Mohamed Abdulrahman Al-Bahar Service Technician Interview Questions and Answers

Excavator boom cylinder drift can be caused by various factors.

• Leaking seals in the cylinder

• Contaminated hydraulic fluid

• Worn piston or rod

• Loose or damaged hydraulic lines

• Faulty control valve

• Improperly adjusted relief valve

• Air in the hydraulic system

• Incorrect installation or assembly

• Excessive load on the cylinder

• Lack of maintenance

• Environmental factors such as temperature changes

A pressure compensator valve is a type of valve that maintains a constant pressure in a hydraulic system.

• It is used in hydraulic systems to maintain a constant pressure despite changes in flow rate or load.

• It works by adjusting the flow of fluid through the valve to maintain a set pressure.

• Examples include relief valves, flow control valves, and pressure reducing valves.

• It is important for ensuring the proper functioni

I would start by checking the air filter, fuel filter, and spark plugs. Then move on to checking the fuel pressure and compression.

• Check air filter

• Check fuel filter

• Check spark plugs

• Check fuel pressure

• Check compression