Machine Assembly; Instructions For Mounting Handles And Belt Guard; Instructions For Installing Cable; Machine Inspection - RIDGID K-750 Operator's Manual

K-750 Drain Cleaning Machine
Figure 1 – K-750 with Power Feed and C-100 Cable

Machine Assembly

WARNING
To prevent serious injury, proper assembly of the
Drain Cleaner is required. The following proce-
dures should be followed:
Instructions For Mounting Handles and
Belt Guard
Handles – Assemble handles to machine frame and se-
cure with two (2) belt guard screws.
Belt Guard – Check the belt guard to ensure that it is
" from the drum. Reposition guard if
approximately 1 /
4
necessary and tighten bolts (Figure 3).
Gap between belt guard and drum should
WARNING
" to prevent fingers being caught between
not exceed 1 /
2
belt and pulley. Do not operate machine without belt
guard.

Instructions For Installing Cable

Do not remove bands or staples from
CAUTION
cable shipping carton. Cable is under tension and will whip
causing injury.
Retrieve end of cable through the center hole of carton and
remove enough cable to connect with drum pigtail. Connect
to pigtail by sliding cable couplings together and turning
screwdriver slot in coupler 180°. Couplings are in locked
position when hash mark is on opposite side of screwdriver
slot as shown in Figure 2. Manually feed cable into drum.
QUICK-CONNECT CABLE & TOOLS
Hash mark CLOSED aligned with L stamped on coupling.
Hash mark OPEN aligned opposite L stamped on coupling.
Coupling features stainless steel pin and spring: eliminates need for
Figure 2 – Disconnecting/Connecting Cable or Tool

Machine Inspection

To prevent serious injury, inspect your Drain
Cleaning Machine. The following inspection pro-
cedures should be performed before each use.
1. Make sure the Drain Cleaning Machine is unplugged
and the directional switch is set to the OFF position
(Figure 3).
2. Make sure the foot switch is present and attached to
the Drain Cleaning Machine (Figure 3). Do not oper-
ate the machine without a foot switch.
3. Inspect the power cord, Ground Fault Circuit Inter-
rupter (GFCI) and plug for damage. If the plug has
Ridge Tool Company
Rotate pin one-half turn in either direction
to quickly add cable or tools.
Hash Mark
(Locked position)
Screwdriver Slot
LOCKED
Hash Mark
(Un-locked position)
UNLOCKED
punches, stands, or expansion pins.
WARNING
Screwdriver Slot
5