Open the r.control and clean the keypads from dirty, corrosion, oxide, replace the old batteries, clean the spring contacts batteries from oxide, corrosion with contacts cleaners, tight the spring with plier for better contacts too.God bless you
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Open the r.control and clean the keypads from dirty, corrosion, oxide, replace the old batteries, clean the spring contacts batteries from oxide, corrosion with contacts cleaners, tight the spring with plier for better contacts too.
God bless you