Choke Unloader Adjustment

Fully open primary throttle valve. Measure clearance between choke valve and choke valve chamber wall. See Fig 3. Ensure clearance is.106-.130" (2.70-3.30 mm). Ensure choke valve angle is 50 degrees. If clearance is not as specified, bend adjusting lever tang.

Fig 1: Adjusting Primary & Secondary Throttle Valve Clearance

Courtesy of ISUZU MOTOR CO.

Fig 2: Adjusting Choke Valve Opening

Courtesy of ISUZU MOTOR CO.

Fig 3: Adjusting Choke Unloader

Courtesy of ISUZU MOTOR CO.