RIDGID 535-A Manuel De L'opérateur page 13

535 Automatic Pipe and Bolt Threading Machine
8. Adjust die head size bar until index line on link is
aligned with proper size mark on size bar. For bolt
threads, align index line with bolt line on size bar.
Index Line
Link
Throwout
Lever
Figure 9 – Universal Quick-Opening Die Head
9. Tighten clamp lever.
10. If oversize or undersize threads are required, set
the index line in direction of OVER or UNDER size
mark on size bar.
Installing Dies in Self-Opening Die Head
(Right Hand only)
The No. 815A Self-Opening Die Head (Figure 10) for
right-hand threads requires four sets of dies to thread
pipe ranging from 1 / " - 2". One set of dies is required for
8
each of the following pipe size ranges: (
- 3 / "), and (1" - 2"). Bolt threading requires a separate set
4
of dies for each bolt size.
1. Place self-opening die head on bench in vertical
position.
2. Make sure trigger assembly is released.
3. Loosen clamp lever approximately six full turns.
4. Pull lock screw out of slot under size bar so that roll
pin in lock screw will bypass slot. Position size bar so
that index line on lock screw is aligned with the end of
REMOVE DIES position.
5. Lay head down with numbers up.
6. Remove dies from die head.
7. Insert new dies to mark on side of dies. Numbers 1
through 4 on the dies must match numbers on the
die head.
8. Move throwout lever back to lock in dies.
Washer
Head
Clamp Lever
Size Bar
/ "), ( / " - / "), ( /
1 1 3 1 "
8 4 8 2
Ridge Tool Company
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 link is aligned with proper size mark on size bar.
Roll Pin
Index Line
Lock Screw
Throwout
Lever
Figure 10 – Universal Self-Opening Die Head
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.
NOTE! When left hand threading the UNDER/OVER
position are reverse.
Size Bar
Clamp
Lever
Trigger
Assembly
11