Kawasaki S3 (1974-1976) Инструкция по эксплуатации онлайн [42/129] 114652

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40 2 Inspection a Connecting Rod Warp When the piston piston rings or cylinder is worn unevenly or there is a Strong slapping sound the connecting rod is becoming bent at the same time To measure rod warp insert a shaft arbor whose diameter is as close as possible to the inside diameter of the connecting rod small end into the small end of the connecting rod Set this assembly on blocks over a surface plate and measure the distance between the plate and each end of the rod with a dial gauge The difference between the two readings gives an indication of the amount the rod has bent Also check that the rod has not twisted by visually ascertaining that the inserted rod and the crankshaft are parallel Table 16 Radial Clearance Model Standard Limit S1 S2 KH250 0O098 00138 in 0 025 0 035 mm 0039 in 0 10 mm S3 KH400 00095 00134 in 0 024 0 034 mm 0039 in 0 10 mm 2 Side clearance Move the connecting rod to one side and measure clearance with a thickness gauge as indicated Table 17 Side Clearance Standard 0157 0197 in 0 40 0 50 mm Service Limit 0276 in 0 70 mm Under 0 0020 in 0 050 mm 4 in 100 mm b Connecting Rod Big End Wear To ensure smooth rotation of the connecting rod a certain amount of radial and side clearance is provided at the big end As the connecting rod crank pin needle bearing or side washers wear these clearances increase 1 Radial clearance As illustrated move the connecting rod up and down find he difference between the two dial readings Big End Radial Clearance c Crankshaft Runout Center the crankshaft in a crankshaft aligner and set the dial gauge to the points indicated Turn the crankshaft lightly and note the reading variation which is crankshaft runout Table 18 Crankshaft Runout Model Standard Maximum S1 S2 0016 0020 in K H 250 0 040 0 050 mm 0039in 0 1O mm S3 KH400 0039in 0 10 mm 0016 in 0 04 mm Runout Measurement

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