[C320-list] Yanmar 3YM30---access to adjust valves

[Scott Thompson]

John:  Your engine isn't the one he asked about.
--Scott

John Van Vessem wrote:
> Len,
>  
> I have had the valves adjusted as required and the valve cover comes right off to expose the valve adjusters.  I don't know where the comment about draining the cooling system comes from.  I think you might want to ask your serviceman if he is familiar with Yanmar.
>  
> John Van Vessem
> Sojourn 645
> Vallejo Yacht Club 
> 
> 
> 
> ----- Original Message ----
> From: Len <aqua5len at gmail.com>
> To: C320 List <C320-List at catalina320.com>
> Sent: Friday, August 11, 2006 9:51:25 AM
> Subject: [C320-list] Yanmar 3YM30---access to adjust valves
> 
> 
> Awhile back someone wrote that to adjust valves on the new 3YM30 a bulkhead
> must be removed (about 12 screws) for access.  My engine just had first
> 50-hour service (at 65 hours) and Yanmar serviceman didn't adjust
> valves---wrote he would have had to drain the cooling system to get to
> valves---which sounds strange to me.  Before I confront him---anyone have
> their 3YM30 valves adjusted, and how did they get access?
> 
> Len Krane
> 
> Aqua5   #1070