Maintenance Instructions; Motor Brush Replacement - RIDGID 690 Operator's Manual

Pipe
Support Arm
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
CAUTION
when the motor is switched OFF.
CLOCKWISE
A. Right Hand Thread ON
COUNTER-
CLOCKWISE
A. Right Hand Thread OFF
Figure 6 – Direction Change Switch/Die Head Orientation
6. Place Die Head over end of pipe and insert post of
support arm through hole in gear case.
For right hand threads, Die Head will rotate
WARNING
clockwise (looking at the face of the die head). Forces
developed by the threading torque will be in the opposite
(counter-clockwise) direction.
7. Simultaneously actuate the ON/OFF switch and exert
pressure against the Die Head with the palm of free
hand to assist in starting thread. Apply plenty of
thread cutting oil to the dies during threading. This will
reduce the torque required to thread and improve
the thread quality (Figure 7) .
COUNTER-
CLOCKWISE
B. Left Hand Thread ON
CLOCKWISE
B. Left Hand Thread OFF
Ridge Tool Company
No. 690 Portable Power Drive
8. Keep ON/OFF switch depressed until end of the
pipe is even with edge of the dies. Release the
switch button.
Support Arm Post Passes
Through Gear Case
Figure 7 – Threading Pipe and Applying Oil
9. Back off the Die Head from the threaded pipe, revers-
ing the directional switch and actuating the ON/OFF
switch.
Hold onto the Power Drive handle firmly to
WARNING
resist handle forces developed while backing off the Die
Head.
10. When dies clear the end of the pipe, grip the handle
on top of the Power Drive and remove the Power
Drive and Die Head from the pipe.
11. Remove the support arm from the pipe and the pipe
from the vise.
To avoid injury, make sure long sections of
WARNING
pipe are supported at the end farthest away from the
vise prior to removal.
12. Clean up any oil spills or splatter on the ground sur-
rounding the vise and oiler.

Maintenance Instructions

WARNING
Make sure machine is unplugged from power
source before performing maintenance or making
any adjustments.

Motor Brush Replacement

Check motor brushes every 6 months and replace brush-
es when they are worn to less than
".
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