What to do if the MIL Lamp illuminates and remains ON in Doosan Forklifts?
If the MIL Lamp turns on while operating your Doosan Forklifts, safely park the truck, stop the engine, and then proceed with further checks.
Details specifications and relief pressures for control valves used in various models.
Illustrates the logic and components of the delayed engine shutdown system for different engine types.
Lists faults, descriptions, codes, fault actions, and corrective actions for the shutdown system.
Details specific fault codes, probable faults, fault actions, and corrective checks for the shutdown system.
Electrical schematic showing connections for the delayed engine shutdown system.
Explains how the operator sensing system functions based on seat switch and parking brake.
Schematic diagram of the Operator Sensing System components and connections.
Lists conditions, probable faults, and corrective actions for the OSS.
Diagram showing the hydraulic steering system components and fluid flow.
Procedure for removing air from the brake system.
General advice on troubleshooting and lists common tools needed.
Details common hydraulic system and mast problems and their probable causes.
Lists probable hydraulic and mechanical causes for slow lift cylinder extension.
Lists probable hydraulic and mechanical causes for unsmooth mast movement.
Lists probable hydraulic and mechanical causes for incorrect or slow mast tilting.
Lists probable hydraulic and mechanical causes for the carriage not lowering correctly.
Explains the unload function and lists probable electric and hydraulic causes for its failure.
Explains the safety lift lock function and lists probable causes for failure.
Lists probable causes for cylinders not holding their position when control levers are neutral.
Lists probable causes for excessive hydraulic oil temperature.
Lists probable causes for control valve spools not moving freely.
Lists probable causes for the load lowering when the lift spool is moved from neutral to raise.
Lists probable causes for excessive force required to turn the steering wheel.
Procedure to check relief valve pressure using a pressure gauge kit.
Procedure for checking and adjusting the lift relief valve pressure.
Procedure to check and adjust tilt and auxiliary relief valve pressures.
Procedure for checking steering system pressure and relief setting.
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