Electrical Service & Maintenance Safety - G&L MMC-A2 Hardware Manual

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10. Never operate the equipment outside specification limits.
11. Keep alert and observe indicator lights, system messages and warnings
12. Do not operate faulty or damaged equipment. Make certain proper ser-
2.7 Electrical Service & Maintenance Safety
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G & L Motion Control Inc.
Where access to the control system is permitted for manual operation,
only those doors which provide that access should be unlocked. They
should be locked immediately after the particular operation is com-
pleted.
Never remove warnings that are displayed on the equipment. Torn or
worn labels should be replaced.
Do not start the control system until all personnel in the area have been
warned.
Never sit or stand on anything that might cause you to fall onto the con-
trol equipment or its peripheral equipment.
Horseplay around the control system and its associated equipment is
dangerous and should be prohibited.
Know the emergency stop procedure for the system.
For maximum protection when carrying out major servicing requiring
the system to be powered down, the power source should be locked
using a lock for which only you have the key. This prevents anyone
from accidentally turning on the power while you are servicing the
equipment.
that are displayed on the system.
vice and maintenance procedures have been performed.
ALL ELECTRICAL OR ELECTRONIC MAINTENANCE AND
SERVICE SHOULD BE PERFORMED BY TRAINED AND
AUTHORIZED PERSONNEL ONLY.
It should be assumed at all times that the POWER is ON and all condi-
tions treated as live. This practice assures a cautious approach which
may prevent accident or injury.
To remove power:
LOCK THE MAIN SWITCH IN THE OPEN POSITION.
USE A LOCK TO WHICH ONLY YOU HAVE THE KEY.
Make sure the circuit is safe by using the proper test equipment. Check
test equipment regularly
Capacitors take time to discharge. Care should be taken in manual dis-
charging of capacitors
There may be circumstances where troubleshooting on live equipment
is required. Under such conditions, special precautions must be taken:
MMC Hardware Manual
Safety Precautions
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