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PPF-225 MAINTENANCE
X7502308106 29
© 09/2013 ECHO Inc.
2. Disconnect spark plug lead.
3. Loosen two guide bar nuts (A) until finger tight.
Always loosen guide bar nuts before turning the chain tension
adjuster, otherwise the clutch cover and tensioner will be
damaged.
4. Hold the bar nose up, and turn the adjuster screw (B)
clockwise until the chain fits snugly against the underside of
the bar, as shown. Cold Chain Only - turn adjuster screw
CW an additional 1/8 - 1/4 turn
5. Tighten both guide bar nuts with nose held up. Tighten rear
nut first.
6. Pull the chain around the guide bar by hand. Reduce the
chain tension if you feel tight spots.
7. When chain is properly tensioned, tighten guide bar nuts
securely.
Tighten guide bar nuts to 8 - 9 N•m (71 - 80 in. lbs.) DO NOT
over-tighten nuts. Damage may result
8. Keep chain properly tensioned at all times.
Note: All chains require frequent adjustment.
9. Connect spark plug lead.
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
B
D
A
C