JT40/JT40 All Terrain Operator’s Manual Service - 219
50 Hour
Downhole Tool
Rebuild Rockmaster
®
Tool
Rebuild downhole tool every 50 hours as measured by inner rotation hourmeter. Use kits indicated by the
chart below to rebuild downhole tool. Kits are available at your Ditch Witch
®
dealer.
Rockmaster Tool Rebuild Kit
400-2460 190-2679 (bearings and seals)
400-2688 (bearings, seals, spindle, and hub)
400-2630
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