KOMATSU PC 220-7 NO ENGINE ACCELERATION NO ENGINE STOP

THIS KOMATSU PC220-7 REPORTED NO ACCELERATION AND NO ENGINE STOP, HOW TO REPAIR IN A SIMPLE WAY AND STEP TO FIX THE PROBLEM.KEEP ON WATCHING AND SEE WHAT HAPPEN. WARNING AND BE CAREFULL click this link for more video: 1.,KOMATSU PC400-8 SERVICE MENU SECRET CODE TO ACCESS, MONITORING ERROR, HYD. PUMP PRESSURE, AND MORE. 2.,MAIN RELIEF VALVE, KOMATSU PC220-400/7&8 REPAIRING CAUSE OF VIBRATION OR SHAKING OF PILOT LEVER. 3.,KOMATSU PC 220/228-6/7 PC & LS PROBLEM ENGINE ITS OVERLOAD OR ALMOST STOP WHILE WORKING. 4.,KOMATSU PC400-7 TUTORIAL HOW TO CUTOUT THE INJECTOR SIMPLE PROCEDURE.