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MAR1400 & MAR2000
7. Loosen the last screw to remove the seal
mechanism ring as well as the seal mechanism
S.S. ring and its spring.
8. Remove the stainless steel ring that houses the
graphitic seal ring.
9. Check to see the surface conditions of cylinder
shaft journal. It is of extreme importance that this
surface be clean, smooth and polished.
In case of scored surface it is necessary to stroke
on it a very fine sand paper stripe.
Check to see that washer be properly clean and
positioned with keyway to match the key.
10. If necessary replace the 0 rings of the S.S. ring
that houses the graphitic ring.
11. Examine carefully the graphitic surface of the
seal ring. If this surface is no longer perfect and
optically flat, proceed to replace the seal ring in
the following way.
12. Lubricate the outer surface of the new seal
ring with compressor oil and place it at the
inferior of the housing ring.
December 2000
Page 26
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