854DX Electric Bender
Greenlee / A Textron Company
4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070
10
Service Instructions
(cont’d)
Front Drive Chain
1. Remove the roller stop plate (refer to previous
instruction).
2. Remove the seven screws and the front guard.
3. Position the chain master link between the 10 and
11 o’clock position.
4. Remove the plastic chain stay roller.
5. Remove the two center screws securing the chain
guard stiffener along with the three screws securing
the back guard, and remove back guard.
6. Remove the master link and chain.
7. Reassemble in reverse order noting the following:
a. Use new cotter pins to attach the drive chain.
b. A new chain will be tight. Place one end of the
chain at 10–11 o’clock position and wrap the
remainder over the top of the big sprocket,
down and around the drive sprocket, and back
up to the big sprocket. Ensure that there is no
slack anywhere and hold the chain against the
outside of the sprocket. Force the chain into the
sprocket teeth at the point where it first contacts
the sprocket. (A rubber hammer may be used to
persuade the chain.) While holding the chain in
the sprocket teeth, fit the rest of the chain onto
the sprocket. Fit the connecting link.
Inner Control Box
1. Remove or loosen roller stop plate (refer to previous
instruction for removal or to pull roller assembly and
roller support assembly outward about an inch).
2. Remove outer control box (refer to previous
instruction).
3. Remove seven screws and rear chain guard.
4. Remove seven screws and front chain guard.
5. Remove the conduit nut securing the SealTite
conduit to the control box.
6. Pull the encoder and trip switch cables out through
the bushing.
7. Remove the hex nut inside the chain guard, and
back out the screws holding the control box.
8. Slide out the inner control box.
9. Reassemble in reverse order.
