking. Tighten
connections or replace defective hoses.
2. Filter paper totally clogged. 2. Replace filter paper and apply Acidox
Powder being sure to use only one sheet
of filter paper and proper quantity of Acidox
Powder for filter model.
3. Hold down ring not completely 3. Verify position of paper and proper size.
sealing filter paper and air is Use correct paper size and confirm seal.
being drawn into pump.
PREVENTIVE MAINTENANCE:
1. To remove water, stir oil until oil bubbling stops; water will clog filter paper pores.
2. Verify all connections, especially quick disconnect, are tight; not leaking oil or sucking air.
3. Use only one sheet of filter paper properly sealed under hold down ring.
4. Use a drain clean out rod if partial or full blockage in fryer drain is suspected.
5. If filter was used for fryer boil out, run oil through filter to lubricate motor/pump.
6. Clean filter after each use. Do not permit oil to remain in filter drawer; it will clog motor/pump.
7. Verify all lights and controls operate.
8. Adhere to operating instructions in sequence given for proper filtration.
9. Prepare filter for next use by using new filter paper and Acidox Powder.
TROUBLESHOOTING GUIDE