1. Gouging Of Cracked Portion Of Undercarriage Body. 2. V Joint Bead Welding On Cracked Portion By Steel Electrode. Repairing Of Cracked Portion Of Undercarriage Body Lh Side, Chain Guard Repairing Of Idm 30 Drill 201506863 At Ant-St-Jg Ocp, Lodna Area.