transmission problem

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K

ken

oh that awful sound of your transmission slipping. backing out of the slip on sunday there was that metal on metal bellowing out of the engine compartment. worse than fingernails on a chalkboard! as for past history, the trans on the 1987 yanmar 2gm20f first showed itself suspect about 2 years ago with the same scream of pain. the old dockmaster suggested an ounce or two of transaid in with the transmission fluid. the firstaid worked and all has been well until the drain and fill of the fluid brought back the old deamon. and as always only in reverse? is it time for an overhaul or do any of out resident expects have advise? thanks in advance
 
Jun 3, 2004
347
Hunter 30_74-83 Lake Lanier, GA
To rebuild or not....

It's definetly cheaper than buying a new one. About $1700 list. You could try the additive again. Did you refill with which ever fluid is marked on the dipstick? ATF or Oil? Pat McCartin Inland Marine Diesel Buford, GA imd_ga@hotmail.com
 
K

ken

fluid

refilled with oil and about 2 ounces of transaid. no problems for about a month until sunday.
 
Jun 10, 2004
19
Hunter 28.5 Mandeville
transmission fluid???

The owners manual indicates that the same oil that is used in the engine crankcase should be used in the transmission.
 
Jun 3, 2004
347
Hunter 30_74-83 Lake Lanier, GA
not good news....

Ken, That's not good news. I'd serously consider opening it up and see what's goig on. Mojo, Yes the manual says it should be the same as the engine. There have been versions in the past that used ATF. Universal/Westerbeke uses ATF in most. Basicly I can't keep them sorted, so I look at the dip stick and it tells me. Pat McCartin Inland Marine Diesel Buford, GA
 
Jun 5, 2004
242
None None Greater Cincinnati
engine oil or transmission fluid

Some call for oil, some call for transmission fluid. My '79 uses regular transmission fluid. (Depends on the transmission: Hurth or Yanmar)
 
Dec 2, 1999
15,184
Hunter Vision-36 Rio Vista, CA.
What oil are you using in the trans?

Ken: What oil are you using in the trans? Our 2GM20F uses the same 30wt oil that our engine uses. I would suggest that you drain the fluid and refill to the propper level. I believe that you are suppose to check the level with the cap set on top (not screwed down). These transmissions only hold about .3 liters. Overfilling can cause a real problem with these transmissions.
 
K

ken

engine oil

using the same oil as in the yanmar. the .3 liter is a good question. the dipstick is very difficult to read. somewhere there was a suggestion to paint the dipstick to make it easyer to read.
 
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