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General Diesel:Cooling Systems |
Source for Nalcool? |
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Sat Feb 20 10 4:07 PM |
Feb 20 2010
12:14 AM |
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Mike
Can someone recommend a source for Nalcool?
Going to DIY my coolant changes this time but cannot locate an online retail source? |
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General Diesel:Cooling Systems |
Cleaning Aluminum Heat Exchanger |
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4
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Tue Feb 9 10 7:17 PM |
Oct 3 2009
03:22 PM |
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Ken S
I have a Yanmar 4JH2-HTE. The heat exchanger insert (which contains the copper tubes) is made of aluminum. A mechanic recently cleaned it for me but said he could not use the usual acid (muriatic acid..... |
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General Diesel:Cooling Systems |
Cummins Speeze Constant-Torque Hose Clamps |
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4
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Tue Feb 2 10 2:55 PM |
Feb 2 2010
02:14 AM |
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Robert Hess
What is the correct torque when tightening Cummins Speeze Constant-Torque Hose Clamps (temperature compensating gear clamps)? If they are overtightened and the spring is fully compressed (coil-bound) ..... |
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General Diesel:Cooling Systems |
Hanging valves off of thermostat housing |
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0
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Sun Jan 17 10 12:13 AM |
Jan 17 2010
12:13 AM |
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Craig Collar
Hi All,
I am replacing the valves on the thermostat housing of the engine that feed the cabin heater. I selected a bronze 1/2" npt full-flow fuel valve that has a 90 degree bend (groco 590) th..... |
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General Diesel:Cooling Systems |
Here´s what a 40 year old aftercooler that hasn´t been serviced looks like |
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5
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Thu Dec 24 09 2:26 AM |
Dec 18 2009
08:49 PM |
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Michael Brunelle
So I was noticing that one of my BW transmissions was getting hot, so I tested them with an infrared thermometer and one was at 127 degrees F (this aftercooler was changed 2 years ago) and the other t..... |
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General Diesel:Cooling Systems |
cooling Sx maint. |
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1
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Wed Dec 23 09 5:07 PM |
Dec 19 2009
06:30 PM |
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Ed
Does the practice of fresh water flushing change the need and frequncy of pulling exhangers and cleaning them? |
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General Diesel:Cooling Systems |
Water pump leak |
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1
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Wed Nov 18 09 4:43 AM |
Nov 17 2009
12:43 PM |
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Schizoman
I have a coolant leak at the circulating pump on my 6V92. It seems to be leaking from the leak hole indicating that the pump needs servicing. What kind of a job is it to remove the pump, also appx how..... |
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General Diesel:Cooling Systems |
Raw Water Line Rupture, Then Strange Things Occured.. |
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7
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Thu Nov 12 09 3:40 PM |
Nov 11 2009
07:49 PM |
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Craw_daddy
Hello all, I need some help with diagnosis of possible problems with some specific symptoms. But first, a little background info.
I own a 2006 Albin 28te with a single Yanmar 6LPA-STP2. Last weeken..... |
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General Diesel:Cooling Systems |
No Raw Water Pumping - Westerbeke 8.0 |
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5
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Mon Oct 5 09 12:52 AM |
Oct 4 2009
10:55 PM |
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Rob
Have an interesting problem. Did a 30 hour Canyon trip recently where my 8.0 Westerbeke Generator performed without a hitch from the minute we left the dock, and all day and night. It was running fine..... |
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General Diesel:Cooling Systems |
Heat Exchanger Question |
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3
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Fri Sep 18 09 6:56 PM |
Sep 18 2009
06:12 PM |
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Reckless
Do marine heat exchangers have a radiator cap like a car radiator?
what mechanism is there to relieve the pressure?
ive seen some diesel exchangers online that dont seem to have a "cap" |
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General Diesel:Cooling Systems |
DD 8v92 Can´t remove raw water impeller using Jabsco puller!! |
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4
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Wed Aug 19 09 8:14 PM |
Aug 18 2009
05:27 PM |
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Bertram46
using the jabsco impeller puller unable to get impeller out... Tried penetrating oil but the puller is not getting a strong enough bite in the impeller. Any suggestions??? |
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General Diesel:Cooling Systems |
Clener the hi exchanger? |
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1
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Tue Aug 11 09 2:11 PM |
Jul 31 2009
01:34 AM |
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William123
Hello friends of the fourum .I have two engines isuzu UMB6BT1 turbocharger diesel I want to clean the h i exchanger.
A friend recommends to me to throw acid muriatic with little water for the intake ..... |
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General Diesel:Cooling Systems |
Perkins 240 - 6.354 - Heat exchanger question |
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1
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Tue Aug 11 09 12:08 PM |
Aug 11 2009
03:19 AM |
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Mako23
My Perkins has an hose running from under the heat exhanger cap to the bilge as an over flow...I have noticed that I do lose some coolant after a day of running it and I assume that hose is the culp..... |
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General Diesel:Cooling Systems |
Tap Water for Coolant?? |
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2
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Tue Jul 14 09 10:57 AM |
Jul 14 2009
01:11 AM |
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Jimbo
I started the job of flushing my two CAT 3208TA (375hp) engines. There was lots of rust colored sediment in the antifreeze when I first drained it. Then I filled the engines with regular tap water an..... |
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General Diesel:Cooling Systems |
Coolant overflow tank |
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4
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Wed Apr 29 09 7:10 AM |
Apr 28 2009
10:02 AM |
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Donal McCrohan
Hi All,
Attached is a sketch of the previous and new setup for the coolant overflow tank on my vessel. With the previous setup I didn´t have any coolant loss and with the new setup I have a very sl..... |
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