OCTOBER 2005 MACHINE MAINTENANCE 75
SIEMENS
MAINTENANCE MANUAL
Daily & Weekly Safety Tests for CE Safety Circuits
To ensure proper functioning of safety circuits, the following tests should be performed
on a regular basis.
Daily
Front Door Lock Daily Test for 2030-OA
1. Close all doors. Make sure machine is not in emergency stop.
2. Open front door. You may be able to hear the spindle contactor open, if not a
second person will be needed to watch the contactor.
3. Close front door. You may be able to hear the contactor close, if not see 2 above.
4. Start spindle. Attempt to open front door. Front door should be locked.
5. Stop spindle. There should be a delay of 1 to 5 seconds after the spindle comes to
a complete stop before the door unlocks. (This delay can be adjusted from 1 to 5
seconds.)
6. In either automatic or manual mode command a tool change. Attempt to open the
door. Front door should be locked while turret is moving toward spindle or while
dual arm tool changer arm is in motion.
Dual Arm Tool Changer Daily Test
No daily test.
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