Dkagbh0e page 17 – John Deere 310SG User Manual
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17
Hydraulic System
310G
310SG
System .......................................................................open center
open center
Pressure
Backhoe...............................................................3,625 psi (25 000 kPa)
3,625 psi (25 000 kPa)
Loader .................................................................2,900 psi (20 000 kPa)
3,625 psi (25 000 kPa)
Flow @ 2,200 rpm......................................................28 gpm (106 L/min.)
36.6 gpm (139 L/min.)
Backhoe...............................................................28 gpm (106 L/min.)
36.6 gpm (139 L/min.)
Loader .................................................................28 gpm (106 L/min.)
28 gpm (106 L/min.)
SAE Operating Weights
Standard .....................................................................12,800 lb. (5806 kg)
13,500 lb. (6124 kg)
Cab adds .............................................................580 lb. (263 kg)
580 lb. (263 kg)
Mechanical-front-wheel-drive with tires adds ......370 lb. (168 kg)
485 lb. (220 kg)
Extendable dipperstick excluding required
counterweight adds ......................................440 lb. (200 kg)
490 lb. (222 kg)
Typical operating weight with cab, mechanical-
front-wheel drive with tires, and extendable
dipperstick
Counterweights (2) equaling 900 lb. (408 kg).......15,090 lb. (6845 kg)
15,955 lb. (7237 kg)
Backhoe bucket coupler adds .....................................130 lb. (59 kg)
138 lb. (63 kg)
Front loader coupler adds ...........................................630 lb. (286 kg)
630 lb. (286 kg)
Cylinders
Bore
Stroke
Rod
Bore
Stroke
Rod
Loader boom (2) .........................................................3.15 in. (80 mm)
31.1 in. (790 mm)
1.97 in. (50 mm)
3.15 in. (80 mm)
31.1 in. (790 mm)
1.97 in. (50 mm)
Loader bucket (1)........................................................3.54 in. (90 mm)
29.29 in. (744 mm)
1.97 in. (50 mm)
3.54 in. (90 mm)
29.29 in. (744 mm)
1.97 in. (50 mm)
Backhoe boom (1).......................................................4.33 in. (110 mm)
32.32 in. (821 mm)
2.20 in. (56 mm)
4.72 in. (120 mm)
31.3 in. (795 mm)
2.20 in. (56 mm)
Backhoe crowd (1)......................................................4.33 in. (110 mm)
21.77 in. (552.9 mm)
2.48 in. (63 mm)
4.53 in. (115 mm)
23.74 in. (603 mm)
2.48 in. (63 mm)
Backhoe bucket (1) .....................................................3.15 in. (80 mm)
35.1 in. (891.5 mm)
1.97 in. (50 mm)
3.54 in. (90 mm)
31.9 in. (810 mm)
2.20 in. (56 mm)
Backhoe swing (2) ......................................................3.15 in. (80 mm)
12.2 in. (310 mm)
1.77 in. (45 mm)
3.54 in. (90 mm)
10.9 in. (278 mm)
1.97 in. (50 mm)
Backhoe extendable dipperstick (1) ............................2.48 in. (63 mm)
41.81 in. (1062 mm)
1.26 in. (32 mm)
2.76 in. (70 mm)
41.81 in. (1062 mm)
1.57 in. (40 mm)
Backhoe stabilizer (2)..................................................3.15 in. (80 mm)
19.69 in. (500 mm)
1.97 in. (50 mm)
3.94 in. (100 mm)
19.69 in. (500 mm)
1.97 in. (50 mm)
Steering
Non-powered axle (1)...........................................2.56 in. (65 mm)
8.39 in. (213 mm)
1.42 in. (36 mm)
2.56 in. (65 mm)
8.39 in. (213 mm)
1.42 in. (36 mm)
Mechanical-front-wheel drive (1) .........................2.56 in. (65 mm)
8.27 in. (210 mm)
1.50 in. (38 mm)
2.56 in. (65 mm)
8.27 in. (210 mm)
1.50 in. (38 mm)
Backhoe Performance
Bucket range ..............................................................12–30 in. (305–762 mm)
12–36 in. (305–914 mm)
With standard backhoe
Digging force, bucket cylinder..............................11,106 lb. (49.4 kN)
11,990 lb. (53.3 kN)
With heavy-duty cylinder option.......................................................................................................................................15,236 lb. (67.7 kN)
Digging force, crowd cylinder...............................7,006 lb. (31.2 kN)
8,090 lb. (36.0 kN)
Bucket rotation ....................................................190 degrees
190 degrees
Loader Performance
Bucket range ..............................................................1.00–1.25 cu. yd. (0.76–0.96 m
3
)
1.18–1.32 cu. yd. (0.91–1.01 m
3
)
1.00-cu. yd. (0.76 m
3
)
1.25-cu. yd. (0.96 m
3
)
Heavy-Duty Long Lip
Heavy-Duty Long Lip
Breakout force ............................................................8,500 lb. (38.0 kN)
10,210 lb. (45.4 kN)
Lifting capacity, full height ..........................................6,200 lb. (2812 kg)
7,340 lb. (3332 kg)
Vertis QCA
1300 19th Street, Suite 200
East Moline, IL 61244
Cyan
Magenta
Yellow
Black
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