Doosan Lift Truck G30P-3

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

Warning: Ensure the engine and exhaust pipe are cooled before starting the procedure

Engine stopped and exhaust pipe cooled

Electrical connector of oxygen sensor disconnected

New oxygen sensor assembled with correct tightening torque (45 N•m or 32.5 lb•ft)

Electrical connector of oxygen sensor connected

Sign off on the oxygen sensor replacement

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)

Air Intake System - Check, Clean

Mast, Carriage, Lift Chains & Attachments - Inspect, Lubricate

Steering Mechanism - Check, Lubricate

Battery Terminal - Clean, Inspect

Engine Oil & Filter (LP & Gasoline Engine Only) - Change

PCV Valve System - Inspect, Clean

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