View Full Version : Winterizing Diesel engines
Unfortunately, this time of the year, us Northerns have to start thinking about the process of putting our toys away for the winter. We have a few months left, but sometimes life just catches up, so I'm trying to prepare now.
This is my first season winterizing Diesel engines...Genie and Mains....and I have a few Q's.
Fogging....do you fog a diesel....and if so how?
Also, on my mains, CAT 3126, approximately how many gallons of non-toxic antifreeze will be required to fill the raw water circuit?
Do I need to Drain anything on the engines?
On my gas engines, I used a bucket with a 5/8" garden hose attached that I would hook into the raw water line south of the impeller. Generally, I would suck about 6 Gallons of AF through the raw water circuit and call it a season. Is a 5/8" garden hose too small for the CATs or will my same bucket setup still work?
thanks,
ImpulseIII
09-10-2007, 01:04 PM
Dominic,
I am no expert but I do not fog the engines. They basically run on the stuff you fog them with so its in the cylinders already.
I run 6 gallons of the pink stuff thru each engine. I use 3 for the genny and I think about 4 for the A/C units. I drink any that is left over :thumbsup:
I think your hose set up is just fine.
My burgee did not arrive... :smt089 I think I am on Jim's "you know what" list for something I may or may not have said!! :smt018
My $.02....hope this helps..
festivus44
09-10-2007, 02:37 PM
That's good to know about the 5/8" hose... I figured the bigger pumps might collapse a hose that narrow.
Frank, I must be on the same "list" with you. I haven't received my burgee either! :smt089
..... I drink any that is left over :thumbsup: ....
Well that certainly answers a lot of questions.... :grin:
Thanks for the input... :thumbsup:
Warren
09-17-2007, 01:01 PM
Question Frank H.: You said that you use 6 gal of pink antifreeze/engine. Do you close the through hull and just pour it into the strainer body with the engine idling? Please elaborate.. as this will be my first winterizing too!
Thanks,
Warren
ImpulseIII
09-17-2007, 01:33 PM
Warren,
I pour 4 gallons of A/F into a 5 gallon pail. I have a throughflush strainer cap that has a hose connection built into it that I replace the standard cap with. I place a length of hose into the pail of A/F, and with the thru-hull closed, start the engine. The water pump pulls the A/F through the engine. while the engine is running I add another 2 gallons of A/F and shut the engines down when most of the A/F has been run through. I do the same thing for the Gen set and Air Conditioning systems. Hope this helps. I think Throughflush is no longer in business but you can make a cap or perhaps find one on ebay.
I
Warren
09-17-2007, 03:33 PM
Thanks for that Frank. WONDERFUL suggestion! :smt001 It would appear that adding individual 1 gal. bottles into the strainers would be difficult due to the flow rate (anyone use this method?) I would dearly love to get such a strainer cap as it would save the effort of removing hoses from 4 strainers once a year - although I guess the caps are different sizes on at least 1 and possibily 2 of the 4. And no luck through my regular contacts as Thoroflush are by all acounts out of business as you say..
I wonder if anyone out there has made such a cap and could save me the grief of reinventing it??
Warren
ImpulseIII
09-17-2007, 03:42 PM
Warren, I don't know if anyone else makes similar caps but I would guess they are not too hard to make. I have 2 different size strainers. The mains are one size and the gen set/A/C are another so I have two different size caps. I recall that someone made similar caps a while ago. Might be worth a search or maybe someone else recalls the details.
Warren
09-18-2007, 09:33 PM
I agree Frank - shouldn't be too difficult! And I will do a search as you suggest.
I will have to have another closer look at the strainers to see how the cap mates with the top strainer casting, but I was thinking of just using 1/4" painted plywood (or starboard) cut to the appropriate sizes (2 as you say) with a hole on 1 side and a slot on the other to fix it to the 2 threaded strainer bolts. I would drill the center and mount a nylon through hull fitting into the hole cut into the wooden "cap" and attached to some rubber hose to be placed into the bucket.. a piece of foam or rubber might have to be attached to the underside of the wooden "cap" in order to ensure a good seal. Simple!
Do you think this would work? Comments?
Thanks,
Warren
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