Posted on Sunday, June 25, 2017 on product Flushmate C-100502-K Flush Cartridge for Kohler K-3597 Serial Number "C01"
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0voteA: Yes, this Sloan Flushmate C-100502-K Flush Cartridge (Part #107428) is the correct replacement for the M-101526-F4. It is likely that the O-ring on your Flush Cartridge is defective and no longer sealing properly to your Flushmate system and creating this leak. We recommend replacing this Flush Cartridge. If you have any other questions our experts are here to help! Call or text 800-518-5388Posted by Kully Supply on Sunday, June 25, 2017