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2.Remove guide bar cover (D).
3.Gently brush debris from inside guide bar cover and from around sprocket.
4.Install guide bar cover (D), install and tighten guide bar nuts, and install guide bar cover screw (B).Tighten both guide bar nuts with nose held up. Tighten rear nut first.
D B
C
A
Filing Standard Saw Chain
Power Pruner B&C Combinations
| BAR P/N | CHAIN P/N | CHAIN TYPE | LINKS | PITCH | GUAGE |
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| Narrow Kerf |
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| 10" narrow bar P/N | 90PX39CQ | 90 | 39 | 3/8” | 0.043 |
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| 10A4CD3739 |
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| 12" narrow bar P/N | 90PX44CQ | 90 | 44 | 3/8” | 0.043 |
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| 12A4CD3744 |
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| Regular |
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| 10" regular bar P/N | 91VXL39CQ | 91 | 39 | 3/8” | 0.050 |
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| 12" regular bar P/N | 91VXL44CQ | 91 | 44 | 3/8” | 0.050 |
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| 12A0CD3744 |
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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.
Dull or damaged cutters will result in poor cutting performance, increased vibration, and premature saw chain failure.
Level 2
Always stop engine and disconnect spark plug wire before servicing guide bar and saw chain. Always wear gloves whenfilingsawchain,otherwiseseriouspersonalinjury may result.
30°
1
X7702092204 | 19 |
© 10/2013 ECHO Inc.