Rigid Industries Automatic Pipe and Bolt Threading Machine 535-A Benutzerhandbuch

15

4. From the rear of machine, install drive shaft through

spindle tube up to front cover. A counter-clockwise
rotation is necessary for drive shaft installation or
removal.

Jaws must be fully open to install or remove

drive shaft.

5. With carriage away from chuck, carefully place No.

141 Geared Threader on the carriage saddle and
install connecting link.

6. From machine rear, rotate and push drive shaft onto

square shaft of No. 141. Tighten set screws. Tighten
connecting link set screw.

7. With No. 141 set at standard line, rotate carriage

handwheel until assembly is 1

″

from front chuck

cover.

″ To 4″ Pipe (46 RPM) 

1. Adjust No. 141 Geared Threader and install to 535

Automatic.

2. Support pipe with a pipe stand.

3. Insert pipe into the throat of dies and tighten

workholder and clamp screw.

4. Direct oil spout at dies and place oil manifold lever in

required position.

5. Place control switch in the FOR position and with

transmission lever in the 46 RPM position, depress
foot switch.

6. Thread until the red stop line appears on pinion

sleeve (reference the guide post markings for over-
sized or undersized threads.)

7. To back off threader, place control switch in the REV

position and depress foot switch.

8. After 

1

/

4

″

turn, stop machine, pull cam plate knobs and

rotate cam plate toward CD mark of die head.

9. Loosen clamp screw and open workholder. Remove

the pipe.

10. Depress foot switch and reset No. 141 to standard

line.

If threaded barrel becomes disengaged from

workholder, it must be re-engaged by hand on a work-
bench. DO NOT use power.

NOTE! If a ring gauge is not available, a fitting can be

used. This fitting should be representative of
those being used on the job. The pipe thread
should be cut to obtain 2 to 3 turns hand tight
engagement with fitting. If pipe thread is not
proper diameter the index line should be moved
in the direction of the OVER or UNDER size
mark on size bar. (Refer to “Installing Dies In
Die Heads”).

Machine is capable of left hand operation. However, user
or Authorized Service Center modification is required
Simply, remove rear chuck cover, E-clips and plate. Flip
cover plate so that pin faces outward. Reinstall retaining
E-clips and rear chuck cover (Figures 18A, 18B and
18C). In addition, a left hand die head must be pinned to
the near side of the carriage through the hole in car-
riage rest.

NOTE! Left hand reaming requires an E-863 Reamer

Cone.