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9.3 piping systems repair and maintenance
Isolate heating cable circuit and protect the heating cable from
mechanical or thermal damage during pipe repair work.
Check heating cable installation after pipe repairs and
make sure, that thermal insulation is restored, following the
recommendations in Section 8. Check correct functioning of all
relevant electrical protection systems.
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Trouble shooTing
Warning: Damage to cables or components can cause
sustained electrical arcing or fire. Do not energize heating
cables that have been damaged. Damaged heating cable
or terminations must only be repaired or replaced by
qualified personal. Contact pentair Thermal management for
assistance.
It should be carefully evaluated, whether the severity of the
damage allows on-site repair or whether the entire heating cable
needs to be replaced.
Also refer to the Troubleshooting guide on the following pages. If the
problem persists after following the guidelines, contact Pentair Thermal
Management.
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