We may have found other answers which could help you.
Click here for Bolt Holding Bladehow to fix pcb to qualcast lawnmower?
qualcast lawn mower 96db lwa pawer connection?
Qualcast motor mower?
Coil for Qualcast Punch 43 Seried 8?
How to fix a qualcast electric concorde 32 mower?
Need diagram of of switch box?