Removing Pipe From The Threading Machine; Left Hand Threading; Installing Dies In Quick-Opening Die Head (Right Hand & Left Hand); Installing Dies In Self-Opening Die Head (Right Hand Only) - RIDGID 535 Manuel

Removing Pipe From The Threading
Machine
1. Use repeated and forceful clockwise spins of the
speed chuck handwheel at the front of the Threading
Machine to release the workpiece from the speed
chuck jaws.
2. If necessary, loosen the rear centering device using
a clockwise rotation of the handwheel at the rear of
the Threading Machine.
3. Slide the workpiece out of the Threading Machine,
keeping a firm grip on the workpiece as it clears the
Threading Machine.
To avoid injury from falling parts or
WARNING
equipment tip-overs when handling long workpieces,
make sure that the end farthest from the Threading
Machine is supported prior to removal.
4. Clean up any oil spills or splatter on the ground sur-
rounding the Threading Machine.

Left Hand Threading

An optional pump kit along with a special pipe or bolt die
head is required for left hand threading. These optional
accessories consists of the following:
Pump Kit:
Model MJ-1 Pump
Bracket Fitting
Model 842 Quick-Opening NPT Die Head
Model 531 and 532 Quick-Opening Bolt Die Head
NOTE! Pump Kit not required on all pre-2001 535
machines.
Installing Dies in Quick-Opening Die
Head (Right Hand and Left Hand)
The No. 811A Universal Die Head (Figure 8) for right
hand threads requires four sets of dies to thread pipe
" through 2". One set of dies is required
ranging from 1 /
8
for each of the following pipe size ranges: (
"), ( " and ") and (1" through 2"). Bolt threading
and 3 / 1 / 3 /
8 2 4
requires a separate set of dies for each bolt size. No bolt
dies are available for left hand universal die heads.
1. Lay die head on bench with numbers face up.
2. Flip throwout lever to OPEN position.
3. Loosen clamp lever approximately three turns.
4. Lift tongue of clamp washer up and out of slot under
size bar. Slide throwout lever all the way to end of slot
in the change die direction indicated on cam plate.
5. Remove dies from die head.
535 Manual Pipe and Bolt Threading Machine
6. Insert new dies to mark on side of dies. Numbers 1
through 4 on the dies must match numbers on the
die head.
7. Slide throwout lever back so that tongue of clamp
lever washer will drop in slot under size bar.
8. Adjust die head size bar until index line on link is
aligned with proper size mark on size bar. For bolt
threads, align underline with bolt line on size bar.
9. Tighten clamp lever.
Index Line
Link
Throwout
Lever
Figure 8 – Universal Quick-Opening Die Head
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 9) for right-
hand threads requires four sets of dies to thread pipe rang-
ing from
following pipe size ranges: (
(1" - 2"). Bolt threading requires a separate set of dies for
"), ( "
1 / 1 /
8 4
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.
" - 2". One set of dies is required for each of the
1 /
8
"), (
1 / 1 /
8 4
Washer
Head
Clamp Lever
Size Bar
" - "), ( " - "), and
3 / 1 / 3 /
8 2 4
9