NOTE! Before transporting the 300 Compact using the
No. 250 Stand, the 916 Roll Groover and 916
Roll Groover Adapter Bracket MUST be disas-
sembled and removed from the machine. If left
intact, these items will not allow the No. 250
Stand to lock in the folded position.
Figure 20 – Model 916 Roll Groover and Adapter
Bracket Mounted To 300 Compact
Accessories
WARNING
Only the following RIDGID products have been
designed to function with the 300 Compact
Threading Machine. Other accessories designed
for use with other tools may become hazardous
when used on this Threading Machine. To
prevent serious injury, use only the accessories
listed below.
Accessories For Threading Machine
Pipe
Capacity
1
/
8
″ – 2″
1
/
8
″ – 2″
1
/
4
″ – 2″
1
/
8
″ – 3/4″
1″ – 2″
1
/
8
″ – 2″
1
/
8
″ – 2″
–
–
Stands:
No. 250 Folding Stand
No. 200 Wheel And Cabinet Stand
No. 150 Wheel And Tray Stand
No. 100 Leg And Tray Stand
Pipe Support Stands
VJ99; VJ98; RJ99
No. 819 Nipple Chuck (Right Hand Only)
Pipe Adapters.............
1
/
8
″ through 1
1
/
2
″
Stud Adapters.............
1
/
4
″ through 2″ UNC
1
/
4
″ through 1
1
/
2
″ UNF
Jaw Inserts For Coated Pipe
NOTE! See Ridge Tool Catalog for complete list of pipe
supports, thread cutting oil and dies.
Maintenance Instructions
WARNING
Make sure machine is unplugged from power
source before performing maintenance or making
any adjustment.
Lubrication
Proper lubrication is essential to trouble-free operation and
long life of Threading Machine.
Two grease fittings are provided on top of machine hous-
ing to allow for oiling of the front and rear bearings (Figure
21). Bearings should be greased periodically, depending
on usage of machine.
Figure 21 – Lubricate Bearings
Oil System Maintenance
To help assure proper operation of threading machine,
keep oil system clean, as follows:
1. Replace thread cutting oil when it becomes dirty or
contaminated. To drain the oil, position a container
under drain plug and remove plug.
300 Compact Pipe and Bolt Threading Machine
Ridge Tool Company 15
Grease
Fitting
Model
811A NPT
815A NPT
842 NPT
816 NPT
817 NPT
811A BSPT
815A BSPT
531 Bolt
532 Bolt
Die Heads:
Bolt
Capacity
1
/
4
″ – 2″
1
/
4
″ – 2″
–
–
1
/
4
″ – 2″
1
/
4
″ – 2″
1
/
4
″ – 2″
1
/
4
″ – 1″
1
1
/
8
″ – 2″
Dies
Universal
Universal
Universal
Universal
Universal
Universal
Universal
500B
500B
Opening
Quick
Self
Quick
TAP
TAP
Quick
Self
Quick
Quick
Operation
R.H.
R.H.
L.H.
R.H.
R.H.
R.H.
R.H.
R.H./L.H.
R.H./L.H.
