Echo CS-610 User Manual

2-2 Presetting Idle adjust screw, L mixture needle and H mixture needle (continued)
2. Screw 2.5 mm limiter cap removal tool P/N
91019 anticlockwise into centre hole of either lim-
iter cap until tab of the limiter cap just comes out of
the locating slot.
NOTE :
DO NOT COMPLETELY REMOVE LIM-
ITER CAP FROM Carburettor!
If the first limiter cap is removed completely, the
second limiter cap can be misaligned while insert-
ing the cap removal tool.
3. Remove the limiter cap removal tool from the
limiter cap by turning the tool clockwise, leaving
the limiter cap in place.
4. Screw 2.5 mm limiter cap removal tool P/N
91019 anticlockwise into centre hole of remaining
limiter cap until the limiter cap is removed from the
mixture needle completely. Remove the limiter cap
from limiter cap removal tool by turning clockwise,
then screw limiter cap removal tool into centre hole
of previous limiter cap to remove completely.
5. Turn L and H mixture needle clockwise until
lightly seated, then turn both mixture needles anti-
clockwise for initial setting as follows :
L mixture needle (C) : 1 3/4,
H mixture needle (D) : 3/4
NOTE :
If needles are forced during seating, dam-
age to carburettor may occur.
6. Remove air cleaner lid and air fi lter to expose
the Idle adjust screw (E) and throttle plate. Turn
Idle adjust screw anticlockwise and set the screw
until the tip just contacts the throttle plate. Then
turn Idle adjust screw 1 turn clockwise. Reinstall
air fi lter, and cleaner lid.
NOTE :
The initial carburettor settings for Idle
adjust screw, L and H speed mixture needles are
intended to start and run the engine before final
carburettor adjustments are made through this
procedure. The actual number of turns needed for
engine operation may vary.
(C)
(E)
(D)
SERVICE INFORMATIONCS-610
9

Echo CS-610 Specifications

General

Brand	Echo
Model	CS-610
Category	Chainsaw
Language	English