PPF-225 MAINTENANCE
X7507820701 41
© 09/19 ECHO Incorporated
Guide Bar and Saw Chain Replacement
Never try to replace or adjust guide bar and saw chain with
engine running. Always disconnect spark plug wire before
servicing guide bar and saw chain. This saw chain is VERY
sharp, wear heavy gloves to protect your hands when handling
it. Wear eye protection meeting CE or ANSI specification Z87.1.
Guide Bar Replacement / Installation
Level 2.
1. Remove two guide bar nuts (A)
and guide bar cover screw (B),
turn saw chain tension
adjustment screw (C)
counterclockwise to release
tension.
2. Remove guide bar cover (D).
3. Remove guide bar and saw
chain from gear case and
sprocket.
4. Remove chain from guide bar
and check guide bar for damage
and excessive or uneven wear.
Replace guide bar if necessary
5. Install chain on guide bar with cutters on top of bar facing toward bar
tip.
6. Install guide bar and chain on
gear case, engaging chain with
drive sprocket (E).
7. Turn tension adjustment screw
(C) clockwise to take up slack in
saw chain.
8. Install guide bar cover (D), and
tighten guide bar nuts finger
tight and install guide bar cover
screw (B).
9. Adjust chain tension.
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