How do you replace the drive belt on a MTD 13A7660G752?

To replace the drive belt on an MTD 13A7660G752, first, disconnect the spark plug for safety. Remove the mower deck by unscrewing the necessary bolts and detaching any drive linkage. Next, take off the old belt by sliding it off the pulleys, then install the new belt by routing it according to the belt diagram usually found on the mower. Finally, reassemble the mower deck, reconnect the spark plug, and test the mower.