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Old 07-31-2014 | 03:23 PM
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drac1
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From: Romaine, Tasmania, AUSTRALIA
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Originally Posted by arnstein
My experience is that play will develop radially over time, however, does not seem to hurt the performance.
But no need to change the entire disc valve, just the Disc Valve Pin (YS part no. E1228 (170CDI)).
The reason the pin gets worn is that the disc valve is not balanced hence the pin has to react the radially forces.

regards,

Arnstein
Interesting. 100's of flights and I've never had to replace this pin.
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