JCB Drivetrain SD 40 Axles Service Manual - PDF DOWNLOAD

Service Manual

General Information

1

Care & Safety

2

Routine Maintenance

3

Hydraulics

4

Axles

5

Brakes

6

JCB Drivetrain Systems Ltd Industrial Estate WREXHAM United Kingdom LL13 9UF Tel: (01978) 661140 Fax: (01978) 661863

NOTE All references in this manual to ‘Forward’ and ‘Reverse’ assume a front-mounted engine.

SD 40 AXLES Publication No. 9803/9210 Issue 6

Section 1

General Information

Section 1

1-1

1-1

Unit Identification Axle Serial Plate Pad Mounted Axles The axle serial number is stamped on a plate mounted to the front face of the axle, as shown below.

Replacement Parts

S175510

1

When replacement parts are required, always ensure that the correct parts are obtained, e.g. in the case of gear replacements, always check the part number stamped on the gear, and the number of teeth.

2

When ordering replacement parts, quote the details on the serial plate shown.

3

It is essential that all gaskets and seals removed while dismantling, should be renewed on reassembly.

4

On reassembly care should be taken that all parts are correctly replaced since any component omitted or incorrectly assembled can lead to a complete failure.

5

Lubricants should comply with the recommended list as provided in this manual. It is important to adhere to the oil changing procedure.

6

It is advisable to lightly lubricate with a recommended lubricant, parts such as gears, shafts, thrust washers and oil seals during reassembly.

Pin Mounted Axles The axle serial number is stamped on a plate mounted to the rear face of the axle, as shown below.

*

Axle Build Identification To identify an axle build, the number on the axle data plate should be cross-referenced with the part number in the parts information.

Example: 450 / 2760 / 1 / 0091

A

S175520

B C

A

450/2760: Axle assembly part number (450/27600) without the final zeros.

B

/1: Internal issue number of the main manufacturing drawing.

C /0091: Axle serial number. The complete 12 digit number must be quoted for warranty purposes. The parts information will detail the number of friction plates required for the axle.

9803/9210

Issue 4*

Section 4 1-1

Hydraulics

Section 4

Technical Data

1-1

Steering * Relief Valve Pressure @ 1500 rpm * Shock Valve Pressure

Refer to machine Operator Handbook.

Refer to machine Operator Handbook.

ITLCylinder Data Torque Settings Piston Head End Cap

300 Nm 450 Nm

30.6 kgf m 45.9 kgf m

221 lbf ft 332 lbf ft

Sizes Bore Diameter Rod Diameter

60 mm (2.35 in) 30 mm (1.18 in)

Note: The above data refers to JCB Drivetrain Systems Ltd Steer Cylinders, please check the type of cylinder fitted before using this section. For different cylinders refer to original manufacturer’s data.

9803/9210

Issue 2*

Section 5 1-1

Axles Technical Data

Section 5 1-1

SD40 Axle Type

Spiral bevel input with epicyclic hub reduction

Designation

SD 40 (with brakes/without brakes)

* Installation

Centre pivot or rigid pad mount.

* Brake type (when fitted)

Oil immersed multi-plate disc located in hubs (Axle option with or without brakes) When fitted, two brake types are available: i Two plate with positive retraction used with power braking system; ii Three plate standard retraction used with non-power braking system.

Note: Please refer to Brakes - Technical Data, Section 6 for details of friction and counter plate assemblies.

Weight (dry, less wheels; approx)

245 kg (540 lb)

Overall Ratio Crownwheel

21.818:1 3.64:1

16.15:1 2.69:1

Number of Teeth Crownwheel Pinion

40 11

35 13

Hub Reduction

6:1

Toe-in

0째

Castor Angle

0째

Camber Angle

1째

King- pin inclination

0째

Number of steer cylinders

1

Input type

1310 Yoke coupling (1480 optional)

9803/9200

Issue 3*