155x service and blender Valve replace Mar 20, 2015 12:14:49 GMT -5 via mobile Quote Select PostDeselect PostLink to PostBack to Top Post by Matthew on Mar 20, 2015 12:14:49 GMT -5 hiLooking for and engineer to service a 155xAll working fine except hot water run s cold after 30 seconds so we think the valve needs to be replaced.We are based in Stoke ThanksMat