Why is auto-idle inoperable or not released on Hitachi ZAXIS 135US-5B?
If the auto-idle function is inoperable or not released on your Hitachi Excavators, it could be due to: * Faulty pressure sensor: Replace the pressure sensor. * Poor contact in connector: Repair or replace the connector. * Damaged wire harness: Repair the wire harness. * Faulty controller: Replace the controller.
What causes Hitachi ZAXIS 135US-5B Excavators batteries to discharge quickly?
If the batteries in your Hitachi Excavators discharge quickly after being charged, it could be due to: * A shorted cable: Repair or replace the cable. * A shorted battery separator: Repair or replace the separator. * Increased sediment in the battery: Replace the battery.
What to do if Hitachi Excavators starter rotates but doesn't start?
If the starter rotates but the Hitachi Excavators engine doesn't start, check for: * No fuel: Ensure there are no fuel leaks and refill the fuel. * Air in the fuel system: Bleed the air from the system. * Clogged fuel filter: Drain any water and replace the filter element. * Frozen fuel: Warm the fuel pump with hot water or wait for the temperature to rise.
Why do Hitachi ZAXIS 135US-5B batteries will not be charged?
If the batteries in your Hitachi Excavators are not charging, it could be due to: * A broken battery separator: Replace the separator. * A faulty regulator: Adjust and replace the regulator. * A faulty ground line: Repair the ground line. * A faulty alternator: Repair or replace the alternator.
What to do if Hitachi ZAXIS 135US-5B Excavators engine stalls soon after starting?
If your Hitachi Excavators engine stalls soon after starting, consider the following: * Too low idle speed: Repair the idle speed. * Clogged fuel filter: Drain water and replace the element. * Clogged pre-fuel filter: Clean or replace the element. * Faulty engine control system: Repair the engine control system. * Clogged air cleaner: Clean or replace the element. * Faulty injection pump: Repair the injection pump.
Why does the work mode not change on Hitachi ZAXIS 135US-5B Excavators?
If the work mode does not change on your Hitachi Excavators, it could be due to: * Faulty mode switch: Replace the mode switch. * Poor contact in connector: Repair or replace the connector. * Damaged wire harness (between MC and monitor): Repair the wire harness. * Faulty controller (MC): Replace the controller. * Faulty solenoid valve: Repair or replace the solenoid valve.
Why won't the Hitachi ZAXIS 135US-5B Excavators lever return to neutral?
If the lever on your Hitachi Excavators does not return to neutral, the cause may be: * Faulty pilot valve: Replace the pilot valve.
Why even if operating the engine control dial, the engine speed does not change in Hitachi ZAXIS 135US-5B?
If the engine speed does not change when operating the engine control dial in your Hitachi Excavators, it could be due to: * Blown fuse: Replace the fuse. * Faulty engine control dial: Replace the engine control dial. * Poor contact in connector: Repair or replace the connector. * Damaged wire harness (between EC dial and MC, or MC and ECM): Repair the wire harness. * Faulty controller (MC, ECM): Replace the controller.
Why does Hitachi ZAXIS 135US-5B Excavators travel speed does not change?
If the travel speed on your Hitachi Excavators does not change, it could be due to: * Faulty travel mode switch: Replace the switch. * Faulty pressure sensor: Replace the sensor. * Faulty pump 1 and 2 delivery pressure sensors: Replace the sensors. * Faulty pumps 1, 2 control pressure sensors: Replace the sensors. * Poor contact in connector: Repair or replace the connector. * Damaged wire harness: Repair the wire harness.
What causes Hitachi ZAXIS 135US-5B Excavators to not travel smoothly?
If your Hitachi Excavators does not travel smoothly, it could be due to: * Overly tensioned or slackened crawler sag: Adjust the crawler sag. * Lack of lubricant in front idler and/or roller: Refill lubricant. * Deformed track frame: Repair or replace the track frame. * Embedded foreign matter such as rock fragments: Remove the foreign matter. * Dragged parking brake: Repair the parking brake.
Read and follow all safety signs and messages. Ensure signs are maintained and replaced when necessary.
Be prepared for fires or accidents by keeping first aid and fire extinguishers ready.
Wear appropriate close-fitting clothing and safety equipment suitable for the job.
Confirm travel lever direction, detour obstructions, and avoid traveling over them.
Park on a firm, level surface, lower bucket, turn off auto-idle, stop engine, and lock controls.
Handle fuel with care due to flammability. Store flammable fluids away from fire hazards.
Check for oil leaks and short circuits to prevent fires. Clean up flammable materials daily.
Keep sparks and flames away from batteries. Handle electrolyte with care due to poisonous nature.
Ensure ROPS certification is valid and always fasten seat belt to maintain protective function.
Provides solutions for various alarm indications shown on the monitor.
Perform daily checks on engine, undercarriage, working device, upperstructure, and others.
Follow procedures for starting the engine, including confirming pilot control lever and using the key switch.
Addresses stability, avoiding objects, and cylinder stroke end operation for breaker use.
Covers machine stability, avoiding damage, and proper operation techniques for crushers.
Always load/unload on a firm, level surface using appropriate docks or ramps.
Use proper lifting cables, consult dealer for procedures, and ensure machine stability.
Service machine correctly following procedures. Inspect daily before starting.
Check engine oil level daily. Ensure it is between the upper and lower marks on the dipstick.
Change hydraulic oil and filter to extend pump life, based on breaker operating availability.
Troubleshooting steps for engine not starting or stalling.
Diagnosing and resolving issues with hydraulic functions, power, and oil temperature.
General| Brand | Hitachi |
|---|---|
| Model | ZAXIS 135US-5B |
| Category | Excavators |
| Language | English |
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