By Joseph Timan Ashley Armstrong, a 28 year old with cerebral palsy who uses a wheelchair, was stuck on a Metrolink platform for an hour because of a lift breakdown at the tram stop in Prestwich. Ashley tried calling for help many times from staff, but nobody picked up his calls. The resident of Walkden, who was travelling home from Piccadilly on Sunday (March 24), got to Heaton Park tram stop about 3pm and found that the lift wasn’t working. He kept pushing the help button on the platform and tried phoning for help but didn’t get any response. Eventually, he gave up and had to catch another t…