LD-16 Door Operator - Modernization
Safety Precautions
October 2021 - 88420 v.1.0
3
Safety Precautions
Read this page before any work is performed on elevator equipment.
The procedures contained in this manual are intended for the use of
qualified elevator personnel. In the interest of your personal safety and
the safety of others, do not attempt any procedure that you are not
qualified to perform.
All procedures must be accomplished in accordance with the applicable
rules in the latest edition of the National Electrical Code, the latest edition
of ASME A17.1, and any governing local codes.
Terms in This Manual
CAUTION statements identify conditions that may result in damage to
the equipment or other property if improper procedures are followed.
WARNING statements identify conditions that may result in personal
injury if improper procedures are followed.
General Safety
Before applying power to the controller, check that all manufacturing
wire connections are tight on relays, contactors, fuse blocks, resistors,
and terminals on boards and DIN rail terminals. Connections loosened
during shipment may cause damage or intermittent operation.
Other specific warnings and cautions are found where applicable and do not
appear in this summary. See the
Employee Safety and Accident Prevention
Program Manual
and the
Elevator Industry Field Employees’ Safety Handbook
for electrical equipment safety information on installation and service.
Electrical Safety
All wiring must be in accordance with the National Electrical Code and be con-
sistent with all state and local codes.
Use the Proper Fuse
To avoid fire hazards, use only the correct type fuse, voltage, and current rating.
See the job specific drawings sheet (Power Supplies) for fusing information.
Electric shocks can cause personal injury or loss of life. Circuit breakers,
switches, and fuses may not disconnect all power to the equipment. Always
refer to the wiring diagrams. Whether the AC supply is grounded or not, high
voltage will be present at many points.
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