300 Power Drive
9.With head in vertical position, rotate cam plate until roll
pin on lock screw can be positioned in slot under
size bar. In this position, dies will lock in die head.
Make sure roll pin points toward end of size bar
marked REMOVE DIES.
10. Adjust die head size bar until index line on lock screw
or links is aligned with proper size mark on size bar.
For bolt threads, align index line with BOLT line on
size bar.
11. Tighten clamp lever.
12. If oversize or undersize threads are required , set the
index line in direction of OVER or UNDER size mark
on size bar.
13. Replace die head in machine.
Roll Pin
Index Line
Lock Screw
Throwout
Lever
Figure 13 – No. 815 Self-Opening Die Head
Checking Thread Length
1. Thread is cut to proper length when end of pipe is
flush with edge of dies (Figure 14A).
2. Die Head is adjustable to obtain proper thread diam-
eter. If possible, threads should be checked with a
thread ring gage (Figure 14B). A proper thread is cut
when end of pipe is plus or minus one turn of being
flush with face of ring gage.
14
Size Bar
Clamp
Lever
Trigger
Assembly
Die
W
Pipe
Starting to Cut Thread
A - Full Width Die Thread
Thin Ring
Gage
D
Flush
One Turn Large
(Basic Size)
(Maximum Size)
B - Checking Threads Within Pipe Gage
Figure 14 – Checking Thread Length
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 prop-
er 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).
Accessories
WARNING
only the following RIDGID products have been
designed to function with the 300 Power Drive.
other accessories designed for use with other
tools may become hazardous when used on this
Power Drive. To prevent serious injury, use only
the accessories listed below.
Accessories for Power Drive
Model
No.
Description
1206
Stand for 300 Power Drive
32
Transporter (for Power Drives and Tri-Stand Vises)
819
Nipple Chuck Complete, 1/2" – 2" (12mm – 50 mm)
1452
Clip-On Tool Tray
–
Jaw Inserts for Coated Pipe
E-863
LH/RH Reamer Cone
–
Gearhead Motor Grease
Hand Tools Recommended for use with
Power Drive
Threaders:
• 12-R Pipe Threader
• OO-R Pipe Threader
• 11-R Pipe Threader
• OO-RB Bolt Threader
Die
Die Flush
W
With End
of Pipe
Pipe
Completed Thread
D
D
One Turn Small
(Minimum Size)
940-600.015.10_REV. D