Doosan Lift Truck D20S-3

Engine Valve Lash (DB33A Diesel Engine Only) - Check, Adjust

Fuel Tank Filter Cap and Screen (If Equipped) - Clean

Seat, Hood Latch & Support Cylinder - Check, Lubricate

Fuses, Bulbs, Circuit Breaker & Relay - Change, Reset

Fuse & Relay (G424E/G430E Only)

Priming the Fuel System (Diesel Engine Only)

Tires and Wheels (D, G-Series) - Inspect, Check

Carriage Roller Extrusion – Adjust;

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

Inspect Foot Pedal Operation (G420F(E)/G424F(E) Only)

Inspect Engine for Exhaust Leaks

Walk-Around Inspection - Inspect

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

Engine Oil & Filter (Diesel Engine Only) - Change

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

Transmission oil, oil filter and strainer checked, cleaned and changed?

Parking brake tested and adjusted?

Sign off on the initial 50-100 hours/1 weekly service