Chapter 9
158
UM10349_PCNC1100_Manual_0916A
Maintenance
9. Maintenance
9.1 Regular Maintenance
Scheduled maintenance intervals are detailed in the table below.
Mill Maintenance Schedule
Frequency Completed Item
Daily
Check coolant level (PCNC 1100: 7-gallon capacity, PCNC 770: 5-gallon capacity)
Check oiler level and top off as needed (Auto Oiler capacity 2.1 quarts / Manual Oiler
0.25 quart)
Retract and release manual oiler plunger each time mill is powered on and after every
four hours of operation
Clean chips from ways, carriage, and bellows’ covers
Spray exposed, non-painted metal surfaces with WD-40
®
or similar to prevent rust
Weekly
Check drawbar for wear; grease and adjust if needed
Clean chip basket on coolant tank
Check air gauge/regulator for proper PSI (90 PSI minimum)
Use mild cleaner to clean all exterior surfaces (no solvents)
Monthly
Remove coolant tank pump. Clean out sediment buildup in tank; reinstall
Inspect electrical cabinet vent(s) for dust build up; if necessary wipe vents with clean
cloth. If dust accumulation is excessive, use compressed air to remove
Pull back way covers and inspect ways and ball screw for proper lubrication (on
all axes)
Every Six
Months
Inspect spindle belt for nicks, fraying, or other noticeable signs of wear
Inspect way covers as needed to ensure proper operation; replace as needed
Inspect oil system for blockages; clean/replace as needed
Check lubrication hoses for signs of wear or cracking; replace as needed
Check X-axis ex conduit for signs of wear or cracking; replace as needed
Every 12
Months
Check limit switches for proper function; replace as needed
Check door switches for proper function; replace as needed
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