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SECTION 6: MAINTENANCE
To reduce risk of shock or
accidental startup, always
disconnect machine from
power before adjustments,
maintenance, or service.
Schedule
For optimum performance from this machine, this
maintenance schedule must be strictly followed.
Ongoing
To maintain a low risk of injury and proper
machine operation, if you ever observe any of the
items below, shut down the machine immediately
and fix the problem before continuing operations:
•
Loose mounting bolts.
•
Damaged or worn grinding wheel.
•
Loose lock knobs and bolts.
•
Worn or damaged wires or switch.
•
Any other unsafe condition.
Cleaning &
Protecting
Cleaning Model T28959 is relatively easy. Wipe
off metal dust with dry cloth. If any oil has built up,
use a degreaser to remove it.
Lubrication
There are not any parts on model T28959 that
require lubrication by the end user.
The motor bearings were lubricated and perma-
nently sealed at the factory and do not need any
further attention unless they need replacement.
Model T28959 (Mfd. Since 2/19)
Grinding Wheel
The edge profile and surface condition of the
grinding wheel is critical in maintaining the proper
shape of the top plate leading edge when sharp-
ening. Replace the grinding wheel when the edge
profile shows wear, as illustrated in Figure 34.
Grinding Wheel Edge Profile
Correct
Figure 34. Grinding wheel edge profile.
Note: Do not use a wheel dresser on the grind-
ing wheel that comes with the Model T28959.
Replace the wheel instead.
Worn
-27-
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