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5. Remove and store the last pipe; refer to
Pipes (page
29).
6. Leave the lead bar clamped in the lower wrench, but do
not connect the drill spindle to the lead bar.
7. Remove the reamer from the end of the lead bar as
directed by the reamer manufacturer.
8. Release the lower wrench and pull the lead bar out of
the pipe guide.
Finishing the Job
Complete the following after each day of use:
•
Connect the hand spray gun to the pump and clean the
machine with clean water; refer to
30).
•
Add grease to the grease fittings.
•
If the air temperature is below freezing or will be before
the next use, prepare the system for cold weather.
•
Install the controls covers.
•
Flush the drilling fluid out of the drilling-fluid pump with
water or antifreeze.
Note: The drilling-fluid pump may be damaged if the
drilling-fluid dries up in the pump.
Using the TJC Applicator
Adjusting the Applicator Nozzle
You can adjust the applicator nozzle to spray thread-joint
compound (TJC) either in a fan-shaped spray or as a stream.
•
For fan-shaped spray—turn the spray valve on the side
of the nozzle horizontal
•
For a stream—turn the spray valve on the side of the
nozzle vertical
(Figure
Removing Drill
Finishing the Job (page
(Figure
33).
33).
1. Spray valve—fan-shaped
spray (horizontal)
30
Figure 33
2. Spray valve—stream
(vertical)
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