- The machine tool shall be maintained in accordance with the regular maintenance schedule to reduce downtime and extend the service life of the machine tool.
- The modular structure and easy access to components facilitate monitoring of each system of the machine tool.
- The hydraulic and control systems of the machine tool are equipped with detection sensors for easy troubleshooting.
- Pressure sensors and controller alarms are used to warn the operator through the display when a system failure occurs.
- Circuit breakers are used to visually determine the electrical status of each circuit.
- The additional input/output modules in the electrical cabinet are equipped with LED displays to confirm the circuit status.
Service
Maintenance Schedule
Preventive Maintenance Schedule
Standard Maintenance Schedule
The following maintenance intervals are approximate and need to be performed more frequently under harsh processing conditions. The preventive maintenance frequency applies to a single daily shift; when operating two or three shifts a day, the maintenance frequency should be increased proportionally.
8 Hours
- Inspect the main safety door window.
- Drain the air filter/coalescing filter.
- Check the coolant level.
- Check the coolant concentration and pH value.
- Inspect the coolant filter and replace the filter element if necessary.
- Check for iron chips in the water tank and remove them if necessary.
- Inspect the hydraulic heat exchanger fan.
- Check the hydraulic oil pressure gauge.
- Check the hydraulic oil level and for leaks.
40 Hours
- Remove iron chips from the water tank.
- Clean the chip collection groove of the water tank.
- Clean the air filter.
- Clean and wipe the machine tool.
160 Hours
- Replace the air line filter.
- Inspect the cooling pump.
500 Hours
- Clean the filter bowls of the air filter/regulator and coalescing filter.
1000 Hours
- Flush and clean the cooling system and replace the cutting fluid (clean the water tank also when changing the type or brand of coolant).
- Inspect all oil pipes for cracks, damaged fittings, and defects.
- Check for aging of hydraulic system cables; inspect LEDs.
- Lubricate all axes of the machine.
2000 Hours
- Replace the hydraulic system filter element.
- Install a new controller backup battery (Hardinge recommends replacing the battery every 2000 hours).
- Install new drive unit batteries (Hardinge recommends replacing the batteries every 2000 hours).
4000 Hours
- Inspect the seal of the hydraulic tank filler cap.
Maintenance Schedule for Optional Accessories
8 Hours
- Clean the tool setter.
- Remove iron chips from the parts catcher.
- Lubricate the chuck.
40 Hours
- Clean the chip conveyor.
- Inspect the parts collector.
- Inspect the electrical cabinet air conditioner filter. Clean or replace it in accordance with the manufacturer’s recommendations.
160 Hours
- Disassemble and clean the chuck.
1000 Hours
- Inspect the warning light.
- Tighten the electrical connectors of the electrical cabinet and control box.
- Lubricate the chip conveyor.
Service contact
Tel: +41 71 242 92 32
Help Desk: kel.diagnostic@kellenberger.net
Spare parts: kel.parts@kellenberger.net
