SERVICE PREVENTIVE MAINTENANCE

Electrical system work
 - Medium voltage incoming line (overhead and underground)
 - Medium voltage Switchgear
 - Transformer
 - Generator
 - MDB and EMDB
 - Local panel and control panel
 - Fire alarm system
 - Publice address system, Lan system and telephone system
 - Lightning faraday system and grounding system
Mechanical system work
 - Air conditioner system and ventilation system
 - Booster pump, Pumping system and cooling system
 - Fire protection system
 - Air compressor system
 - Drainage system and kitchen ware
 - RO system
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