Delta Kitchen Faucet Bonnet Nut Stuck

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Delta kitchen faucet bonnet nut stuck.

Customer had a 3 year old delta 9178 dst touch kitchen faucet with the diamond cartridge in it. I managed to get the handle off with some force and slight twisting back and forth. The delta faucet brand delivers well made stylish faucets shower heads and other kitchen and bathroom accessories. Lift valve cartridge out of body.

The bonnet nut fits over the faucet valve and holds the valve into place. Do not pry the valve cartridge out of the body with a screwdriver. Handle and bonnet nut. Your shower experience inspired living innovations delta outlet delta recertified customer service.

To remove the bonnet nut turn it in a counterclockwise direction with a wrench until the nut is free from the threads on the valve then lift the nut up and over the valve to complete the removal process. Won t budge at all. Place handle on stem and rotate counterclockwise approximately 1 4 turn after the stop has been contacted. I have been grabbing the base with channel locks and trying to unloosen the nut with adjustable wrench.

I feel as though i am missing something obvious here. I called delta to order a new bonnet nut and they told me to first try mixing half very hot water and half white vinegar then dip a cloth into the mixture and wrap it around the bonnet. Let sit for 15 minutes and try to remove bonnet nut. I am attempting to replace the diamond seal cartridge in my delta kitchen sink faucet but i cannot loosen the bonnet nut from the plastic base see pic no matter what i try.

Sink faucets bathing showering toilets bidets accessories collections new products repair parts design innovation. However the bonnet will not budge when i take the pipe wrench to it.