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Assemble drill string, Jt20 operator’s manual – Ditch Witch JT20 User Manual

Page 94

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JT20 Operator’s Manual

Conduct a Bore - 93

Assemble Drill String

CMW

®

Assemble Drill String

1.

bit

2.

beacon housing

3.

adapter

4.

collar

5.

transition sub

6.

JT20 drill pipe

Prepare Beacon Housing

1.

Select nozzles and bit.

2.

Insert nozzle into beacon housing.

3.

Attach bit to beacon housing.

4.

Install beacon, following beacon instructions for:

battery replacement

beacon positioning.

5.

Install beacon housing lid.

6.

Follow beacon instructions to check beacon operation.

7.

Follow tracker instructions to calibrate beacon.

Attach Transition Sub

1.

Remove blocks from pipe guides.

2.

Pull transition sub into front wrench.

3.

Close wrench.

4.

Lube joints.

5.

Use machine torque to tighten joint fully.

IMPORTANT: A variety of nozzles and bits are available to suit your particular job conditions.
See + for more information, or contact your Ditch Witch

®

dealer.