Hydraulic and electrical mechanical engineer for excavators. Mobile workshop inside and outside Riyadh. #AbuMustafa #Excavator_Inspection_Before_Purchase Diagnosis and repair of malfunctions #Hydraulic_Pump_Overhaul #AC_Repair_and_Freon_Refill Repair of electrical problems, piston repair, adjusting the "daggag" (likely a specific part or function), and adjusting the excavator's balance. To learn about Abu Mustafa, copy #Ahmed_Abu_Mustafa_Excerpts and paste it on YouTube or TikTok to learn about malfunctions and maintenance methods. Short consultations are free, please consider call times. #Note If it's your first time dealing with us, please check our account before we come, because my heart is melting 😂