RIDGID 918-i, Manual

Page: 13 / 68

When removing groove rolls and shafts, be
sure they are properly supported. Failure to provide sup-
port may cause them to drop suddenly.
Removing and Installing Roll Sets with
Solid Drive Shafts (2" – 6", 8" – 12")
1. Removing Groove Rolls:
• Fully raise the upper roll assembly by moving the
pump release lever to the DOWN position.
• Loosen set screw in grooving roll and remove
groove roll shaft and groove roll (Figures 11 & 12) .
2. Removing Solid Drive Shaft:
• Open motor and transmission cover.
• Use 3 /
16
" hex key to loosen the two screws on the
front half of the transmission coupling (Figure 13) .
Figure 13 – Loosen the Two Screws on the Transmission
Coupling
• Use the spanner wrench to loosen and remove the
drive shaft retaining nut (Figure 14) .
• Remove drive shaft (Figure 15) .
Figure 14 – Loosen and Remove Drive Shaft Retaining Nut
3. Installing Solid Drive Shaft aligning hex with opening
in coupling.
• Install new drive shaft through the 918-I housing and
the drive shaft bearing retaining nut (with text out),
aligning hex with opening in coupling.
• Use spanner wrench to tighten the drive shaft bear-
ing retaining nut.
• Tighten transmission coupling set screws.
• Close motor and transmission cover.
Do not use groover with motor cover re-
moved or open.
4. Installing Groove Roll:
• With upper roll housing fully raised and drive shaft
in place, insert groove roll into upper roll assembly
and fully insert upper roll shaft through bearings
and groove roll.
• Tighten groove roll set screw into detent on upper
roll shaft.
• Using a grease gun, grease the drive shaft through
the fitting on the side of the groover.
999-998-676.10_REV. C 11
918-I Heavy Duty Roll Grooving Machine
Figure 11 – Loosen Set
Screw in
Groove Roll
Figure 12 – Remove Groove
Roll Shaft and
Groove Roll
WARNING
WARNING