Adjusting No. 161 Geared Threader Cam Plate (Pipe Size) Adjustment Procedure; Thread Size Adjustment Procedure; Changing Posts For Straight Or Tapered Threads; Changing Die Set - RIDGID 1224 Manual Del Operador

1224 Pipe and Bolt Threading Machine
Adjusting No. 161 Geared
Threader
Cam Plate (Pipe Size) Adjustment
Procedure
1. Place threader on floor or workbench with drive
shaft up.
2. Pull cam plate knobs (Figure 23) and rotate cam
plate to desired pipe size markings on top of die
head. Release knobs when locating pins drop into
holes in selector plate.
Drive
Head
Shaft
Clamp
Screw
Figure 23 – No. 161 Geared Threader with Drive Shaft UP

Thread Size Adjustment Procedure

Grasp workholder and turn square end of drive shaft or
turn gear case by hand to respective reference lines on
guide post. (Figure 24)
Standard Size Thread – Either one of following 2 ref-
erence lines may be used:
Reference Line 1: Set bottom surface of die head at
red standard line on pinion sleeve.
Reference Line 2: Set upper surface of die head
which houses guide post even with
center line at top end of guide post.
Oversize Thread – For oversize (shallow thread) set
head at bottom line on guide post. This line is marked (2T
OVER).
Undersize Thread – For undersize (deep thread) set
head at top line on guide post. This line is marked (2T
UNDER).
16
References
Guide
Lines (3)
Post
Cam Plate
Knob (2)
Ridge Tool Company • Elyria, Ohio • U.S.A.
Selector Plate
Die Head
Stop
Screw
Red Stop
Line
Standard
Line
Pinion
Sleeve
Figure 24 – No. 161 Geared Threader Showing Pinion
Sleeve and Guide Post Reference Lines
NOTE! If it becomes necessary to remove or replace the
guide block, the stamped number E-1997 on guide
block must be AGAINST selector plate. If stamped
number is visible you will cut an UNDERSIZE thread.
Changing Posts for Straight or Tapered
Threads
(Figure 24)
1. Adjust threader to cut standard size threads.
2. Remove screw from gear case at base of guide post.
3. Pull guide post up until guide block attached to selec-
tor plate is disengaged from angle slot in guide post.
4. Turn guide post until straight slot faces inward for
straight thread, or tapered slot inward for tapered
thread.
5. Engage guide block in slot and push guide post down
into position.
6. Replace guide post screw.
NOTE! Unit is now set to cut straight threads (NPSM or
BSPP) or tapered threads (NPT or BSPT).

Changing Die Set

1. Remove stop screw (Figure 24) from selector plate.
2. Pull cam plate knobs (Figure 23) and rotate cam
plate to CD mark on top of die head.
3. Remove worn die set and insert new die set.
NOTE! Be sure to replace complete die set and that die
numbers correspond with slot numbers.
4. Replace stop screw.
Die (Set of 5)
Guide
Block
2T Under
Line
Standard
LIne
2T Over
Line
Guide Post
Screw
Gear Case