Doosan Lift Truck G20P-5

Hydraulic Oil - Check, Clean, Change

Replace Oxygen Sensor (G420F(E)/G424F(E) Engine Only)

Replace Spark Plugs (G420F(E) Engine Only)

Checking the TMAP Sensor (G420F(E)/G424F(E) Engine Only)

Inspect for Intake Leaks (G420F(E)/G424F(E) Engine Only);

Engine Valve Lash (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

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

Replace Spark Plugs (G424F(E) LP, Dual Fuel Engine Only)

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

Testing Fuel Lock-off Operation (LP Engine Only)

Fuel Injectors (Diesel Engine Only) - Inspect, Clean, Test

Crankcase Breather System (4TNV98 Diesel Engine Only) - Inspect;

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 service completion