W250 3/4 Ton Pickup 4WD V8-318 5.2L VIN R 4-bbl (1982)
Fig.40 Throttle Solenoid (Typical)
c. Adjust solenoid idle speed to specifications with screw "B", Fig. 40, then disconnect jumper wire.
19. Reinstall PCV valve and connect vacuum hoses to proper fittings.
NOTE: Engine idle speed may change, but do not reset.