Bambulab A1 and A1 mini loose nozzle fix quick and simple

Bambulab A1 and A1 mini loose nozzle fix quick and simple A common problem with the A1 and A1 mini is a loose heater block behind the nozzle leading to incorrect z height calibration which causes poor adhesion or bad first layer not to mention possible artefacts in your print. In this video i show the steps to quickly check that your heater block is tight which should mean you get back to printing sooner instead of fighting with poor quality first layers