RIDGID 1215 Manual Del Usuario página 16

1215 Threading Machines
retained – do not back all the way out) and remove
motor cover.
3. Loosen the four screws to open the end cover
(screws are retained – do not back all the way out).
4. Using a pair of pliers, pull the motor brushes straight
out. Detach the connector. (See Figure 19.)
5. Inspect the commutator for wear. If excessively worn,
have tool serviced.
6. Depress the brush into the holder and insert into the
motor housing. Inspect to make sure insulator sheets
are properly positioned between brush holder and
housing. Attach the connector.
7 . Reassemble unit. Install all covers before operating
machine.
Troubleshooting
PROBLEM
Torn Threads. Damaged, chipped or worn out dies.
Incorrect cutting oil.
Insufficient cutting oil.
Dirty or contaminated oil.
Die head not properly aligned with pipe.
Improper pipe.
Die head not properly set.
Carriage not moving freely on rails.
Out-of-round or Die head set undersize.
Crushed Threads.
Pipe wall thickness too thin.
Dies inserted into head in wrong order.
Thin Threads.
Forcing carriage feed handle during threading.
Die head cover plate screws are loose.
No cutting oil flow. Low or no cutting oil.
Oil Filter Screen Plugged.
Die head not in the threading (DOWN) position.
14
POSSIBLE REASONS
Connector
Brush
Figure 19 – Brush Placement - Motor Cover Removed
SOLUTION
Replace dies.
Only use RIDGID Thread Cutting Oil.
®
Fill oil reservoir.
Replace the RIDGID Thread Cutting Oil.
Clean chips, dirt or other foreign material from be-
tween die head and carriage.
Recommend using with black or galvanized steel pipe.
Pipe wall too thin – use schedule 40 or heavier pipe.
Adjust die head to give proper size thread.
Clean and lubricate carriage rails.
Adjust die head to give proper size thread.
Use schedule 40 or heavier pipe.
Put dies in proper position in die head.
Once dies have started thread, do not force carriage
feed handle. Allow carriage to self-feed.
Tighten screws.
Fill oil reservoir.
Clean Screen.
Move die head to the threading position.
Insulator
Sheet
999-997-051.10_REV B