UNIT IS MOUNTED ABOVE STOVE. I REMOVED 2 SCREWS HOLDING THE DECORATIVE PIECE ABOVE UNIT, LOCATED LAMP WELL, REMOVED ONE SCREW, LIFTED LAMP HOUSING, REPLACED AND. REASSEMBLED. THE ONLY TRICK IS THERE IS NO INFORMATION FROM GE WHERE THE LAMP IS LOCATED, SO THANKS TO YOUR PARTS DIAGRAM I KNEW IT WAS ON TOP.