O&M Manual –90E1720004
Section 9 Maintaining the Bypass-Isolation Transfer Switch Page 47 of 52
Bus Bar Joints, Lug Terminations, and Insulating Materials
HAZARD OF EQUIPMENT DAMAGE
Do not stand or remove plating on any bus, splice plate, or
terminal lug.
Damage to plating can result in overheating. Replace damaged
part. Contact Russelectric Inc. Field Services at 1-800-654-3020.
Failure to follow this instruction can result in equipment damage.
1. Bus bar joints are maintenance-free. Do not retighten them after the pre-energizing
checkout procedure is complete.
2. Check all bus bar joints and terminal lugs for any pitting, corrosion, or discoloration
resulting from high temperatures or subjection to high fault conditions. If any
damage has occurred, replace the bus bars or lugs. If cleaning is required, use Lectra-
Clean®, made by CRC.
3. Inspect all insulating materials. Before re-energizing the switch, replace insulators
having any visible damage (such as cracks).
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