Southbend SB1053 Lathe User Manual


 
-80-
For Machines Mfg. Since 3/11
16-Speed Gearhead Lathe
SERVICE
V-Belts
V-belts stretch and wear with use, so check them
on a monthly basis to ensure optimal power
transmission. Replace all of the V-belts if any of
them show signs of glazing, fraying, or cracking.
Tools Needed: Qty
Phillips Screwdriver #2 ........................................1
Open End Wrench 24mm......................................1
To adjust the V-belts:
1. DISCONNECT LATHE FROM POWER!
2. Remove the motor covers shown in
Figure 132.
4. Tighten the hex nuts against the both sides
of the motor mount plate to prevent it from
moving out of adjustment during operation,
then re-install the motor covers.
Figure 133. V-belt adjustment.
Pulley
Deflection
Pulley
Motor Mount Bolts
3. Turn the hex nuts on the motor mount bolts
shown in Figure 133 to move the motor
mount plate up or down and adjust the
V-belt tension. When correctly tensioned,
each belt should have about
3
4" deflection
when pressed firmly (see Figure 133).
Figure 132. Locations of motor covers.
Motor
Covers
Headstock