Threading 2 1 / 2 " To 4" Pipe (45 Rpm); Changing Dies; Operating No. 141 Geared Threader - RIDGID 1822-I Manual Del Usuario

1822-I Pipe and Bolt Threading Machine
3. For straight threads, insert guide post with straight slot
inward through die head to the gear case.
4. With guide block in diagonal/straight slot, replace
set screw.

Changing Dies

(Figure 19)
1. Remove stop screw.
2. Pull knobs and rotate cam plate to "CD" mark.
3. Remove Die #1 and insert new Die #1 (repeat).
4. Rotate cam plate to size.
5. Replace stop screw.
NOTE! If it becomes necessary to remove or replace
guide block, the stamped number E-1997 on
guide block must be AGAINST selector plate. If
number is visible, you will cut an UNDERSIZED
thread.

Operating No. 141 Geared Threader

Installing No. 141 Geared Threader
(Figure 20)
Mounting No. 141 Geared Threader on machine requires
a No. 241 Carriage Mount Kit. The kit includes a carriage
saddle, carriage connecting link, reversing drive shaft and
oil routing manifold. The control switch must be in the
CLOSE position for No. 141 Geared Threader operation.
1. Remove cutter, die head and reamer from machine.
2. Install carriage saddle.
3. Install oil manifold (see No. 821 Blade Cutter).
4. From the front of machine, install drive shaft through
spindle tube up to front cover. A counter-clockwise ro-
tation is necessary for drive shaft installation or re-
moval.
Jaws must be fully open to install or remove
CAUTION
drive shaft.
DO NOT install or remove drive shaft through
CAUTION
rear chuck. Rear centering fingers could be bent/broken.
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.
16
Threading 2
1. Adjust No. 141 Geared Threader and install on 1822-I
Threading Machine.
2. Support pipe with a pipe stand.
3. Insert pipe into the throat of dies and tighten work-
holder and clamp screw.
4. Direct oil spout at dies and place oil manifold lever in
required position.
5. Place control switch in the CLOSE position and with
transmission lever in the 45 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 OPEN
position and depress foot switch.
8. After 1 / turn of pipe, stop machine, pull cam plate
4
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
CAUTION
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 en-
gagement with fitting. If pipe thread is not made
to the 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").
Ridge Tool Company
1 / " to 4" Pipe (45 RPM)
2