Bobcat S740 Skid Steer Maintenance Data

The Bobcat S740 skid steer loader driveline system components: a 208.1 cu.in (3.4L) Bobcat Doosan D34 four-cylinder turbocharged diesel engine with a rated power of 74 hp (55 kW), and 1-speed or 2-speed hydro transmission. The hydraulic system has a pump with a rated capacity of 23 gal/min (87.1 l/min). The system relief pressure is 3500 psi (241 bar). The Bobcat S740 is equipped with a vertical-lift loader boom, 120 HSOC roller chains, and 12x16.5 tires. The skid steer loader has a maximum lift height of 132" (3355 mm) to hinge pin and dump height of 104.3" (2650 mm). The rated operating capacity is 3100 lbs (1405 kg), and tipping load is 6200 lbs (2810 kg).

Refill Capacities

Engine Oil Capacity, gal (L) ...................... 3.3 (12.6)
Engine Coolant Capacity, gal (L) ...................... 3.6 (13.7)
Hydraulic Reservoir Fluid Capacity, gal (L) ...................... 2.5 (9.5)
Hydraulic System Fluid Capacity, gal (L) ...................... 9.5 (36.0)
Chain Case Oil Capacity, gal (L) ...................... 11.0 (41.8)

Recommended Oil and Fluid

Engine Oil Type ...................... SAE 10W-30, 15W-40, 5W-30. API Service Category CG-4 or higher
Engine Coolant Type ...................... Bobcat PG Coolant or Bobcat EG Coolant
Hydraulic Fluid Type ...................... Bobcat All-Season Fluid, Superior SH, Bio Hydraulic
Chain Case Oil Type ...................... Bobcat All-Season Fluid, Superior SH, Bio Hydraulic

Service Intervals

Lubricate Cylinder Pivot Points ...................... Every 50 Hours
Check Hydraulic Fluid Level ...................... Every 50 Hours
Check Chain Case Oil Level ...................... Every 50 Hours
Check Battery Connections ...................... Every 100 Hours
Clean Primary Air Filter ...................... Every 100 Hours
Clean Fuel Filter ...................... Every 100 Hours
Change Engine Oil ...................... Every 250 Hours
Replace Engine Oil Filter ...................... Every 250 Hours
Replace Fuel Filter Element ...................... Every 250 Hours
Check Alternator Belt Tension ...................... Every 250 Hours
Check Drive Belt Tension ...................... Every 250 Hours
Replace Hydraulic Reservoir Breather Cap ...................... Every 500 Hours
Replace Hydraulic Charge Filter ...................... Every 500 Hours
Clean Cab Air Filters ...................... Every 500 Hours
Replace Primary Engine Air Filter ...................... Every 1000 Hours
Replace Secondary Engine Air Filter ...................... Every 1000 Hours
Replace Hydraulic Oil Filter ...................... Every 1000 Hours
Change Chain Case Oil ...................... Every 1000 Hours
Change Hydraulic Reservoir Fluid ...................... Every 1000 Hours
Replace Cab Air Filters ...................... Every 1000 Hours
Change Engine Coolant ...................... Every 2000 Hours

Replacement Parts

Engine Oil Filter. Part Number ...................... 7012303
Engine Fuel Filter. Part Number ...................... 7023589
Primary Engine Air Filter. Part Number ...................... 7286652
Secondary Engine Air Filter. Part Number ...................... 7010031
Hydraulic Oil Filter. Part Number ...................... 7248874
Hydraulic Charge Filter. Part Number ...................... 6686926 (Spin-on)
Hydraulic Reservoir Breather Cap. Part Number ...................... 6727475
Cab Air Filter. Part Number ...................... 7176099, 7193354

________________________________________________________________________________

________________________________________________________________________________________

BOBCAT SKID STEER AND COMPACT TRACK LOADERS

S100