How do you repair a broken lift?Roger Jarman director and lift engineerRJ Lift and Testing Services, LondonHalf of all problems are down to the automatic doors. The first thing we do when we attend a breakdown is to look on the safety circuit. You go to the control panel for that particular lift and you look at the test points on an electrical drawing and work your way through the test points until you find where the breakage is. Most control panels used to be in the motor room above the lift but today’s lifts have the motor room within the lift shaft itself. Today you have a computer that will tell you the fault. Continue reading…
Source : theguardian.com
Read more…Tricks of the trade: How do you repair a broken lift?
