RIDGID 811A NPT User manual

tools increase required force, produce poor quality threads
and increase the risk of injury.If any problems are found, do not
use until corrected.
Set Up and Operation
Make sure all equipment is inspected and set up per its instruc-
tions.
Always cut a test thread to confirm proper thread size after
changing/adjusting the dies.
Inserting/Changing the Dies
Die Heads using Universal Dies for pipe require one set of
dies for each of the following pipe size ranges:(1/8"), (1/4" and 3/8"),
(1/2" and ¾") and (1" through 2"). NPT/NPSM dies must be
used in NPT die heads and BSPT/BSPP dies must be used n
BSPT die heads –The size bar is marked for each.
Die heads using Mono or Bolt dies require a dedicated set of
dies for each specific thread size.
See the
RIDGID catalog for dies available for your die head.
1. Place the die head with numbers facing up.
2. Move throwout lever to OPEN position
(Figure 2) .
Figure 2 – Open/Closed Lever Position
3. Loosen clamp lever
(Hex nut on Mono die
heads) approximately
three turns.
4. Lift tongue of washer
out of slot in size bar.
Move washer to end of
slot
(Figure 3) .
5. Remove dies from the
die head.
6. Insert appropriate dies
into the die head, num-
bered edge up until the indicator line is flush with the edge
of the die head
(see Figure 3) . Numbers on the dies must
correspond with those on the die head slots.Always change
dies as sets – do not mix dies from different sets.
7. Move link index mark to align with desired size mark on
size bar.Adjust die insertion as needed to allow movement.
Washer tongue should be in slot to left.
8. Tighten clamp lever (Hex nut on Mono die heads).
Adjusting Thread Size
1. Install the die head per the Threading Machine instructions
and move the die head into threading position.
2. Loosen clamp lever (Hex nut on
Mono die heads).
3. Start with link index mark aligned
with desired size mark on size bar.
On Mono and Bolt die heads, set link
mark at line in size bar. For bolt
threads with Universal die head, set
all bolt dies at BOLT line on size bar.
4. If thread size needs to be adjusted,
set the link index mark slightly off
the mark on size bar in the direction
of OVER (larger diameter thread,
less turns of fitting engagement) or
Quick-Opening Die Head
Instructions
WARNING
Read these instructions and
the warnings and instruc-
tions for all equipment and
material being used before
operating this tool to reduce the risk of serious person-
al injury.
•Do not wear gloves, loose clothing, or jewelry when
operating machine. Keep sleeves and jackets buttoned.
Clothing can be caught by the pipe or tool resulting in
entanglement.
•Keep hands away from rotating pipe and parts. Allow the
machine to come to a complete stop before touching the
pipe or tool.This reduces the risk of entanglement, crushing
or striking injuries.
If you have any question concerning this RIDGID®product:
– Contact your local RIDGID distributor.
– Visit www.RIDGID.com or www.RIDGID.eu to find your
local RIDGID contact point.
– Contact Ridge Tool Technical Service Department at rtctech-
ser[email protected], or in the U.S. and Canada call
[phone].
Description
RIDGID®Quick-Opening Die Heads are manually opened and
closed for user specified thread length, and include the follow-
ing models.
* 1215, 1233, 535, 535A, 300 Compact Machines and 300 Power Drive
Figure 1 – Quick-Opening Die Head
Inspection/Maintenance
Clean the die head to aid inspection and improve control.
Inspect the die head before each use for proper assembly,
wear, damage or other issues that could affect safe use.
Inspect the cutting edges of the dies.Dull or damaged cutting
Quick-Opening Die Head Instruction Sheet
999-995-047.10
REV. A
Printed 2/15
EC40770
Model RH/LH Dies Capacity Machines
Pipe Bolt Used
811A NPT/BSPT RH Univ. 1/8" – 2" 1/4" – 2" *
842 NPT LH Univ. 1/8" – 2" – *
531Bolt RH /LH Bolt – 1/4"– 1"*
532Bolt RH /LH Bolt – 11/8" – 2" *
500A RH Mono Specific *
555 RH Dual/Bolt 1/8" – ¾" – *
713 NPT LH Univ. 1/4" – 2" – 1224
913 BSPT LH Univ. 1/4" – 2" – 1224
541Bolt RH /LH Bolt – 1/4" – 1" 1224
542Bolt RH /LH Bolt – 11/8" – 2" 1224
Throwout Lever Throwout Lever
Open Closed
Indicator
Line
Figure 3 – Inserting Dies
Indicator
Line
©2015, RIDGID, Inc.
The Emerson logo and RIDGID logo are registered trademarks of Emerson Electric Co.or RIDGID, Inc. in the U.S. and other countries.
All other trademarks belong to their respective holders.
Throwout Lever
Size Bar
Washer Tongue Link Clamp Lever (Hex Nut
on Mono Dies)
Post
Dies
Hole for Locking Pin (LH Die Heads)
Figure 4 – Adjusting
Thread Size
Link
Index
Mark
Size
Bar
“Under”
“Over”
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com

2
Quick-Opening Die Head Instruction Sheet
UNDER (smaller thread diameter, more turns of fitting
engagement) markings.
5. Tighten clamp lever.
Threading
Install the Die Head per the threading machine instructions.
Move the die head into threading position. Move the throwout
lever to CLOSE position.
Following the
instructions for theThreading Machine , thread the
stock.
Opening the Die Head at the End of the
Thread
At the end of the thread:
• Pipe Threads – End of pipe is flush with the end of the
number 1 die.
• Bolt and Straight Threads – Thread the desired length –
watch closely for any interference between the parts.
Move the throwout lever to the OPEN position, retracting dies.
Do not run machine in reverse (REV) with dies engaged.
Turn machine OFF per the instructions.
99 Washington Street
Melrose, MA 02176
Phone [phone]
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com