Toyota 8FGU25 - CARBURETOR ADJUSTMENT

ldle adjusting
Fast idle cam
dle-up actuator rod
a /
CARBURETOR ADJUSTMENT
1. ldle adjusting screw adjustment
Fully tighten the idle adjusting screw, and then loosen it by
about three turns.
Caution:
Do not tighten the screw too tightly.
2. Throttle valve adjustment
Forcibly turn the fast idle cam clockwise to bring the cam
into released state.
Retract the idle-up actuator rod.
Measure throttle valve idle opening angle.
SST 09240-76002-71
(09240-0001 4)
Standard (from horizontal level):
13.5"
For adjustment, turn the throttle adjusting screw
"A"
Inspection and adjustment of fast idle
With the condition of an ambient temperature 25
& 2°C (77 +
35.6"F), adjust the fast idle cam (See P4-19), then align the I
mark on the fast idle cam to the center of the roller, and
measure the opening angle of the throttle valve.
SST 09240-76002-71
(09240-000 14)
Standard (from horizontal level): 23 to
25"
4Y-E Repair
Section 1.1.4