TP-6714 4/10 105Section 7 Scheduled Maintenance
Tighten loose external hardware. Replace any worn,
missing, or broken external components with
manufacturer-recommended replacement parts.
Contact a local authorized distributor/dealer for specific
part information and ordering.
Internal Inspection. Disconnect all power sources,
open the transfer switch enclosure door, and inspect
internal components monthly or when any condition
noticed during an external inspection may have affected
internal components.
Contact an authorized distributor/dealer to inspect and
service the transfer switch if any of the following
conditions are found inside the transfer switch.
D Accumulations of dirt, dust, moisture, or other
contaminants
D Signs of corrosion
D Worn, missing, or broken components
D Loose hardware
D Wire or cable insulation deterioration, cuts, or
abrasion
D Signs of overheating or loose connections:
discoloration of metal, melted plastic, or a burning
odor
D Other evidence of wear, damage, deterioration, or
malfunction of the transfer switch or its components.
If the application does not allow a power interruption for
the time required for the internal inspection, have an
authorized distributor/dealer perform the internal
inspection.
7.3.2 Other Inspections and Service
Have an authorized distributor/dealer perform
scheduled maintenance, service, and other
maintenance that ensures the safe and reliable
operation of the transfer switch. See Section 7.4,
Service Schedule, for the recommended maintenance
items and service intervals.
Have an authorized distributor/dealer repair or replace
damaged or worn internal components with
manufacturer-recommended replacement parts.
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