Doosan Lift Truck GC20E-3

Hydraulic Oil - Check, Clean, Change

Checking the TMAP Sensor (G424E/G430E Engine Only)

Inspect for Intake Leaks (G424E/G430E Engine Only)

Replace PCV Valve and breather element - Change (LP-Gas, Gasoline and Dual Fuel Engines);

Hydraulic Return Filter – Change

Loosen the bolts of the hydraulic tank top plate assembly

Remove the return filter from tank top plate assembly

Install the tank top plate assembly and fasten the bolts

Start the engine and operate the hydraulic controls, and the steering system, through a few cycles to fill the lines. Look for oil leaks

Stop the engine and check the oil level. With all cylinders retracted, maintain the oil level to the FULL mark on the dip stick/filter cap assembly

Sign off on the hydraulic return filter change

Fuel Filter(G424 Gasoline & Dual Fuel Engine Only) - Change

Engine Valve Lash (B3.3 Diesel Engine Only) – Check, Adjust

Steer Wheel Bearings - Reassemble

Drive Wheel Bearing (Power Shaft and Drive Wheel) – Reassemble

Inspect Ignition System (LP-Gas, Gasoline & Dual Fuel Engines Only)

Replace Spark Plugs (LP-Gas, Gasoline & Dual Fuel Engines Only)

Replace LP Fuel Filter Element (LP-Gas, Dual Fuel Engine Only)

Fuel Filter(LP-Gas Engine Only)

Testing Fuel Lock-off Operation (LP-Gas Engine Only);

Hydraulic Return Filter, Breather & Strainer - Check, Change

Transmission Oil, Oil Filter & Strainer - Check, Clean, Change

Lift Chains - Test, Check, Adjust

Carburetor (LP-Gas, Gasoline & Dual Fuel Engine Only) - Adjust, Clean

Inspect Coolant Hoses (LP Engine Only)

LP Regulator/Converter Inspection (LP Engine Only)