Safety Devices; Maintenance Operation Preparations; Maintenance Operation - Acer ATL 1840E Operation Manual

1.4.8 Safety devices

1) Front guard, rear guard and chuck guard.
2) Over travel limit switches.
3) Chuck barrier, tail barrier and tool barrier (NC software)
4) Stored stroke limit (NC software)
5) Emergency Stop push buttons.

1.4.9 Maintenance operation preparations

1) Do not proceed to any maintenance operation unless being instructed to do
it by the foreman.
2) Replacement parts, consumable (packing, oil seals, O-rings, bearing, oil and
grease etc.） should be arranged in advance.
3) Prepare to record preventive and corrective maintenance operations.
DANGER
1) Thoroughly read and understand the safety precautions in the instruction
manual.
2) Thoroughly read the whole maintenance manual and fully understand the
principles, constructions and precautions involved.

1.4.10 Maintenance operation

DANGER
1) Those not engaged in the maintenance work should not operate the main
circuit breaker or the control power ON switch on the operating panel. For
this purpose, "Do not touch the switch, maintenance operation in progress"
or similar working should be indicated on such switches and at any other
appropriates locations, such indication should be secured by a
semi-permanent means in the reading direction.
2) With the machine turned on, any maintenance operation can be dangerous.
In principle, the main circuit breaker should be turned off throughout the
maintenance operation.
WARNING
1) Maintenance operation should be done by a qualified person. Keep close
Page 1-14