Wilton 4103 - Manual (Page 10)

10
Maintenance
Cleaning
Shutoff the machine before cleaning. Keep the exterior
of the machine clean and free of chips. Use a brush for
cleaning. Periodically empty grinding dust and particles
from the dust collection system.
Lubrication
Lubrication of the grinder is not required. The drive
motor and contact wheel are fitted with sealed bearings.
Replacement of Contact Wheel
WARNING: BE SURE TO SET ON/OFF SWITCH TO
OFF TO AVOID PERSONAL INJURY.
1. Refer to Figure 5. Lower the tension lever to release
belt tension.
2. Loosen upper guard knob and swing guard back for
clearance.
3. Loosen the contact wheel shaft clamping screw on
the head casting.
4. Remove the contact wheel assembly.
5. Remove retaining rings from wheel shaft.
6. Remove shaft and wheel bearings.
7. Install bearings in replacement contact wheel.
8. Install shaft and secure with retaining rings.
9. Install contact wheel shaft in head casting.
10. Tighten clamping screw.
11. Lift tension lever to set belt tension.
12. Lower and adjust position of upper guard. Tighten
the upper guard knob.
Figure 5: Replacement of Contact Wheel
Installation of Platen
WARNING: BE SURE TO SET ON/OFF SWITCH
OFF TO AVOID PERSONAL INJURY.
1. Refer to Figure 6. Lower the tension lever to
release belt tension.
2. Loosen upper guard knob and swing guard
back for clearance.
3. Loosen the contact wheel shaft clamping screw
on the head casting.
4. Remove contact wheel (see Replacement of
Contact Wheel).
5. Install pivot shaft of platen in head casting.
Position platen as desired.
A. For grinding flat or angular work
pieces, position the platen with the platen
surface facing outward.
B. For grinding of cylindrical work pieces,
position the platen with the “yoke” side
facing outward.
C. Set at desired angle.
6. Tighten clamping screw.
7. Lift tension lever to set belt tension.
8. Lower and adjust position of upper guard.
Tighten the upper guard knob.
Figure 6: Installation of Platen
Upper Guard
Upper Guard Knob
Clamping
Screw
Contact
Wheel
Head
Casting
Tension
Lever
Platen
Clamping
Screw
Pivot
Shaft
Work
Rest