John Deere

OMMT2696

Issue C6

Professional Greensmower

2243 Diesel

Serial No. (958001 - )

Introduction

Safety Signs

Controls

Operating Machine

Operating Mower

Replacement Parts

Service Machine Safely

Service Intervals

Service Lubrication

Service Engine

Service Hydraulics/Transmission

Service Cutting Units

Service Electrical

Service Miscellaneous

Troubleshooting

Storing Vehicle

Assembly

Specifications

Engine

Electrical System

Vehicle Specifications

Transaxle, Reel Drive

Mower

Weights and Dimensions

Metric Bolt and Cap Screw Torque Values

Unified Inch Bolt and Cap Screw Torque Values

Warranty

John Deere Quality Statement

Copyright© Deere & Company

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Specifications


Engine

Model

Yanmar

Engine Model Number

3TNE68

Fuel

Diesel

Horsepower

13.4 kW (18 hp)

Cylinders

3

Cycle

4

Displacement

585 cm3 (35.7 cu in.)

Speed (fast idle)

2975 75 rpm

Speed (low idle)

1400 75 rpm

Pressurized Lubrication

Standard

Oil Filter

Full Flow Filter

Air Cleaner

Semi-Cyclone

Dry Type Dual Stage

Cooling System

Liquid-cooled


Electrical System

Type

Flywheel, Alternator

Capacity

16 Amp. Reg.

Battery

BCI Group, 22F

Battery Voltage

12 Volts

Battery Reserve Capacity

at 25 Amp

68 Minutes

Battery Cold Cranking Amps at 0° F

490 Amps


Vehicle Specifications

Wheels and Tires

18 x 9.50-8.00 2 ply, Smooth or Turf Tread

Brakes

Dual

Single Pedal,

2 Wheel Disk Brakes

15.2 cm (6 in.) Dia.

Mowing Speed

6.4 km/h (0-4 mph)

Transport Speed

13.7 km/h (0-8.5 mph)

Reverse Speed

4.8 km/h (0-3 mph)

Fuel Tank Capacity (Total)

37.9 L (10 gal)

Muffler

Horizontal Discharge

Below Frame

Hydrostatic and

Reel Drive System (Total)

22.7 L (6.6 gal)

Hydraulic Reservoir Capacity (Only)

16.6 L (4.4 gal)

Engine Oil

2.3 L (2.4 qt)

Cooling System Capacity

4.0 L (4.2 qt)


Transaxle, Reel Drive

Drive Wheels

Front

Traction Drive

Hydrostatic, 2 Pedal Control

Reel Drive

Hydraulic

Pumps:

Double Gear

Piston

Mow, Lift and Steering

Traction

Reel Control Valves

Electro Hydraulic,

One Valve Reel On-Off,

and One Valve Raise-Lower

Filtration

10 Micron

Mower Lift

Cylinder for Front 2 Units,

Cylinder for Center Unit


Mower

Number of Cutting Units

3

Size

22 in. (55.9 cm) Floating Standard Lateral, Fore, and Aft

Backlapping

Optional-Variable Speed Adjustment Capability

Clip Frequency

5.6 mm (.22 in.)

6.4 km/h (4.0 mph)

Front Rollers

Optional-Smooth or Grooved

Reel Diameter

12.7 cm (5 in.)

Bed Knife Adjustment

Reel-to-bed Knife

Height of Cut

2.4 to 19 mm (3/32 to 3/4 in.)

Number of Blades

9

Cutting Unit Drive

Direct Hydraulic Motor


Weights and Dimensions

Wheel Base

1.30 m (4 ft 3 in.)

Tread Width

1.02 m (3 ft 4 in.)

Mowing Position Width

1.57 m (5 ft 2 in.)

Turning Radius,

Uncut Circle

.60 m (23.6 in.)

Empty Weight

(less attachments)

467 kg (1030 lb)

Cutting Unit Weight

34 kg (74 lb)

Overall Length

2.26 m (7 ft 5 in.)

Overall Width

1.83 m (6 ft)

Overall Height

1.26 m (4 ft 2 in.)

Sound Rating:

Low Idle

High Idle

68 dB(A)

88 dB(A)


Recommended Lubricants

Fuel

Diesel

Engine Oil

John Deere PLUS-50TM

Engine Coolant

Ethylene Glycol Base

Transmission Oil

John Deere HY-GARD®

Grease

John Deere MOLY HIGH TEMPERATURE EP GREASE

John Deere HIGH TEMPERATURE EP GREASE

John Deere GREASE GARDTM


(Specifications and design subject to change without notice.)

Metric Bolt and Cap Screw Torque Values




Class 4.8

Class 8.8 or 9.8

Lubricateda

Drya

Lubricateda

Drya

Size

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

M6

48

3.5

6

4.5

9

6.5

11

8.5

M8

12

8.5

15

11

22

16

28

20

M10

23

17

29

21

43

32

55

40

M12

40

29

50

37

75

55

95

70

M14

63

47

80

60

120

88

150

110

M16

100

73

125

92

190

140

240

175

M18

135

100

175

125

260

195

330

250

M20

190

140

240

180

375

275

475

350

M22

260

190

330

250

510

375

650

475

M24

330

250

425

310

650

475

825

600

M27

490

360

625

450

950

700

1200

875

M30

675

490

850

625

1300

950

1650

1200

M33

900

675

1150

850

1750

1300

2200

1650

M36

1150

850

1450

1075

2250

1650

2850

2100




Metric Bolt and Cap Screw Torque Values (Continued)

Class 10.9

Class 12.9

Lubricateda

Drya

Lubricateda

Drya

Size

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

M6

13

9.5

17

12

15

11.5

19

14.5

M8

32

24

40

30

37

28

47

35

M10

63

47

80

60

75

55

95

70

M12

110

80

140

105

130

95

165

120

M14

175

130

225

165

205

150

260

109

M16

275

200

350

225

320

240

400

300

M18

375

275

475

350

440

325

560

410

M20

530

400

675

500

625

460

800

580

M22

725

540

925

675

850

625

1075

800

M24

925

675

1150

850

1075

800

1350

1000

M27

1350

1000

1700

1250

1600

1150

2000

1500

M30

1850

1350

2300

1700

2150

1600

2700

2000

M33

2500

1850

3150

2350

2900

2150

3700

2750

M36

3200

2350

4050

3000

3750

2750

4750

3500


Metric Bolt and Cap Screw Torque Values (Continued)

DO NOT use these values if a different torque value or tightening procedure is given for a specific application. Torque values listed are for general use only. Check tightness of fasteners periodically.

Shear bolts are designed to fail under predetermined loads. Always replace shear bolts with identical grade.

Fasteners should be replaced with the same or higher grade. If higher grade fasteners are used, these should only be tightened to the strength of the original. Make sure fasteners threads are clean and that you properly start thread engagement. This will prevent them from failing when tightening.

Tighten plastic insert or crimped steel-type lock nuts to approximately 50 percent of the dry torque shown in the chart, applied to the nut, not to the bolt head. Tighten toothed or serrated-type lock nuts to the full torque value.

a "Lubricated" means coated with a lubricant such as engine oil, or fasteners with phosphate and oil coatings. "Dry" means plain or zinc plated without any lubrication.

b Grade 2 applies for hex cap screws (not hex bolts) up to 152 mm (6-in) long. Grade 1 applies for hex cap screws over 152 mm (6-in) long, and for all other types of bolts and screws of any length.

Unified Inch Bolt and Cap Screw Torque Values




Grade 1

Grade 2b

Lubricateda

Drya

Lubricateda

Drya

SIZE

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

1/4

3.7

2.8

4.7

3.5

6

4.5

7.5

5.5

5/16

7.7

5.5

10

7

12

9

15

11

3/8

14

10

17

13

22

16

27

20

7/16

22

16

28

20

35

26

44

32

1/2

33

25

42

31

53

39

67

50

9/16

48

36

60

45

75

56

95

70

5/8

67

50

85

62

105

78

135

100

3/4

120

87

150

110

190

140

240

175

7/8

190

140

240

175

190

140

240

175

1

290

210

360

270

290

210

360

270

1-1/8

470

300

510

375

470

300

510

375

1-1/4

570

425

725

530

570

425

725

530

1-3/8

750

550

950

700

750

550

950

700

1-1/2

1000

725

1250

925

990

725

1250

930


Unified Inch Bolt and Cap Screw Torque Values (Continued)




Grade 5, 5.1 or 5.2

Grade 8 or 8.2

Lubricateda

Drya

Lubricateda

Drya

SIZE

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

N·m

lb-ft

1/4

9.5

7

12

9

13.5

10

17

12.5

5/16

20

15

25

18

28

21

35

26

3/8

35

26

44

33

50

36

63

46

7/16

55

41

70

52

80

58

100

75

1/2

85

63

110

80

120

90

150

115

9/16

125

90

155

115

175

130

225

160

5/8

170

125

215

160

215

160

300

225

3/4

300

225

375

280

425

310

550

400

7/8

490

360

625

450

700

500

875

650

1

725

540

925

675

1050

750

1300

975

1-1/8

900

675

1150

850

1450

1075

1850

1350

1-1/4

1300

950

1650

1200

2050

1500

2600

1950

1-3/8

1700

1250

2150

1550

2700

2000

3400

2550

1-1/2

2250

1650

2850

2100

3600

2650

4550

3350


Unified Inch Bolt and Cap Screw Torque Values (Continued)

DO NOT use these values if a different torque value or tightening procedure is given for a specific application. Torque values listed are for general use only. Check tightness of fasteners periodically.

Shear bolts are designed to fail under predetermined loads. Always replace shear bolts with identical grade.

Fasteners should be replaced with the same or higher grade. If higher grade fasteners are used, these should only be tightened to the strength of the original. Make sure fasteners threads are clean and that you properly start thread engagement. This will prevent them from failing when tightening. Tighten plastic insert or crimped steel-type lock nuts to approximately 50 percent of the dry torque shown in the chart, applied to the nut, not to the bolt head.

Tighten toothed or serrated-type lock nuts to the full torque value.

a "Lubricated" means coated with a lubricant such as engine oil, or fasteners with phosphate and oil coatings. "Dry" means plain or zinc plated without any lubrication.

b Grade 2 applies for hex cap screws (not hex bolts) up to 152 mm (6-in.) long. Grade 1 applies for hex cap screws over 152 mm (6-in.) long, and for all other types of bolts and screws of any length.