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General Brand Oil Filters - General Filters, Inc. - GeneralOil_Red_CMYK-VECTOR-CLEAR

General Brand Oil Filters

1A-25B Oil Filter Maintenance Instructions
2A-700B Oil Filter Maintenance Instructions


  • An inspection of the filter must be conducted annually by a duly qualified technician.  
  • The filter’s cartridge must be replaced annually.
  • At the first sign of corrosion or any other defect, the bowl must be replaced immediately – do not wait for the next annual inspection.
  • Otherwise, the bowl must be replaced no later than the Ultimate Replacement Date, shown on the label of the oil filter.
  • Use only replacement parts that have been authorized explicitly by General Filters:  1A-30BG, 1A-30, 88-CR, RF-1, and RF-1BG (or subsequent parts).  Do not use any parts that have not been authorized explicitly by General Filters, as it may result in leakage that could cause damage.





INSTALLATION OR SERVICE WORK PERFORMED BY AN UNQUALIFIED PERSON COULD RESULT IN HAZARDS TO PEOPLE, PETS, AND THE ENVIRONMENT. These hazards could include, but are not limited to fuel oil spills, fire, severe burns, damage to heating system components and other hazards.

The use of any products that are not genuine General Filters replacement bowls, oil cartridges, or gaskets voids any and all warranties implied or otherwise extended by General Filters, Inc. and could increase the risk of failure or leakage.

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