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Ridge Tool Company
6
Threading with 11-R Die Head
1. For 1
1
/
2
″ - 2″ 11-R Die Heads, push die heads, spline
end first, squarely into the Power Drive until the spring
engages securely (Figure 3). For
1
/
8
″ - 1
1
/
4
″ 11-R Die
Heads, push die heads into adapter spline end first,
until spring engages in notches.
NOTE! Installation can be made from only one side of
the Power Drive.
Figure 3 – Installing No. 11-R Die Heads
2. If possible, secure the pipe in a portable tristand vise
or a bench vise.
To prevent tipping, long lengths of pipe
should also be supported with pipe stand.
3. Be sure the 418 Oiler is properly filled with RIDGID
Thread Cutting Oil. Position the oiler in front of the vise.
4. Position No. 691 Support Arm on pipe so end of
support arm is in line with end of the pipe (Figures 4
& 5). Make sure jaws squarely contact pipe and
tighten handle firmly to prevent slipping of the jaws.
To avoid serious injury from losing control
of the Power Drive, a support arm should be used when
threading
3
/
4
″ or larger pipe.
When threading pipe less than
3
/
4
″ in size without a sup-
port arm, hold onto the Power Drive firmly with one hand
to exert pressure against the handle forces developed dur-
ing threading.
Figure 4 – Using No. 691 Support Arm When Threading
3
/
4
″ Pipe and Larger
Figure 5 – Positioning No. 691 Support Arm In Line with
End of Pipe
5. Position the directional switch for the desired right or
left hand thread (Figure 6).
Change position of the directional switch only
when the motor is switched OFF.
No. 690 Portable Power Drive
WARNING
Figure 6 – Direction Change Switch/Die Head Orientation
WARNING
CAUTION
Pipe
Support Arm
Support Arm
A. Right Hand Thread ON
A. Right Hand Thread OFF
B. Left Hand Thread ON
B. Left Hand Thread OFF
CLOCKWISE
CLOCKWISE
COUNTER-
CLOCKWISE
COUNTER-
CLOCKWISE