Operator`s manual

30
Saw Chain
3. The area where depth-gauge filing occurs on
Vanguard chain is identified by a witness mark. Do
not file outside the witness mark and do not round
off Vanguard depth gauges after lowering them.
3. Always file Vanguard depth gauges from the
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HOW TO INSTALL NEW CHAIN PARTS
READ THE WARNING ON PAGE 17.
Use only new Oregon
®
parts to repair Oregon
®
chain. And only use parts which are the
correct size and type for your chain.
1. Remove rivets, and parts to be replaced, as
shown under “How to Break Out Rivets,” pages
32-33. Never reassemble a chain with old preset
tie straps –
always use new preset tie straps.
2. If needed, file off the bottom of new parts to match
existing worn parts. File new cutters back to match
worn cutters. Do not file the tops of kickback-reduc-
ing bumper tie straps or bumper drive links (except
on 33-34-35SL chains, see page 39).
NOTE
CONTINUED...
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