9
Motor Assembly (Figure 6 / Insert A)
1. Remove restraint from drive belt.
2. Place gasket (#1) on motor flange. Insert motor into
the sprocket housing. Install one mounting screws
and washers into mounting hole closer to the belt
3. Position the drive belt over the motor pulley. Align the
belt to ride at the same height on the motor pulley
and grooved sprocket.
4. Using a strap tool put it around the motor to help
align the mounting holes with the motor. Install the 3
mounting screws and washers.
5. Remove the wedge from beneath the tension bracket.
The roller should engage the belt.
6. Connect wiring to base of motor. (Figure 1 Insert B).
Shoe Shaft (Figure 6)
1. Position the shoe shaft (Figure 6 Item #31) in the
sprocket housing (Figure 6 Item #32) with the hole for
the wiring facing the hole in the housing.
2. Insert the D.U. bearing (Figure 6 Item #21) between
the shoe sprocket and the sprocket housing (Figure 6
Item #32).
3. Push the shoe sprocket (Figure 1 Item #7) into the
sprocket until it rests on the housing. Install two
washers (Figure 6 Item #23 / 47) and cap screw (#22)
through bottom of housing and tighten to secure
shoe shaft. Torque 68-82 ft. lbs.
4. Install connector into bottom of sprocket housing and
tighten. Install bushing in wire hole (housing) near the
shoe shaft.
5. Install limit switch wires (Figure 1 Item #3) from inside
sprocket housing, through the bushing and into the
side of the shoe shaft. Push the wires up and through
the top of the shaft. Pull at least six inches out of the
shaft.
6. Position shoe drive sprocket (Figure 1 Item #7) over
the shoe shaft. Install the drive chain around the shoe
sprocket and the drive sprocket (Figure 1 Item #8)
(under housing bracket).
7. Install master link, pins down. Support the sprocket
with blocks to level the chain and fasten the master
link.
8. Place the thrust washer (Figure 1 Item #6) and washer
(#5) on the shoe shaft. Place the bending shoe over
the shaft and align the mounting holes with the
sprocket holes. Use alignment marks placed during
removal, to position the shoe on the shaft. Install four
cap screws (Figure 1 Item #9) and washers (#10) to
secure the shoe and sprocket. Torque to 68-92 ft. lbs.
Roller Housing (Figure 4 & 5)
1. Insert roller housing shaft (Figure 6 Item #11) into
sprocket housing until it seats in bottom of the
housing.
2. Secure the shaft with washer (Figure 6 Item #23) and
cap screw (Figure 6 Item #22) from the bottom of the
sprocket housing.
3. Place shim (Figure 1 Item #22) and washers (Figure 1
#21) over the shaft. Install the complete roller housing
on the shaft. Secure with cap screw (Figure 5 Item
#12) and washer (Figure 5 #13).
4. Before securing cam shaft (Figure 5 Item #7) to shaft
(Figure 6 Item #11), notice that the hole located on
bracket is off center. Make sure that the hole is closer
to the handle of the bender and secure cam shaft
with cap screw (Figure 5 Item #12) and washer (#13).
5. Position the upper roller arm (Figure 4 Item #11) in the
bracket and install mounting bolt (Figure 5 Item #9),
washer (#10), nut washer (#11) and pin (#6).
Printed Circuit Board (Figures 7 / Insert B)
1. Connect the sprocket harness receptacle to the
board plug. Connect motor wire receptacle to the
board plug.
2. Connect the pendant receptacle to the P.C. board
plug. Connect power cord receptacle to P.C. board
plug. Be sure the harness ground wires are attached
to the end plate.
3. Position the handle assembly against the sprocket
housing and attach with 4 washers and screws.
Limit Switch Assembly & Wiring (Figure 3 / Insert B)
1. Insert the four wires from the main harness into
the conduit connecter, through the conduit and
connecter (Figure 6 #16 / 17).
2. Attach wires to motor. See Insert A for wire colors
and terminal locations. Install motor cap using cap
nuts.
3. Pull any excess wire into the sprocket housing. Be
sure main harness is fastened to the housing with the
(J) clip.
4. Insert the limit switch wires through the plate assembly
(Figure 3 Item #9). Position the thrust washer and
plate into the bending shoe and fasten with lock
washers (Figure 3 Item #9) and cap screws (included).
5. Install the return limit switch and zero stop switch,
secure with screws to the switch arm (Figure 3 #7 / 8
/ 9).
6. Install the Bend limit switch and secure to switch arm
with screws (Figure 3 Insert B).
7. Connect wires to switches as shown in Insert B and
set the switch arm onto the plate assembly (#9).
8. Insert clamp assembly (#1) through the trip ring
assembly (#5) and secure the actuator (#6).
9. Place the trip ring (#5) on the shoe and align the
marks scribed, during disassembly, on the trip ring
and bending shoe. Secure trip ring with screws.
