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Maintenance some technical categories of buildings (sanitary moto lubrication of electric fans for ventilation systems and fire pumps, pump water supply systems, sanitation periodic low voltage room, cabinet electrodynamics Building capacity for the power supply, the indoor unit Cleaning of central air conditioning systems, test operation smoke alarms and fire fighting, cleaning filters fan HRV systems, sanitary and check technical parameters of the machine generator). Ensure the technical system in good operating buildings
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