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This is an add-on accessory for Lincoln’s LT7 Tractor (K227-1) or similar welding tractors for lap weld. It is applicable for storage tank base plate designed with lap welded joints only. The kit consists of (1) component: a. Lap Weld Attachment – Idle wheel used to replace Lincoln original steering wheel (Fig.1) Fig. 1 Tank Welding LLC. Lap or Butt weld seam tracking attachment that has been built to replace the stock front wheel on the Lincoln LT7 Tractor to enable the LT-7 to track / travel along the weld seam without much guidance from the operator tankwelding.com
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LT7 Lap Weld Attachment Install June17 - REV1 copy · YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment All Time Lap Weld Attachment (For Lincoln LT7 Tractor) This is an

Aug 12, 2020

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Page 1: LT7 Lap Weld Attachment Install June17 - REV1 copy · YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment All Time Lap Weld Attachment (For Lincoln LT7 Tractor) This is an

YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment

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All Time Lap Weld Attachment (For Lincoln LT7 Tractor)

This is an add-on accessory for Lincoln’s LT7 Tractor (K227-1) or similar welding tractors for lap weld. It is applicable for storage tank base plate designed with lap welded joints only. The kit consists of (1) component:

a. Lap Weld Attachment – Idle wheel used to replace Lincoln original steering wheel (Fig.1)

Fig. 1

Tank Welding LLC. Lap or Butt weld seam tracking attachment that has been built to replace the stock front wheel on the Lincoln LT7 Tractor to enable the LT-7 to track / travel along the weld seam

without much guidance from the operator tankwelding.com

Page 2: LT7 Lap Weld Attachment Install June17 - REV1 copy · YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment All Time Lap Weld Attachment (For Lincoln LT7 Tractor) This is an

YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment

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ASSEMBLY & INSTALLATION

1. Loosen the two bolts circled blue in Fig 2 to remove Lincoln original steering wheel.

Fig. 2

2. Use head bolts and nuts to fasten lap weld attachment – idle wheel on LT-7 mounting tube in Fig 3.

Fig. 3

3. Adjust the tilting angle of idle wheel until the inward V shape groove can ride the square edge of the upper plate in a lap welded joint to track the seam. After that, fasten the two head bolts circled blue in Fig.4

Page 3: LT7 Lap Weld Attachment Install June17 - REV1 copy · YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment All Time Lap Weld Attachment (For Lincoln LT7 Tractor) This is an

YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment

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Fig. 4

4. Adjust the idle wheel to suitable height before fasten the bolt circled blue in Fig. 5.

Fig. 5

Page 4: LT7 Lap Weld Attachment Install June17 - REV1 copy · YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment All Time Lap Weld Attachment (For Lincoln LT7 Tractor) This is an

YS-LT7 Lap Joint Welder Modifications –Lap Weld Attachment

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