Small boat engine servicing - How to change the raw water impellor

In this boat engine maintenance video we change the sea water pump impellor and clean the raw water intake strainer in a Volvo Penta D1-30B 00:00 Raw water cooling - theory 01:13 Cleaning the water strainer 02:13 Removing the old impellor 03:00 Fitting the new impellor 05:10 Finishing off 05:55 Exhaust alarm NASA EX-1 Butties and breakdown video - what to do when the Exhaust Alarm goes off because your water pump has failed... https://youtu.be/X4tAsHm8Zcg MUSIC USED Local Elevator by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/ Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1300012 Artist: http://incompetech.com/