914 In Place Roll Groover
5. Install the correct groove set for the desired application
by reversing the procedure.
Adjusting Roll Groove Depth
"COPPER"
NOTE! A test groove should be performed to ensure
proper groove depth.
NOTE! The depth adjustment nut must be set for each
diameter of pipe/tube See Table III.
1. Secure pipe/tube between groove and drive rolls.
2. Rotate adjustment knob clockwise until it contacts
the release block.
Table I. Standard Roll Groove Specifications
Note: All Dimensions are in Inches.
NOM.
PIPE
PIPE
DIAMETER
SIZE
O.D.
1
1
/
1.660
4
1
1
/
1.900
2
2
2.375
2
1
/
2.875
2
3 OD
3.00
3
3.5
3
1
/
4.00
2
4
4.50
4
1
/
5.00
2
5
5.563
6 OD
6.00
6
6.625
T
A
MIN.
GASKET GROOVE
WALL
SEAT
TOL.
THK.
± .030
+.016
.065
.625
–.016
+.019
.065
.625
–.019
+.024
.065
.625
–.024
+.029
.083
.625
–.029
+.030
.083
.625
–.030
+.035
.083
.625
–.031
+.040
.083
.625
–.031
+.045
.083
.625
–.031
+.050
.095
.625
–.031
+.056
.109
.625
–.031
+.056
.109
.625
–.031
+.063
.109
.625
–.031
Ridge Tool Company • Elyria, Ohio • U.S.A.
3. Turn adjustment knob counterclockwise the number of
turns indicated below.
Copper Tube
Diameter
6"
4"
3"
2
1
/
2"
Chart 2 – Depth Adjustment
Important: Do not over feed the groove roll prior to rotat-
ing the 914 once around the tube.
B
C
GROOVE
WIDTH
DIAMETER
± .030
O.D.
TOL.
.281
1.535
+.000
–.015
.281
1.775
+.000
–.015
.344
2.250
+.000
–.115
.344
2.720
+.000
–.018
.344
2.845
+.000
–.018
.344
3.344
+.000
–.018
.344
3.834
+.000
–.020
.344
4.334
+.000
–.020
.344
4.834
+.000
–.020
.344
5.395
+.000
–.022
.344
5.830
+.000
–.022
.344
6.455
+.000
–.022
Turns
"
4
1
/
4
"
3
1
/
4
"
2
1
/
4
"
"
2
1
/
2
4
"
1
/
1
2
D
D
NOM.
MIN.
GROOVE
GROOVE
DEPTH
DEPTH
.063
.063
.063
.046
.078
.046
.078
.054
.078
.054
.083
.054
.083
.054
.083
.054
.084
.054
.085
.054
.085
.054
7