RIDGID 918I - Manual (Page 2)

Ridge Tool Company 1
915, 916, 918, 918I
WARNING! Read these instructions
and the accompanying safety booklet
carefully before using this equipment. If
you are uncertain about any aspect of using this
tool, contact your RIDGID distributor for more
information.
Failure to understand and follow all instructions
may result in electric shock, fi re, and/or serious
personal injury.
SAVE THESE INSTRUCTIONS!
SPECIFICATIONS
See RIDGID catalog.
Transport and handling
Lift the machine using the hand holds provided.
Machine set-up
915
This machine is designed for roll grooving of pipe by hand.
We strongly recommend that it NOT be modifi ed and/or used for any
application other than for which it was intended including use with any
powered equipment.
916, 918, 918I
This machine is designed for roll grooving pipe using the specifi ed RIDGID
threading machines, power drives and accessories. We strongly recommend
that it NOT be modifi ed and/or used for any application other than for which
it was intended including the use of other power equipment. Place machine
away from doors or passageways and ensure that the total work area can be
viewed from the operating position. Use barriers to keep people away. Do
not use machine in wet or humid conditions. Check that machine voltage is
the same as the power supply. Ensure machine footswitch operates correctly
and machine switch is in “0” position before connecting to power supply. The
footswitch allows full control of the machine which will only operate when the
pedal is depressed. For your safety ensure that the footswitch operates freely
and position it so that all controls can be easily reached.
General Roll Groover Safety
1. Keep hands away from grooving rolls. Fingers could get caught between
grooving and drive rolls.
2. Set up Groover on a fl at, level surface. Be sure the machine, stand and
Groover are stable and will not tip over.
3. Be sure Groover is properly secured to the power drive. Carefully follow
the set up instructions.
4. The Roll Groover is designed for roll grooving pipe and tubing. Do not
use for any other purpose.
5. Properly support pipe with pipe stand.
GB
915, 916, 918, 918I
Operating Instructions
6. Use recommended accessories. Use of other accessories may increase
the risk of injury. Refer to Operator’s Manuals for recommended
accessories.
7. Do not use if machine switches are broken.
Installing
915 916 918 918I
Fig. 1 Fig. 2 - 300
Fig. 3 - 535
Fig. 4 - 1233 Fig. 5 - 300
Fig. 6 - 1822
Fig. 7 - 1233
Fig. 8 - 1224 Fig. 37 - stand assembly
Fig. 38 - 918I
Operating the 915, 916, 918, 918I Rollers Groovers
Pipe Preparation
1. Pipe ends must be cut square. Do not use cutting torch.
2. Pipe out-of-roundness must not exceed the total O.D. tolerance listed in
groove specifi cations. Table 1.
3. All internal or external weld beads, fl ash or seams must be ground fl ush
at least 2 inches back from pipe end.
Note: Do not damage gasket seat area when grinding.
Pipe/Tubing Length
The following chart lists the minimum length of pipe or tubing to be grooved
and the maximum length to be grooved without pipe stands.
Groovable Pipe Lengths - Inches
Nom.
Size
Min.
Length
Max.
Length
Nom.
Size
Min.
Length
Max.
Length
1
1 1/4
1 1/2
2
2 1/2
3
3 1/2
8
8
8
8
8
8
8 36
36
36
36
36
36
36 4
4 1/2
5
6 O.D.
6
8
10
12
8
8
8
8
8
8
8
8 36
32
32
30
28
24
24
24
Pipe Set-Up
1. Pipe or tubing longer than the specifi ed maximum lengths listed in the
chart must be supported with 2 pipe stands. The pipe support should be
located 3/4 of pipe length from roll groover.
2. Raise upper groove roll housing.
915
Open groove roll from drive roll by turning depth adjustment screw
(Fig. 32).
916
Raise feed handle (Fig. 10).
918,
918I
Place pump release lever in “RETURN” position (toward operator)
(Fig. 11).
3. Square pipe and pipe support to roll groover making sure pipe is fl ush
against drive roll fl ange (Fig. 12).
4. Level pipe by adjusting pipe stand (Fig. 13).
5. Slightly offset pipe and pipe stand approx. 1/2° away from or toward
operator as directed below:
Note: If running machine in “FORWARD”, offset pipe 1/2° away from
operator (Fig. 14).
Note: If running machine in “REVERSE”, offset pipe 1/2° toward
operator (Fig. 15).