Toyota 4-Runner 1985 Repair Manual page 266

FUEL SYSTEM - Carburetor
FU-23
ECl190
ECl191 ECQ138
ECl191
(b) Set the fast idle cam.
While holding the throttle valve slightly open, push
the choke valve closed and hold it closed as you
release the throttle valve.
(c) Start the engine, but do NOT depress the accelerator
pedal.
(d) Adjust the fast idle speed by turning the fast idle
adjusting screw.
Fast idle speed: 2,600rpm
(e) Reconnect the vacuum hoses to the proper locations.
7. CHECK DASH POT SETTING SPEED
(a) Open the throttle valve until the throttle lever
separates from the dash pot end.
(b) Release the throttle valve gradually, and check the
dash pot setting speed when the throttle lever touches
the dash pot end.
Dash pot setting speed: 3,000 rpm
If the speed is not as specified, unlock the lock nut, and
adjust the setting speed by turning the dash pot diaphragm.