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Old 07-22-2007, 10:36 PM
Telespalla Bob
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Default tightening torque for valve cover?

Hi, the 15 nuts that lock the valve cover in 16v redblock they have a
specific tightening torque and sequence or goes to hand?
thanks


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Prima di rispondermi devi togliere le dita dal naso!!! :-)
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Old 07-23-2007, 03:32 PM
Niels Bengaard
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Default Re: tightening torque for valve cover?

> Hi, the 15 nuts that lock the valve cover in 16v redblock they have a
> specific tightening torque and sequence or goes to hand?
> thanks


I would say its not that critical. You can always follow the same sequence
as with the head and the torque would be like 20Nm.

Greetings Niels


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  #3 (permalink)  
Old 07-23-2007, 08:44 PM
jch
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Default Re: tightening torque for valve cover?

Niels Bengaard wrote:
>> Hi, the 15 nuts that lock the valve cover in 16v redblock they have a
>> specific tightening torque and sequence or goes to hand?
>> thanks

>
> I would say its not that critical. You can always follow the same sequence
> as with the head and the torque would be like 20Nm.

_____
No, 20 Nm looks too high! The nuts are probably a 6 mm metric thread
size. If yes, then torque should be about 108 inch-pounds = 12
newton-meters (Source page 24-2 Haynes VOLVO 240 Series, ISBN 1 56392
136 7). A torque of 10 Nm corresponds to the recommended maximum torque
of a M6 8.8 grade bolt/nut. Info about bolt torque can be found on the
internet or in any decent Mechanical Engineering Handbook.
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Old 07-23-2007, 11:06 PM
Telespalla Bob
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Default Re: tightening torque for valve cover?

jch ha scritto:
> Niels Bengaard wrote:
>>> Hi, the 15 nuts that lock the valve cover in 16v redblock they have a
>>> specific tightening torque and sequence or goes to hand?
>>> thanks

>>
>> I would say its not that critical. You can always follow the same
>> sequence as with the head and the torque would be like 20Nm.

> _____
> No, 20 Nm looks too high! The nuts are probably a 6 mm metric thread
> size. If yes, then torque should be about 108 inch-pounds = 12
> newton-meters (Source page 24-2 Haynes VOLVO 240 Series, ISBN 1 56392
> 136 7). A torque of 10 Nm corresponds to the recommended maximum torque
> of a M6 8.8 grade bolt/nut. Info about bolt torque can be found on the
> internet or in any decent Mechanical Engineering Handbook.



many thanks to all



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