Front Scarifier (Optional) Unit: mm 20-143 Serial No. Items to be inspected Judgment Action 1 Clearance between axle and sleeve Standard Value Tolerance Standard Clearance Clearanc e Limit Replace Sleeve Axle Hole 110 -0.036 -0.090 +0.207 +0.120 0.025- 0.103 3 2 Gear Tip Wear Standard Clearance Repairing Limit Replace Gear 450 330