Publication 2100-IN012C-EN-P - April 2009 63
Operator Handle and Unit Interlock Chapter 6
Defeating the Unit Interlock
Lever
Refer to the following information for defeating the unit interlock
lever.
Energize a Unit with the Unit Door Open
When the unit door is open and the operator handle is in the OFF/O
position, the defeater lever must be deliberately lifted on the vertical
handles or pushed to the left for horizontal handles, to move the
operator handle to the ON/I position, and energize the unit.
Defeater Lever for Vertical Operator Handle
ATTENTION
When working on or near energized electrical equipment,
follow established electrical safety-related work practices.
Refer to NFPA 70E Standard for Electrical Safety in the
Workplace.
Personal protective equipment (PPE) is not shown for clarity.
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