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 ELECTRICAL
Fresh Water Storage (Cathodic Protection System)-Continued
n Anode Suspensions (elevated water tanks and systems for waterfront
structures):
rust
corrosion
bent or broken suspension members or braces
frayed or broken suspension lines or cables
loose bolts
loose cable connections
frayed or broken wiring
n Anodes (waterfront structures where visible):
when more than 3/4 spent
report apparent average diameter remaining so arrangements can
be made for replacement or adjustment
n Bushing (supporting anode):
severe rust and corrosion where resistors including variable types
are installed in circuit
examine units for corrosion
broken or frayed wires
loose connections
n Electric wiring (hot water tanks):
poor insulation
loose connections
RECTIFIER-POWERED SYSTEMS: Record voltmeter and ammeter readings
where installed.
n Exterior of Enclosure:
rust
corrosion
mechanical damage
n
Cover Hinges and Locks:
inadequate lubrication
7-17
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