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Hi all,
I found in my Model 18, 1947 a threaded hole in the sump, as see in the attachment.
Can anyone tell me what is the purpose of it?
Thanks in advance,
Hans in Chile.
Attachments img_3894-jpgLooking at your photo ther…
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Looking at your photo there appears to be room, in that position, for a sheet filter held in place by a screw or bolt.