Cahyono Adi

Conducted maintenance for 40+ mining trucks (HD777E, 777D, 785C, 745, FMX 440) and fleets of dozers (D8–D10) and small-large excavators/diggers. Performed 20+ major component R&I including engine, transmission, and final drive on CAT units with zero post-installation critical failures. Assisted in large excavator component removal/installation, improving equipment availability and reducing downtime during shutdowns.

Mechanic WIP - PT. Thiess Contractors Indonesia - Balikpapan Support Facility, East Borneo

(2022-12)

• Conducted maintenance for 40+ mining trucks (HD777E, 777D, 785C, 745, FMX 440) and fleets of dozers (D8–D10) and small-large excavators/diggers.
• Performed 20+ major component R&I including engine, transmission, and final drive on CAT units with zero post-installation critical failures.
• Assisted in large excavator component removal/installation, improving equipment availability and reducing downtime during shutdowns.
• Supported daily maintenance operations across full mining unit fleets, ensuring safe and efficient equipment performance.
• Performed field troubleshooting for mining fleets (resolving issues such as overheating, power loss, hydraulic leaks, and abnormal vibration), ensuring repairs met operational and safety standards.

Heavy Equipment Mechanic - PT. Dharma Henwa, Tbk - Bengalon, East Borneo

(2018-12 - 2022-12)

• Conducted maintenance for Komatsu units including HD465, HD785, HD1500, and 730E.
• Performed minor and major repairs on Komatsu HD785, HD1500, and 730E trucks.
• Ensured unit reliability through systematic inspections, repairs, and preventive maintenance activities.

Heavy Equipment Mechanic - PT. Alun Nusantara - Balikpapan, East Borneo

(2016-10 - 2018-08)

• Performed rebuilds of transmission, engine, and differential for Mercedes-Benz, Volvo, and Renault trucks.
• Conducted performance testing after overhaul to ensure optimal unit functionality.
• Handled component removal and installation on various heavy equipment units.
• Performed troubleshooting and diagnostics on engine and transmission systems to identify and resolve equipment issues.

Major of Management - Management - Universitas Terbuka (2024-01) Balikpapan, East Borneo

Vocational Certificate - Automotive - SMK Negeri 5 Balikpapan (2013 - 2016) Balikpapan, East Borneo