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Horizontal CNC machine Preventative maintenance check list PM Form |
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| Horizontal Preventative maintenance PM Form | ||||
| Customer/Cust asset # | Model | Serial Number | ||
| . | . | . | ||
| Inspection | Check | Comments or Readings | ||
| . | . | . | ||
| Safety | ||||
| Operation | ||||
| Interlocks | ||||
| E-stop Buttons | ||||
| Proper Guarding | ||||
| Damage | ||||
| Alignments | ||||
| Level | ||||
| Square | ||||
| Y and Z on square | ||||
| X and Y on square | ||||
| Orientation | ||||
| Axis Reference positions | ||||
| Lubrication | ||||
| Check Initial levels | ||||
| Spindle Lube tank | ||||
| Way lube Tank | ||||
| Air Lubricators | ||||
| Hydraulic Unit | ||||
| Drain, Clean Suction Filter, Wipe out | ||||
| Spindle lube unit-suction/in-line | ||||
| Way Lube unit-suction/in-line | ||||
| Hydraulic System | ||||
| Inspect for Cracked Hoses | ||||
| Check for Oil leaks | ||||
| Drain, Clean Suction Filter | ||||
| Clean oil cooler fins | ||||
| Pressure | ||||
| Check filter element | ||||
| Hydraulic oil temp | ||||
| Wipe out Tank | ||||
| Inspect air Filters | ||||
| Electrical Cabinet | ||||
| Incoming air filter/separator | ||||
| Other | ||||
| Oil Cooler | ||||
| Clean Filter | ||||
| Clean Condenser | ||||
| Change oil | ||||
| Clean fan fins | ||||
| Oil temp display | ||||
| Oil tank temp | ||||
| Inspect proper operation | ||||
| Headstock/Spindle | ||||
| Check for abnormal Noise/load | ||||
| 1. High RPM | ||||
| 2. Low RPM | ||||
| Speed tac every 500 RPM | ||||
| Run out of Taper | ||||
| Vibration | ||||
| Heat | ||||
| Tool Knockout | ||||
| Din plugs high pressure | ||||
| Coolant from taper area after High pres. | ||||
| Check Clamp Force | ||||
| ATC/APC and Magazine Inspection | ||||
| ATC Smooth operation | ||||
| ATC fingers bent or worn | ||||
| Main arm operation and alignment | ||||
| Sub arm operation and alignment | ||||
| Transfer put assembly/alignment | ||||
| Alignment APC - Pallet Clamp OK | ||||
| Magazine motor oil level | ||||
| Magazine chain tight | ||||
| Magazine guide rails worn | ||||
| APC Noise | ||||
| Coolant or air blowing under pallet | ||||
| Oil level in APC gearbox | ||||
| Tool Arm Rotation Center | ||||
| Pallet Changer manual op | ||||
| A pallet squareness | ||||
| B pallet squareness | ||||
| B-axis clamp-No Rotation | ||||
| Electrical inspection | ||||
| Connections in cabinet | ||||
| Power supply voltages | ||||
| Cables, Shielding | ||||
| Cooling Fans running/clean | ||||
| 1. Electrical cabinet | ||||
| 2. Axis drives and I/O | ||||
| 3. Axis and spindle drive | ||||
| 4. In front behind CRT | ||||
| 5. Axis motor fans | ||||
| 6. Other | ||||
| Servo Motors- Noise, Humming | ||||
| Battery Voltage, NC, and APC | ||||
| Incoming power | ||||
| Transformer taps set to incoming volts | ||||
| Servo motor-to ground/phase to phase | ||||
| X-axis | ||||
| Y-axis | ||||
| Z-axis | ||||
| B-axis | ||||
| Spindle | ||||
| XYZB-axis Inspection | ||||
| Backlash of ball screws | ||||
| X-axis | ||||
| Y-axis | ||||
| Z-axis | ||||
| Gib movement | ||||
| X-axis | ||||
| Z-axis | ||||
| Slide seals | ||||
| Inspect Covers for proper function | ||||
| B-axis square | ||||
| B-axis Clamping | ||||
| Axis noise (rapid program) | ||||
| Axis load meter at various speeds | ||||
| Axis drainage | ||||
| Cleaning of machinery | ||||
| Ball Bar Inspection, | ||||
| Optional Accessories | ||||
| Fixture Clamp Device or Unit | ||||
| Hydraulics | ||||
| Other | ||||
| Conveyors | ||||
| Inspect cabling, and connections | ||||
| Grease bearings | ||||
| High Pressure Unit | ||||
| Inspect Cables | ||||
| Connections to machine | ||||
| Change Filters | ||||
| Change gear oil in Pump | ||||
| Check pressure settings | ||||
| Additional Comments/Summary | ||||
GENERAL DISCLAIMER: |
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