[EMERGENCY CALL OUT]-Found Top Oven unit not turning on when switch is turned on. Found power to unit and switch found fuses okay, found no voltage to burner fuse. Found hi limit tripped inside compartment, reset found to turn on. Allowed to heat to temp found okay. customer believes it was due to crumb tray pointing heat in direction of electrical cavity. Also found bottom cooling fan not operating spoke to customer about replacing. Would like quote for part and labor. Unit is operating at this time.