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300 Compact Pipe and Bolt Threading Machine
916 Groover Adapter Bracket (Cat. #67662)
No. 819 Nipple Chuck (Right Hand Only)
Pipe Adapters.............
1
/
Stud Adapters.............
1
/
1
/
Jaw Inserts For Coated Pipe
Accessories from Threading
By Close-Coupled Method
No. 768 Drive Link Assembly and No. 844 Drive Bar
No. 141 Geared Threader for 2
VJ-99/RJ-99 Pipe Support Stands
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
26). Bearings should be greased periodically, depending
on usage of machine.
Figure 26 – 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.
18
" through 1
"
1
/
8
2
" through 2" UNC
4
" through 1
" UNF
1
/
4
2
" –4" Threading.
1
/
2
Grease
Fitting
2. Keep oil filter screen to assure proper flow or clean oil
to work. Oil filter screen is located in the bottom of oil
reservoir. To clean filter screen, loosen the screw
that secures filter to base and pull filter from oil line.
Clean filter screen in solvent and blow out with com-
pressed air if available. Do not operate machine with
oil filter screen removed.
NOTE! RIDGID Thread Cutting Oil produces high quali-
ty threads and maximizes die life. For information
concerning its use and handling, refer to the
labels on the oil containers. Disposal of the oil
should be in accordance with government regu-
lations.
Jaw Insert Replacement
NOTE! When teeth on jaw inserts become worn and
fail to hold pipe or rod during operation, replace
entire set of jaw inserts. Clean teeth of jaw inserts
daily with wire brush.
1. Place screwdriver in insert slot and turn 90 degrees
in either direction.
2. Place insert sideways on locking pin and press down
as far as possible.
3. Hold insert down firmly with screwdriver, turn as so
teeth face up.
Screw Driver
Insert
To Remove
Figure 27 – Jaw Insert Replacement
Ridge Tool Company
PRESS
DOWN
Locking
Teeth
Pin
To Replace
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