Operations and Maintenance Manual Preventive Maintenance Schedules
Version 1.2 - June 2004 10 - 5
DAILY
PREVENTIVE MAINTENANCE SCHEDULE
SUBJECT
ACTION
ESTIMATED TIME TO
COMPLETE
• Abnormal noises, vibrations;
malfunctions, questionable
product.
REPORT
OBSERVATIONS TO
SUPERVISOR AS
SOON AS POSSIBLE.
Unknown.
• Air Bearings
Check for vibration,
non-rotation.
Requires approx. 2 min. to
check. Corrective
procedure will take longer.
• Cooling Water
Check for flow. Adjust.
Requires approx. 5 min. to
check. Corrective
procedure will take longer.
• Dial Pressure Gauge Readings
(1) Clean Dry Air Filters,
Incoming (located at rear of
machine)
(2) Air Pressure Drop Across
Filters
(3) Work Chuck Air Bearings
Pressure Sensor
(3) Grind Spindle Air Bearings
Pressure Sensor
Check for proper
readings for clean dry
air.
(1) Check for
contamination and/or
pressure drops.
(2) Check for drop
across filters--less than
10 psi required.
(3) 81-84 psi required.
(4) 72-75 psi required.
Requires approx. 5 min. to
check. Corrective
procedure will take longer.
Note: For incoming air
pressure, 100 psi is
required.
• Grind Recipes and Data
Backup recommended
after every grind
program data storage
session.
Requires approx. 2 min. to
check. Corrective
procedure will take longer.
NOTES:
Dial Pressure Gauge Readings
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