Section 6: Maintenance; Schedule; Cleaning & Protecting; Lubrication - Grizzly G8689Z Owner's Manual

4" x 16" mini milling machine
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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 minimize your risk of injury and maintain proper
machine operation, shut down the machine imme-
diately if you ever observe any of the items below,
and fix the problem before continuing operations:
Loose mounting bolts.
Damaged tooling.
Worn or damaged wires.
Any other unsafe condition.
Daily Maintenance
Clean excess cutting fluids and chips and
protect unpainted surfaces.
Lubricate column and table ways (Page 31).
Lubricate column tilt components (Page 31).
Monthly Maintenance
Lubricate leadscrews (Page 32).
Clean and lubricate column rack (Page 32).
-30-
Cleaning &
Protecting
Swarf left on the machine that have been soaked
with water-based coolant will invite oxidation and
build-up around the moving parts. Use a brush
and shop vacuum to remove swarf and debris
from the working surfaces of the machine. The
small chips leftover after vacuuming can be wiped
up with a lightly oiled rag. Do not use compressed
air to blow off chips, as this may drive them deep-
er into moving surfaces and could cause sharp
chips to fly into your face or hands.
Protect the unpainted cast iron surfaces by wiping
them clean after every use. Keep them rust-free
with ISO 68 way oil.

Lubrication

The machine has numerous moving metal-to-met-
al contacts that require regular and proper lubrica-
tion to ensure efficient and long-lasting operation.
Other than the lubrication points covered in this
section, all other bearings are internally lubricated
and sealed at the factory. Simply leave them
alone unless they need to be replaced.
DISCONNECT
MACHINE
BEFORE LUBRICATING COMPONENTS!
Recommended lubrication is based on light-
to-medium usage. Lubrication tasks may
need to be performed more frequently than
recommended, depending on usage.
Failure to follow reasonable lubrication
practices as instructed in this manual
could lead to premature failure of machine
components and will void warranty.
Model G8689Z (Mfd. Since 07/23)
FROM
POWER

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