4. Remove fasteners holding front bearing
mount to frame. (See Figure 5.)
5. Slide the AUTOFEED assembly over the
cable, aligning the AUTOFEED bracket
holes with the frame holes. The cable
should extend approximately 2" (50mm)
from the front of the AUTOFEED.
Bearing Mount
Figure 5 – Mounting AUTOFEED onto the
Frame
6. Use the supplied fasteners to secure the
AUTOFEED to the machine.
Attaching Front Guide Hose
(Optional Equipment)
1. Remove the three (3) cover screws from
the front of the AUTOFEED. Keep AUTO -
FEED cover in place.
2. Route the cable through the guide hose
adapter. Attach the guide hose adapter to
front of AUTOFEED using existing screws,
do not include flat washers. DO NOT
OVERTIGHTEN.
3. Pull approximately 2' (0.6m) of cable from
the drum. Feed the cable into the cou-
pling end of the guide hose and through
the hose.
Figure 6 – Mounting Guide Hose To AUTOFEED
4. Screw the guide hose coupling onto
AUTOFEED
Front
Cover Screw
Lock Nut
Adapter
K-400 Drain Cleaning Machine
adap ter. Position hose so that the natural
curve of the hose follows the path to the
drain. Tighten lock nut to keep hose from
rotating. (See Figure 6.)
Pre-Operation
Inspection
WARNING
Before each use, inspect your drain
clean ing machine and correct any prob-
lems to reduce the risk of serious injury
from electric shock, twisted or bro ken
cables, chemical burns, infections and
other causes and prevent drain cleaner
damage.
Always wear safety glasses, and other
appropriate protective e quip ment when
inspecting your drain cleaner.
1. Inspect the RIDGID drain cleaning gloves
or mitts ("gloves"). Make sure they are
in good condition with no holes, tears or
loose sections that could be caught in
the rotating cable. It is important not to
wear improper or damaged gloves. The
gloves protect your hands from the rotat-
ing cable. If the gloves are not RIDGID
drain cleaning gloves or are damaged
or worn out, do not use machine until
RIDGID drain cleaning gloves are avail-
able. See Figure 7 .
Figure 7 – RIDGID Drain Cleaning Gloves –
Leather, PVC
2. Make sure that the drain cleaning ma-
chine is unplugged and inspect the power
cord, Ground Fault Circuit Interrupter
(GFCI) and plug for damage. If the plug
has been modified, is missing the ground-
ing prong or if the cord is damaged, to
avoid electrical shock, do not use the ma-
chine until the cord has been replaced by
a qualified repair person.
3. Clean the drain cleaner, including han-
7