Whirlpool F/F Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Whirlpool F/F This topic has 0 replies, 1 voice, and was last updated 15 years, 7 months ago by a1al. Viewing 1 post (of 1 total) Author Posts August 28, 2010 at 12:15 pm #56860 a1alParticipant Hi Has anyone got any service information or links on this Model 20RB-4A+PT Service No 8586 420 15000 Having problems getting ice crusher motor to work not sure if it is motor or PCB Thanks a1al 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