Ditch-Witch-JT7020操作与维修零部件手册

1Ditch WitchJT7020ISSUE NO.05PL-08/11For Replacement Copy Order P/N 053-473This product is covered by one or more of the following patents:UsB14,858.704:4.953.638:5,148,880:5.242.026:5,341,887:5,490,569:5.684.466:5,713,423.5,794,719:5,880,680;5,941,322:6,085,852:6,109,371;6,179,065:6,216,803:6,250,403:6.250.404:6,290,606:6,311,790:6.411.094:6,543,551:6,550,547:6,672.409:6,739,4136,776,246:6,808,210:6,827,158:RE37,450:RE37,923:RE37.975:RE38,418AU689.533:706,544:718.034,755.862CA2,156,398FR674,093DE69417019:69529634:29701406EP0683845;0674093:0817901:0846841GB2.209.239:2,312,006;EP674.093:EP846,841JP3.458,247Other U.S.and foreign patents pendingThis manual contains information concerning the following models:JT7020 Directional Drilling SystemCopyright 1997,2003,2004,2011 by The Charles Machine Works,Inc.Ditch Witch.CMW.AutoCrowd,Modularmatic.Jet Trac.Roto Witch,Subsite.FluidMiser,Perma-Soil,Power Pipe,Super Witch,Super Witch Il,Pierce Arrow,The Underground,and TheUnderground Authority Worldwide are registered trademarks of The Charles Machine Works,Inc.ID0040617