I have Puma 80e combi ,was working fine but a couple of rads were sludged up and not heating evenly drained the system cleaned out rads refilled system bled rads,boiler now cuts out after 10 -20 seconds of firing up and pump seems to get very hot quickly.Help please!
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix home heating systems.