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Siemens SINUMERIK 840D Maintenance Manual

Siemens SINUMERIK 840D
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FADAL MACHINING CENTERS
66 MACHINE MAINTENANCE MAN-0126_ R1
4.1 SCHEDULED
MAINTENANCE
4.1.1 MAINTENANCE &
LUBRICATION
SCHEDULE
Daily
1. Check air pressure: Right regulator 120 psi. max. (Tool Out Only). Left Regulator
80-90 psi.
2. Check way lube level. Use Castrol Magna BD68, Shell Tonna 68V or Mobil Vactra
#2 ONLY.
3. Check way lube system for adequate oil flow to all way surfaces.
4. With tool in spindle blow chips from around ATC and slide. NEVER blow chips from
around these areas during automatic tool change or without a tool in the spindle.
5. Remove heavy chip build up from guards and way covers.
6. Wash ATC and machine work area.
7. Check coolant level.
8. Clean coolant screen.
9. Clean the area around the machine.
10. Immediately clean any spills in the area.
Weekly
1. Check spindle cooler pump and refrigeration unit for proper operation.
2. Check fluid level of chiller tank and refill, if needed, with a 50/50 mix of
DOWFROST™ CLEAR and de-ionized water. If de-ionized water is not available,
sodium-free distilled water can be substituted. Do not accept any substitutes for
DOWFROST CLEAR!
3. Clean ATC slide.
4. Check air regulator.
5. Drain and clean water separator.
6. Fill oiler if needed.
7. Activate thru-tool coolant system for 2-3 minutes (if machine has this option).
8. Grease axis way cover using molygraph.
9. Grease retention rings using molygraph.

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Siemens SINUMERIK 840D Specifications

General IconGeneral
SeriesSINUMERIK 840D
AxesUp to 31
ChannelsUp to 10
Operating SystemWindows-based
Power Supply24 V DC
Control Unit TypeCNC
InterfaceEthernet, PROFIBUS
DisplayTFT color display
InterpolationSpline
PLCIntegrated PLC
Data StorageCompactFlash, USB

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