Operating LPG-Powered Forklifts
© BT Industries AB 180424-040
77
Lubricant and Coolant
Engine oil
• Use SAE 30 motor oil (SAE 20 in cold weather).
Replace the oil once a month.
Cooling water
• Use a mixture of equal parts of water and a long-life coolant.
Change the cooling water every two years.
Engine Specifications
a: 4Y engine-powered, 1.5~1.8 ton class pneumatic tire vehicles
b: 4Y engine-powered, 2.0~J3.5 ton class pneumatic tire vehicles
Item Engine 4Y
ab
Gasoline/LPG models
Max. power PS/rpm 48/2400 52/2600
Max. torque kg/rpm 15/1600 ←
Ignition timing BTDC°/rpm 7°/750 ←
Idling speed rpm 750 ←
Max. no-load rpm rpm 2600 2800
LPG models
Max. power PS/rpm 50/2400 54/2600
Max. torque kg/rpm 16/1800 ←
Ignition timing BTDC°/rpm 7°/800 ←
Idling speed rpm 750 ←
Max. no-load rpm rpm 2600
2600 (2~2.5 ton)
2800 (3~J3.5 ton)