Echo HCA-2500 - Manual (Page 8)

SERVICE INFORMATION HCA-2500
8
3. Remove the limiter cap tool from the limiter cap
turning the tool clockwise, leaving the limiter cap in
place.
4. Screw threaded end of limiter cap tool 91019 into
centre hole of the other limiter cap anticlockwise until
the limiter cap is come out from the mixture needle
completely. Remove the limiter cap from limiter cap
tool turning clockwise. Screw thread of limiter cap
tool 91019 into centre hole of previous limiter cap to
pull out completely.
5. Turn idle adjust screw anticlockwise and set the
screw until the tip to just contact throttle plate. Then
turn idle adjust screw 1 1/2 turns clockwise. Install
removed cleaner lid.
6. Turn L and H mixture needle clockwise until lightly
seated, and then turn both mixture needles
anticlockwise following turns.
L mixture needle : 2 1/4,
H mixture needle : 3 1/4
NOTE : If needles are forced during seating, damage
to carburettor may occur.
2-2 Presetting idle adjust screw, L mixture needle and H mixture needle (continued)
91019
91019