DRILLNOVA,Roller-bit installation check sheet
Compare intended and measured positions before full welding and before return to service.

Date / inspector,
Barrel identifier,
Roller-bit model,
Drawing and revision,
Ring repair scope,
Reference centre and plane,
Welding procedure reference,
Agreed geometry and weld acceptance limits,

Position / row,Opening width and depth (mm),Target / measured cutting radius (mm),Target / measured projection (mm),Angle / reference-face check,Sideways orientation,Tack check,Post-weld recheck,Finding / action
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Heat-control method and specified measurement points,
Abnormal heat or interrupted welding event,
Weld inspection result / report reference,
Cone rotation / looseness / damage check,
Hold items,
Return-to-service decision and responsible person,
Use target values from the selected drawing; no default tolerance is prefilled.
Compare equivalent points within each designed row.
Attach the before/after photographs and keep unresolved items visible.