PPT-266/H
MAINTENANCE
X7712091200
33
© 10/2014 ECHO Inc.
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) to ensure chain tension
adjuster pin fits into the guide bar adjuster hole.
8. Install sprocket guard (D), and tighten guide bar nuts finger
tight and install guide bar cover screw (B).
9. Adjust chain tension.
Sprocket Guard Cleaning
1. Remove 2 guide bar nuts (A), and unscrew sprocket guard screw (B).
2. Remove sprocket guard (D).
3. Gently brush debris from inside sprocket guard and from around sprocket.
4. Turn tension adjustment screw (C) to ensure chain tension
adjuster pin fits into the guide bar adjuster hole.
5. Install sprocket guard (D), tighten guide bar nuts (A) finger
tight, and fasten sprocket guard screw (B).
6. Adjust chain tension.
Filing Standard Saw Chain
Check bar Part Number on your Power Pruner. Chain and guide bar gauge size must be identical. Use
Bar/Chain combinations shown in table above.
Power Pruner B&C Combinations
BAR P/N
CHAIN P/N
CHAIN TYPE
LINKS
PITCH
GUAGE
Narrow Kerf
10" narrow bar P/N
10A4CD3739
90PX39CQ 90
39
3/8”
0.043
12" narrow bar P/N
12A4CD3744
90PX44CQ 90
44
3/8”
0.043
Regular
10" regular bar P/N
10A0CD3739
91VXL39CQ 91
39
3/8”
0.050
12" regular bar P/N
12A0CD3744
91VXL44CQ 91
44
3/8”
0.050
E
B
D
A
C
