• Faults caused by improper handling or mounting; power outage, surge voltage, lightning,
accidental breaking of the pv module;
• Unauthorized alterations or modifications of the pv module;
• Faults resulting from disregard of widely acknowledged technical rules; operating or installation
errors; faulty system layout, system configuration, or mounting, as well as improperly conducted
cabling or installation works;
• Faults resulting from the use of faulty parts, e.g. supporting structure, fastening elements,
system components such as inverters, supply cables or bypass diodes;
• Faults resulting from installation of or pv modules from third-party suppliers;
• Faulty use, e.g. operation of the pv modules under unsuitable environmental conditions that do
not comply with either product specifications, or with the operating manual, or with type label
specifications;
• Faults caused by incorrect or non-existent maintenance, testing, or action by third parties;
• Glass breakage due to extraordinary causes, damage from flying objects, excessive mechanical
stress, theft and natural phenomena / acts of god / force majeure (e.g. earthquake, fire, hail,
direct and indirect lightning strike, high winds, flooding, snow load, avalanche, landslip, insect
plague and other animal interference; acts of war, vandalism, riots, terrorist acts etc.), as well as
any other damage caused by third parties, such as incorrect handling, transport, storage,
operation, the use of force, or negligence by a party/person whom the pv module manufacturer
is not responsible for, or by the final customers themselves;
• Furthermore, cosmetic defects which do not impair the performance of the pv module shall not
be considered as a warranty obligation.