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Bobcat S66 Maintenance
The
Bobcat S66 skid steer loader driveline system components: a 146.5 cu.in (2.4L)
Bobcat Doosan D24 4-cylinder turbocharged diesel engine with a rated power of 74
hp (55.2 kW), and 2-speed hydrostatic transmission. The hydraulic system has a
pump with a rated capacity of 17.6 gal/min (66.5 l/min). The system relief
pressure is 3500 psi (241 bar). The Bobcat S66 is equipped with a vertical-lift
loader boom, 120 HSOC roller chains, and 10x16.5 or 31-12x16.5 tires. The skid
steer has a max lift height of 120" (3050 mm) to hinge pin and dump height of
94.3" (2395 mm). The rated operating capacity is 2400 lbs (1090 kg), and tipping
load is 4800 lbs (2180 kg).
| Refill Capacities |
Engine Oil Capacity, gal (L) ...................... 2.4 (9.2)
Engine Coolant Capacity, gal (L) ...................... 3.0 (11.3)
Hydraulic Reservoir Fluid Capacity, gal (L) ...................... 5.0 (18.9)
Hydraulic System Fluid Capacity, gal (L) ...................... 13.5 (51.1)
Chain Case Oil Capacity, gal (L) ...................... 10.0 (38.0)
| 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 ...................... 7343102
Engine Fuel Filter. Part Number ...................... 7336334
Primary Engine Air Filter. Part Number ...................... 7386225
Secondary Engine Air Filter. Part Number ...................... 7386224
Hydraulic Oil Filter. Part Number ...................... 7414582
Hydraulic Charge Filter. Part Number ...................... 7319444
Hydraulic Reservoir Breather Cap. Part Number ...................... 7025626
Cab Air Filter. Part Number ...................... 7176099
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| SKID STEER LOADERS SPECIFICATIONS |