Revision 3
A. Electrical Components, Control Panel & Push Button Station
WARNING:
SERVICING
AN
ENERGIZED ELECTRICAL SYSTEM CAN
BE
HAZARDOUS,
SEVERE
INJURY CAN RESULT FROM ELECTRICAL SHOCK OR BURN.
RECOMMENDED PRACTICE
IS TO DISCONNECT ELECTRICAL SYSTEM FROM
THE POWER SOURCE.
Periodic Inspection
Electrical components should be inspected periodically. Inspection intervals should be based
on environmental and operating conditions, and adjusted as indicated by experience.
An
initial inspection within three (3) or four ( 4) months after delivery is suggested. Applicable
parts
of
the following guidelines should be used:
Contamination
If
inspection reveals that dust, dirt, moisture or other contamination has reached the electrical
components, the cause must be eliminated. This could indicate an incorrect or ineffective
enclosure, unsealed enclosure openings (conduit or other) or incorrect operating procedures.
Dirty, wet, contaminated, or corroded parts must be replaced unless they can be cleaned
effectively by vacuuming or wiping.
Final Check Out
After maintenance or repairs
of
electrical components, always test the electrical system for
proper functioning under controlled conditions that avoid hazards in the event
of
a
malfunction.
1. Daily or Approximately Every Eight (8) Hours of Operation
Operating Mechanism
a.
Check gauges, switches, and push buttons for proper functioning and freedom from
sticking or binding. Replace any broken, deformed or badly worn parts. Check for, and
re-tighten securely, any loose fasteners.
Pilot Light
a.
Check bulbs for burn out or damaged lens.
© Copyright August, 2000 NLB Corporation
5-7
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