South Bend Tools
For Machines Mfd. Since 10/20
Model SB1093
-37-
S E R V I C E
Replacing V-Belt
1.
DISCONNECT
MACHINE FROM POWER!
2.
Open rear access door.
3.
Loosen top nut on belt tensioning bolt
enough to raise motor and remove belt from
motor pulley (see
Figure 65
).
4.
Follow
Steps 2–6
of
Changing Sanding
Disc
on
Page 32
.
5.
While holding mounting disc, use 5mm hex
wrench to loosen hex screw in center of disc,
then remove screw (see
Figure 66)
.
8.
Roll belt off of motor pulley, then pull belt
out from top of machine.
Figure 66. Removing disc mounting screw.
9.
Feed new V-belt through top opening and set
into disc pulley.
10.
Lift motor enough to set belt into motor
pulley.
11.
Follow steps to tension V-belt located on
Page 36
.
12.
Re-install aluminum disc and front cover
tighten mounting screw.
13.
Follow
Steps 7–9
of
Changing Sanding
Disc
on
Page 32
.
Figure 67. Removing aluminum disc.
6.
Remove (2) hex bolts and washers from
front cover, then remove disc and front cover
together, as shown in
Figure 67
.
IMPORTANT:
Aluminum disc and front cover
must be removed together.
7.
Follow
Steps 1–2
of
Loosening V-Belt
on
Page 36
.
Figure 65. Drive belt tensioning bolt.
!
Belt Tensioning Bolt
Motor Mounting Plate
