It’s the raw water side, I have done this by disconnecting each end of the heat exchanger (raw water cooling) and taking a bilge pump and house and cycling barnacle buster through the exchanger. I don’t know if there would be a need to do this on the freshwater side.
Simplest and most complete way to flush, I have found. -Rob Sent from my iPhone > On Jan 13, 2021, at 9:04 AM, Bruce Whitmore via CnC-List > <cnc-list@cnc-list.com> wrote: > > > Hi Edd, > > I've owned the boat for 4 years, have replaced the coolant twice, and have > checked the mixing elbow a couple times. I have never checked/cleaned the > heat exchanger. I'm not quite sure what you mean by the tube stack? > > Is there a good source of information as to the proper maintenance procedures? > > Thanks! > > Bruce Whitmore > 1994 C&C 37/40+ > "Astralis" > Madeira Beach, FL > (847) 404-5092 > >> On Wed, Jan 13, 2021, 8:29 AM Edd Schillay via CnC-List >> <cnc-list@cnc-list.com> wrote: >> Bruce, >> >> How long has it been since you last cleaned the exchanger, checked the tube >> stack and replaced the coolant? >> >> It should be done at least once every five years, including replacing the >> o-rings. >> >> Barnacle Buster is a good product, especially down here, but not to be used >> instead of normal maintenance. >> >> All the best, >> >> Edd >> >> ———————————————- >> Edd M. Schillay >> Captain of the “Starship Enterprise” >> C&C 37+ | Sail No.: NCC-1701-B >> Venice Yacht Club | Venice Island, FL >> ———————————————- >> 914.774.9767 | Mobile >> ———————————————- >> Sent via iPhone 11 Pro >> iPhone. iTypos. iApologize >> >> >> On Jan 13, 2021, at 7:48 AM, Bruce Whitmore via CnC-List >> <cnc-list@cnc-list.com> wrote: >> >> >> Hello all, >> >> I am in the Tampa area and have a Yanmar 3JH2E in our C&C. I'm not having >> any problems at the moment, but given the warm seawater here that tends to >> grow barnacles and such, would you recommend proactively flushing the heat >> exchanger? I am considering using Barnacle Buster. >> >> Thanks for the insights, >> >> Bruce Whitmore >> 1994 C&C 37/40+ >> "Astralis" >> Madeira Beach, FL >> (847) 404-5092 >> Thanks to all of the subscribers that contributed to the list to help with >> the costs involved. If you want to show your support to the list - use >> PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - >> Stu >> Thanks to all of the subscribers that contributed to the list to help with >> the costs involved. If you want to show your support to the list - use >> PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - >> Stu > Thanks to all of the subscribers that contributed to the list to help with > the costs involved. If you want to show your support to the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - Stu
Thanks to all of the subscribers that contributed to the list to help with the costs involved. If you want to show your support to the list - use PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - Stu
