JCB JS200W WHEELED EXCAVATOR Service Repair Manual Instant Download

Introduction

This publication is designed for the benefit of JCB Distributor Service Engineers who are receiving, or have received, training by JCB Technical Training Department.

These personnel should have a sound knowledge of workshop practice, safety procedures, and general techniques associated with the maintenance and repair of hydraulic earthmoving equipment.

Renewal of oil seals, gaskets, etc., and any component showing obvious signs of wear or damage is expected as a matter of course. It is expected that components will be cleaned and lubricated where appropriate, and that any opened hose or pipe connections will be blanked to prevent excessive loss of hydraulic fluid and ingress of dirt. Finally, please remember above all else SAFETY MUST COME FIRST!

The manual is compiled in sections, the first three are numbered and contain information as follows:

1=General Information - includes torque settings and service tools.

2=Care & Safety - includes warnings and cautions pertinent to aspects of workshop procedures etc.

3=Routine Maintenance - includes service schedules and recommended lubricants for the whole machine.

The remaining sections are alphabetically coded and deal with Dismantling, Overhaul etc. of specific components, for example:

A= Optional Equipment

B=Body & Framework ...etc

The page numbering in each alphabetically coded section is not continuous. This allows for the insertion of new items in later issues of the manual.

Section contents, technical data, circuit descriptions, operation descriptions etc. are inserted at the beginning of each alphabetically coded section.

All sections are listed on the front cover; tabbed divider cards align directly with individual sections on the front cover for rapid reference.

Page cross references are generally made by presenting the subject title printed in bold, followed by the title of the section containing the subject. For example:

“24 If the axle is still on the machine, fit the brake calipers (see Brake Caliper Removal and Replacement, Section G).”

Note: If only the subject title in bold is given, i.e. no section title, the cross reference is to another part of the same section.

Use the contents list at the beginning of each section to find the exact page number.

Where a torque setting is given as a single figure it may be varied by plus or minus 3%. Torque figures indicated are for dry threads, hence for lubricated threads may be reduced by one third.

‘Left Hand’ and ‘Right Hand’ are as viewed from the rear of the machine facing forwards.

Machine and Axle Identification

Your machine has a Data Plate, located inside the cab, as shown at A. The machine serial number is inscribed at B and the engine number has two serial number plates C and D

Tier 2 engine number plate is positioned at E

If the engine is replaced by a new one, the data plate serial number will be wrong. Either stamp the new number on the plate or stamp out the old one. This will prevent the wrong number being quoted when you order replacement parts.

Typical Engine Identification Number

YH 50727 U 500405 D

LMNOP

L Engine Type

YH = 6 cylinder turbo

M Build Number

N Country of Origin

O Engine Sequence Number

P Year of Manufacture

Axle Serial Plate

The axle serial number is stamped on a plate mounted to the rear face of the axle.

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 as shown.

C

A B D

JS06050

JS06060

S156570

Section 1

General Information

Torque Settings

Torque Settings

Note 1: The figures quoted are for non-plated fasteners and are to be used only when there is no torque setting specified in the relevant procedure in this service manual.

Note 2: The 4T grade settings DO NOT APPLY to fasteners used on the engine. If any 4T specification fasteners are found on the engine, these must be tightened to the figure quoted in the relevant engine manual.

Note: All bolts are high tensile and must not be replaced by bolts of a lesser tensile specification.

Service Tools

Body and Framework (Section B)

S186240

Hand Cleaner - special blend for the removal of polyurethane adhesives.

4104/1310 (454g; 1lb tub)

S186270

Cartridge Gun - hand operated - essential for the application of sealants, polyurethane materials etc.

892/00845 '

S186250

12V Mobile Oven - 1 cartridge capacity - required to pre-heat adhesive prior to use. It is fitted with a male plug (703/23201) which fits into a female socket (715/04300).

992/12300

S186280

Folding Stand for Holding Glass - essential for preparing new glass prior to installation.

892/00843

S186260

240V Static Oven - available with 2 or 6 cartridge capacity - required to pre-heat adhesive prior to use. No plug supplied. Note: 110V models available upon request - contact JCB Technical Service

992/12400 - 2 cartridge x 240V

992/12600 - 6 cartridge x 240V

S186300

Glass Lifter - minimum 2 off - essential for glass installation, 2 required to handle large panes of glass. Ensure suction cups are protected from damage during storage.

892/00842

Service Tools (cont’d)

Body and Framework (Section B) (cont’d)

S186470

Nylon Spatula - general tool used for smoothing sealants - also used to re-install glass in rubber glazing because metal tools will chip the glass edge.

892/00847

S186550

Rubber Spacer Blocks - used to provide the correct set clearance between glass edge and cab frame.

926/15500

(unit quantity = 500 off)

Service Tools (cont’d)

Electrics (Section C)

Electrical Test Equipment

1 892/00283Tool Kit Case

2 892/00281AVO Meter

3 892/00286Surface Temperature Probe

4 892/00284Microtach Digital Tachometer

5 892/00282Shunt - open type

6 892/00285Hydraulic Oil Temperature Probe

7 892/00298Fluke 85 Multimeter

993/85700 Battery Tester

Service Tools (cont’d)

Hydraulics (Section E)

Hydraulic Pressure Test Guages and Connections 1

2

4 892/00254Hose

Pressure Test ‘T’ Adapters

892/002621/4 in M BSP x 1/4 in F BSP x Test Point

816/550383/8 in M BSP x 3/8 in F BSP x Test Point

816/550401/2 in M BSP x 1/2 in F BSP x Test Point

892/002635/8 in M BSP x 5/8 in F BSP x Test Point

892/002643/4 in M BSP x 3/4 in F BSP x Test Point

892/002651 in M BSP x 1 in F BSP x Test Point

892/002661,1/4 in M BSP x 1,1/4 in F BSP x Test Point

892/002671,1/2 in M BSP x 1,1/2 in F BSP x Test Point

Pressure Test Adapters

892/002551/4 in BSP x Test Point

892/002563/8 in BSP x Test Point

892/002571/2 in BSP x Test Point

892/002585/8 in BSP x Test Point

816/151183/4 in BSP x Test Point

892/002591 in BSP x Test Point

892/002601,1/4 in BSP x Test Point

892/002615/8 in UNF x Test Point

Service Tools (cont’d)

Hydraulics (Section E) (cont’d)

Hand Pump Equipment

892/00223Hand Pump

892/00137Micro-bore Hose 1/4 in BSP x 5 metres

892/00274Adapter 1/4 in M BSP x 3/8 in M BSP Taper

892/002621/4 in M BSP x 1/4 in F BSP x Test Point

892/00706Test Probe

892/00278Gauge 0 - 40 bar (0 - 600 lb/in2)

892/00279Gauge 0 - 400 bar (0 - 6000 lb/in2)

892/00280Gauge 0 - 600 bar (0 - 8500 lb/in2)

816/500051/2 in BSP (A) x 1/2 in BSP (B)

816/600963/4 in BSP (A) x 3/4 in BSP (B)

816/000181 in BSP (A) x 1 in BSP (B)

Female Cone Blanking Plug

892/000551/4 in BSP

892/000563/8 in BSP

892/000571/2 in BSP

892/000585/8 in BSP

892/000593/4 in BSP

892/000601 in BSP

Male Cone Blanking Plug

816/002941/4 in BSP

816/001893/8 in BSP

816/001901/2 in BSP

816/001975/8 in BSP

816/001963/4 in BSP

816/001931 in BSP

Service Tools (cont’d)

Hydraulics (Section E) (cont’d)

Ram Piston Nut Removal/Fitting Rig

993/99525Rig Assembly (not including spanners and ram)

993/99522Anchor Side Plate (supplied loose unwelded)

993/99523Anchor Cross Member (supplied loose unwelded)

993/99524Ram Eye End Modification Plate Assembly

556/43400Lift Ram

545/18000Lynch Pin

811/502321,1/4” Pivot Pin

JS07050

Ram Piston Nut Removal/Fitting Spanner

993/99512Spanner 55 mm A/F

993/99513Spanner 60 mm A/F

993/99514Spanner 65 mm A/F

993/99515Spanner 70 mm A/F

993/99516Spanner 75 mm A/F

SSP0046Spanner 80 mm A/F

993/99517Spanner 85 mm A/F

993/99518Spanner 90 mm A/F

SSP0047Spanner 95 mm A/F

993/99519Spanner 100 mm A/F

993/99520Spanner 110 mm A/F

993/99521Spanner 115 mm A/F

Service Tools (cont’d)

Hydraulics (Section E) (cont’d)

Heat polyvinyl

hot water and form to required shape.

Service Tools (cont’d)

Hydraulics (Section E) (cont’d)

Slew Motor Unit

Puller for Brake Piston

Stud is threaded M10 on both ends for 20 mm (0.8 in) and fitted with two M10 nuts.

Service Tools (cont’d)

Hydraulics (Section E) (cont’d)

Hydraulic Tank

ADia. 40 mm (1.57 in)

BDia. 26 mm (1.02 in)

C40 mm (1.47 in)

D50 mm (1.97 in)

EDia. 10 mm (0.39 in)

F550 mm (21.7 in)

G9 mm (0.35 in)

H24 mm (0.94 in)

IDia. 81 mm (3.91 in )

JDia. 76 mm (2.99 in )

K24 mm (0.94 in)

L95 mm (3.74 in)

MRadius 0.7 mm (0.028 in)

N120 mm (16.5 in)

O4.0 mm (0.157 in)

P3.0 mm (0.118 in)

Q15° O-ringG75

Blank for Suction Strainer

Service Tools (cont’d)

Service Tools (cont’d)

Hydraulics (Section E) (cont’d)

Hydraulic Rams

Reconditioning

Bush Removal/Assembly Jig

Bush Removal/Assembly Jig

Cylinder Head Insertion Jig

Seal Ring Insertion Jig (Outer)

Seal Ring Insertion Jig (Inner)

Seal Ring Bedding Jig

Wiper Ring Installation Jig

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Service Tools (cont’d)

Transmission (Section F)

Heat polyvinyl tube in hot water and form to the required shape on the pinion shaft

Transmission (Section F) (cont’d)

Drive Gearbox

892/00223Hand Pump

892/00346Pressure Gauge (0 - 70 bar)

SSP0027/SSP0028Striker/Internal Puller

SSP0029/SSP0030/SSP0031Puller Assembly

SSP0035Installer

SSP0050Fitting Tool

SSP0051Handle

SSP0052Fitting Tool

SST0011Measuring Cover

SST0013Installer Sleeve

SST0018Hydraulic Connector

SST0019Pressure Sleeve

SST0020Clutch Jig

SST0032Driver

Section 1 General Information

Service Tools (cont'd)

992/07604Replacer - Crownwheel Bearing and Differential Bearing Cones

992/07607Spacer - Pinion Bearing Preload

892/0081717

mm A/F x 3/4 in square drive

mm A/F x 3/4 in square drive

mm A/F x 1/2 in square drive

mm A/F x 3/4 in square drive

892/00182Bearing

992/07606Measuring Cup - Pinion Bearing Section 1 8 - 1 Issue 1