Lightning protection
PRECAUTIONARY MEASURES
During installation, maintenance and operation, one must follow these rules:
4.6.
Connecting the collectors to lightning protection should be done according to the current regulation.
5
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Follow general safety regulations.
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All operations on the roof can be done only by a trained person, who has a permit to work at height and is equipped
with appropriate protective equipment.
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Ensure the safety of the zone around the roof's work site.
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Do not expose the collectors to direct sunlight when unfilled with heat transfer fluid. If necessary cover collectors
with opaque material.
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Nuts of the collector's connections are to be tightened until a
slight resistance is felt
(max. 5 Nm (3,7 lb·ft)).
Overtightening the connection may result in a permanent damage of the collector.
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Installation should not be filled only in case of direct sunlight or when the collector is not covered.
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While filling the installation take all precautions recommended by the working fluid manufacturer. When filling and
servicing the installation, pay attention to possible high temperature of the working fluid.
Risk of burns!
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During installation or an accident, the elements of the collector and the piping system may be hot.
Risk of burns!
4 22.12.2016
4.5.
Working fluid
Fill the solar collectors installation with working fluid of proper physico-chemical properties. Recommended are
the fluids on the basis of propylene glycol namely: TERMSOL EKO, CORACON SOL 5F.