Model g0717 (Mfg. since 9/10)
-35-
Blade Brush
figure 41.
typical blade brush.
the lower blade guide arm has a self-adjusting
wire brush that makes contact with the blade to
help clear away chips and extend blade life (see
figure 41
).
you need to change coolant when you notice
the following conditions:
•
low sump level
•
abnormal fluid appearance (change in color)
•
Foul smell (rancidity)
•
Floating matter on the fluid (chips, swarf,
mold)
•
tramp oil floating on the surface (leaking
machine and hydraulic oils)
•
excessive foam (improper mixture, too high
of pressure, excessive air in system)
•
dirty machine or trenches (cleaners in the
fluid have become depleted)
•
user notices skin irritation
•
user has respiratory irritation
•
other problems that might be fluid related
are:
—rust on machine or part
—staining on machine or part
—tool failure due to loss of coolant perfor-
mance
—growth of fungi that would block coolant
flow
—change in coolant viscosity (thicker or thin-
ner
—accumulation of water at the bottom of the
sump in straight oils
—dirt and grit suspended in coolant
—general loss of performance (burning part
or tool)
Consult your coolant manufacturer and Msds for
complete use and disposal information.
Blade Brush