MULTIQUIP JIMMY JB5135 Operation And Parts Manual page 17

JIMMY SERIES HYDRAULIC REBAR BENDERS — OPERATION
Figure 12. Rebar Placement
4. Place the pump control valve lever in the forward
position (Figure 9).
5. Place and hold the toggle switch on the remote control
unit in the ON position. The rebar bending process should
begin.
6. When the desired rebar bend angle (Figure 13) has been
achieved, release the toggle switch on the remote
control unit. This will stop the forward motion of the
cylinder.
7. To retract the cylinder, place the pump control valve
lever in the reverse /retract position. The cylinder will
retract with or without the pump running.
8. To remove the rebar bender, place the pump control
valve lever in the neutral position and either lift the
bender over the end of the rebar or remove the main roller
and shaft (Figure 14) and slide the rebar bender off the
rebar.
The JB5090, JB7090 and JB8090
bender may require adjustment in
NOTE
order to obtain a 90° bend. See
Rebar Adjustment Bolt section.
WARNING
Use ONLY graded rebar. Ungraded rebar may break and
cause serious injury!
JIMMY SERIES HYDRAULIC REBAR BENDERS — OPERATION AND PARTS MANUAL — REV. #9 (01/04/08) — PAGE 17
Figure 13. 90° Rebar Bend
Positioning the Rebar Bender (Method 2)
For Models JB5090, JB7090, JB8090, JB9180, JB11090
1. Place the pump control valve lever (Figure 8) in the
neutral position.
2. Remove the Main Roller Shaft as shown in Figure 14.
Apply a suitable amount of pressure to the shaft to
either insert or remove it. It is held in place by a detent
ball plunger
Figure 14. Removing the Main Roller Shaft
3. Next, remove the main roller and place the rebar bender
over the rebar. Use vise-grips to hold the rebar bender
base in place.
3a. When bending rebar with models JB5090, JB7090,
JB8090 only: exchange the main roller for the straight-
ening roller supplied from the factory.
4. Reinsert the main roller, making sure the rebar is positioned
between the main roller and the upper roller arm.
5. Operate rebar bender as outlined in Method 1, steps 3 thru 8.