Toro AC-1 Service Manual page 58

CARBURETOR DISASSEMBLY AND
REASSEMBLY(cont.)
4. Make sure there are no wrinkles in the metering
diaphragm. Install the metering cover and
screws. Tighten the screws securely.
5. Install the high speed mixture (H) and idle mixture
(L) adjusting needles and springs.
.Turn both needles in (clockwise) until they
are lightly seated. Then turn the needles
out (counterclockwise) the following
number of turns:
2.6047.082
For Units with Engine Serial Number Prior to
407000001
High Speed Mixture Needle: 1 turn
Idle Speed Mixture Needle: 1 turn
For Units with Engine Serial Number 407000001 and
Greater-
High Speed Mixture Needle: 1 1/8 turns
Idle Speed Mixture Needle: 1 1/8 turns
NOTE: Turn the high speed mixture and idle mixture
needles finger-tight. Do not force the needles with a
screwdriver because this can damage the tips of the nee-
dles and the seats in the carburetor body.
4-8
2.6047.083
Idle speed
.
3.6051.015