Thermostat Home › Forums › Public Support Forums › Help And Support › Fridge And Freezer Forum › Thermostat This topic has 0 replies, 1 voice, and was last updated 8 years, 9 months ago by Howard69. Viewing 1 post (of 1 total) Author Posts July 18, 2017 at 10:20 am #91704 Howard69Participant I have a Whirlpool fridge freezer S20D RBB32-AG the new bi-metal thermostat i have has only two wires brown and pink how do i connect it to the old one. Thanks. Howard. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In