Echo PPT-260 - 01-05, Руководство оператора

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P
OWER
P
RUNER
TM
O
PERATOR
'
S
M
ANUAL
23
WARNING DANGER
When carburetor adjustment is completed, the cutting attach-
ment should not turn at idle, otherwise serious personal injury
may result.
NOTE
Every unit is run at the factory and the carburetor is set in compli-
ance with emission regulations. This carburetor does not have
acceleration and high speed adjustment needles.
1. Check idle speed and reset if necessary. If a tachometer is avail-
able, idle speed screw (A) should be set to the specifications found
on page 28 "Specifications" of this manual. Turn idle screw (A)
clockwise to increase idle speed; counter clockwise to decrease
idle speed.
GUIDE BAR AND SAW CHAIN REPLACEMENT
WARNING DANGER
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.
A
Guide Bar Replacement / Installation
Level 2
Tools Required: 10 x 19 mm (13/32 x 3/4 in.) T-wrench
1. Remove two (2) 6 mm guide bar nuts (A), and turn saw chain
tension adjustment slot (B) counterclockwise to release tension.
2. Remove sprocket cover (C).
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. Turn saw chain tension adjuster slot (B) counterclockwise until it
stops.
6. Install chain on guide bar with cutters on top of bar facing toward
bar tip.
7. Install guide bar and chain on gear case, engaging chain with drive
sprocket (D).
C
A
B
D
B