Hello just wrote another one!!<br />I'm the proud owner of a johnson fd 18 qnd qd 20.<br />On the fd 18 the water pump seems to be running only once in a while spitting out water and exhaust gas, after a short while the shaft becomes very hot!! how do i proceed to change the water pump or repair it??<br /><br />Thank in advance!<br /><br />trognon