Unplugged unit from power. Removed two sheet metal screws and lower front panel, removed two sheet metal screws and door panel (disconnected three door switch wires and two light wires - noted the connected position of each wire ); removed three self-tapping screws and black plastic hot air outlet to fan duct from lower end of front bulkhead; removed sheet metal screws and front bulkhead; removed two sheet metal screws from dryer top panel and raised top up and back on rear hinge brackets; removed belt from dryer drum and removed drum from unit; removed eight sheet metal screws along with two larger sheet metal screws holding the fan/motor carrier to the dryer base and moved sheet metal fan outlet front panel leaving temp switches with connected wiring off to the left side; disconnected main motor connector from motor; removed belt from motor/idler pulleys; pulled motor/fan carrier forward and out - held in place by two previously removed sheet metal screws at the front and a tab at the back in the dryer bottom. Unscrewed and removed plastic fan from the motor shaft; removed three self-tapping screws and fan housing from motor carrier; removed spring clips holding motor to motor carrier plate and removed motor. Cleaned and de-greased everything -panels, ducts, screens, interior of the dryer - thoroughly. Cleaned/lubricated idler pulley shaft with silicon lube and lubricated the drum bottom roller shafts with silicon lube. Aligned the nubs of the bearings of the new motor to the proper positions on the motor carrier and reinstalled the spring clips. Reassemble unit in reverse of disassembly above and, when reinstalling the drum, added a new belt. Plugged unit back into power receptacle, threw some damp clothing in, and ran unit. Done. Disassembly/reassembly takes maybe 20 minutes but thorough cleaning requires more that a half-hour if done correctly and completely.