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jcb 3CX Service Manual
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jcb 3CX Service Manual

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Service
Service
Manual
Manual
3CX, 4CX,
3CX, 4CX,
& Variants
& Variants
From M/c No. 400001 To 460000
From M/c No. 400001 To 460000
Publicación No. 9803/3260 Issue 9
Publicación No. 9803/3260 Issue 9
General Information
General Information
Car r e e & & Sa
Ca
Safe fety ty
Routine Maintenance
Routine Maintenance
 Attachments
 Attachments
Body & Framework
Body & Framework
Electrics
Electrics
Controls
Controls
Hydraulics
Hydraulics
Transmision
Transmision
Brakes
Brakes
Engine
Engine
1 1
2 2
3 3
 A 
 A 
B B
C C
D D
E E
F F
G G
K 
K 

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Summary of Contents for jcb 3CX

  • Page 1  Attachments Body & Framework Body & Framework Service Service Electrics Electrics Manual Manual Controls Controls 3CX, 4CX, 3CX, 4CX, & Variants & Variants Hydraulics Hydraulics Transmision Transmision From M/c No. 400001 To 460000 From M/c No. 400001 To 460000 Brakes Brakes Publicación No.
  • Page 3 Introduction Introduction This publication is designed for the benefit of JCB Distributor Service Engineers who are receiving, or have received, training This publication is designed for the benefit of JCB Distributor Service Engineers who are receiving, or have received, training by JCB Technical by JCB Technical Training Department.

  • Page 5: Service Tools

    Section 1 Section 1 General Information General Information Section 1 Section 1 C C o o n n t t e e n n t t s s P P a a g g e e N N o o . . M M a a c c h h i i n n e e I I d d e e n n t t i i f f i i c c a a t t i i o o n n P P l l a a t t e e 1 1 - - 1 1 T T y y p p i i c c a a l l M M a a c c h h i i n n e e I I d d e e n n t t i i f f i i c c a a t t i i o o n n N N u u m m b b e e r r...
  • Page 6 Section 1 Section 1 General Information General Information Section 1 Section 1 1 - 1 1 - 1 1 - 1 1 - 1 Machine Identification Plate Machine Identification Plate Typical Machine Typical Machine Identification Number Identification Number Your machine has an identification plate Your machine has an identification plate  X ...
  • Page 7 Section 1 Section 1 General Information General Information Section 1 Section 1 1 - 2 1 - 2 1 - 2 1 - 2 Unit Unit Identificatio Identification n Engine Serial Plate Engine Serial Plate Front Axle Serial Plate (All Wheel Steer Machines) Front Axle Serial Plate (All Wheel Steer Machines) The engine serial number is stamped on a label which is The engine serial number is stamped on a label which is...
  • Page 8 Section 1 Section 1 General Information General Information Section 1 Section 1 1 - 3 1 - 3 1 - 3 1 - 3 Unit Identification (cont'd) Unit Identification (cont'd) Rear Axle Serial Plate (All Wheel Steer Machines) Rear Axle Serial Plate (All Wheel Steer Machines) Powershift Serial Plate Powershift Serial Plate The rear axle serial number is stamped on a plate mounted...
  • Page 9 Note: Note:  All bolts used  All bolts used on JCB machines a on JCB machines are high tensile and mus re high tensile and must not be replace t not be replaced by bolts o d by bolts of a lesser tensile s f a lesser tensile specification.
  • Page 10 Section 1 Section 1 General Information General Information Section 1 Section 1 3 - 1 3 - 1 3 - 1 3 - 1 Service Tools Numerical List Service Tools Numerical List Page No. Page No. Page No. Page No. 1 1 4 4 0 0 6 6 / / 0 0 0 0 1 1 1 1 B B o o n n d d e e d d W W a a s s h h e e r r 4 4 - - 7 7...
  • Page 11 Section 1 Section 1 General Information General Information Section 1 Section 1 3 - 2 3 - 2 3 - 2 3 - 2 Service Tools Numerical List (cont'd) Service Tools Numerical List (cont'd) Page No. Page No. 8 8 9 9 2 2 / / 0 0 0 0 3 3 0 0 2 2 F F l l o o w w T T e e s s t t A A d d a a p p t t e e r r 4 4 - - 1 1 0 0 The following parts are replacement items for kits and would...
  • Page 12 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 1 4 - 1 4 - 1 4 - 1 Service Tools Service Tools (cont'd) (cont'd) Section Section A A - - Attachments Attachments 9 9 9 9 2 2 / / 0 0 9 9 2 2 0 0 0 0 N N i i t t r r o o g g e e n n C C h h a a r r g g i i n n g g T T o o o o l l f f o o r r Roadbreakers Roadbreakers...
  • Page 13 No plug supplied. Note: 110V models available upon No plug supplied. Note: 110V models available upon Ensure suction cups are protected from damage Ensure suction cups are protected from damage request - contact JCB Technical Service. request - contact JCB Technical Service. during storage. during storage.
  • Page 14 - 25 mm (1 in) cut - replacement blades for - 25 mm (1 in) cut - replacement blades for cut-out knife (above). cut-out knife (above). JCB part number - 992/12801 (unit quantity = 5 JCB part number - 992/12801 (unit quantity = 5 off) off)
  • Page 15 JCB part number - 926/15500 JCB part number - 926/15500 Nylon Spatula Nylon Spatula - - (unit quantity = 500 off) (unit quantity = 500 off)
  • Page 16 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 5 4 - 5 4 - 5 4 - 5 Service Tools (cont'd) Service Tools (cont'd) Section C Section C - - Electrics Electrics  AVO Test Kit  AVO Test Kit 8 8 9 9 2 2 / / 0 0 0 0 2 2 8 8 3 3 T T o o o o l l K K i i t t C C a a s s e e...
  • Page 17 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 6 4 - 6 4 - 6 4 - 6 Service Tools (cont'd) Service Tools (cont'd) Section Section E E - - Hydraulics Hydraulics Hydraulic Circuit Pressure Test Kit Hydraulic Circuit Pressure Test Kit :8 :892 92/0 /002...
  • Page 18 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 7 4 - 7 4 - 7 4 - 7 Service Tools (cont'd) Service Tools (cont'd) Section Section E E - - Hydraulics Hydraulics Components for Loader Valve Block A.R.V. Testing Components for Loader Valve Block A.R.V.
  • Page 19 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 8 4 - 8 4 - 8 4 - 8 Service Tools (cont'd) Service Tools (cont'd) Section Section E E - - Hydraulics Hydraulics Female Cone Blanking Plug Female Cone Blanking Plug 8 8 9 9 2 2 / / 0 0 0 0 0 0 5 5 5 5 1 1 / / 4 i...
  • Page 20 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 9 4 - 9 4 - 9 4 - 9 Service Tools (cont'd) Service Tools (cont'd) Section Section E E - - Hydraulics Hydraulics 892/0 892/00176 0176 Bear Bearing Ext ing Extract...
  • Page 21 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 10 4 - 10 4 - 10 4 - 10 Service Tools (cont'd) Service Tools (cont'd) Section Section F F - - Transmission Transmission 892/ 2/00 0082 825 5 Reve...
  • Page 22 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 11 4 - 11 4 - 11 4 - 11 Service Tools (cont'd) Service Tools (cont'd) Section Section F F - - Transmission Transmission S216260 S216260 S216270 S216270 992/ 2/07...
  • Page 23 Section 1 Section 1 General Information General Information Section 1 Section 1 4 - 12 4 - 12 4 - 12 4 - 12 Service Tools (cont'd) Service Tools (cont'd) Section Section F F - - Transmission Transmission 992/04000 992/04000 Torque Torque Multiplier ( Multiplier (use...
  • Page 24 Section F F - - Transmission Transmission Fixture for Syncro Shuttle & Powershift Gearbox removal & Fixture for Syncro Shuttle & Powershift Gearbox removal & replacement replacement Drawing available from: Drawing available from: JCB Service JCB Service Rocester Rocester Staffordshire Staffordshire ST14 5LS ST14 5LS...
  • Page 25 2 2 5 5 - - 6 6 5 5 m m m m d d i i a a m m e e t t e e r r . . 4 4 1 1 0 0 2 2 / / 1 1 2 2 0 0 1 1 JCB High Strength Gasketing JCB High Strength Gasketing...

  • Page 27: Care And Safety

    Section 2 Section 2 Section 2 Section 2 Care & Safety Care & Safety C C o o n n t t e e n n t t s s P P a a g g e e N N o o . . S S a a f f e e t t y y N N o o t t i i c c e e s s 1 1 - - 1 1 G G e e n n e e r r a a l l s s a a f f e e t t y y...
  • Page 28 Section 2 Section 2 Section 2 Section 2 Care & re & Sa Safety fety 1 - 1 1 - 1 1 - 1 1 - 1 Safety fety Notices Notices In this publication and on the machine, there are safety notices. Each notice starts with a In this publication and on the machine, there are safety notices.

  • Page 29: General Safety

    When a JCB machine is correctly operated and hazardous. When a JCB machine is correctly operated and properly maintained, it is a safe machine to work with. But properly maintained, it is a safe machine to work with. But...
  • Page 30 Section 2 Section 2 Section 2 Section 2 Care re & & Sa Safety fety 3 - 1 3 - 1 3 - 1 3 - 1 Opera Operatin tin g Safety g Safety WARNING WARNING WARNING WARNING ROPS/FOPS Structure ROPS/FOPS Structure Machine Conditi chine Conditi on...
  • Page 31 Section 2 Section 2 Section 2 Section 2 Care re & & Sa Safety fety 3 - 2 3 - 2 3 - 2 3 - 2 Opera Operatin tin g Sa g Safety (cont' fety (cont' d) d) WARNING WARNING The transmission is in 4 wheel drive until de-selected by The transmission is in 4 wheel drive until de-selected by...

  • Page 32: Maintenance Safety

    Make sure there is good ventilation in closed areas where Make sure there is good ventilation in closed areas where iron. Contact your JCB distributor for advice before iron. Contact your JCB distributor for advice before batteries are being used or charged. Do not check the batteries are being used or charged.
  • Page 33 Section 2 Section 2 Section 2 Section 2 Care & re & Sa Safety fety 4 - 2 4 - 2 4 - 2 4 - 2 Maint int enance S enance Safety (cont afety (cont 'd) CAUTION CAUTION WARNING WARNING Rams Rams...
  • Page 34 2-1-1-6 2-1-1-6 Fluoroelastomeric Materials Fluoroelastomeric Materials Certain seals and gaskets (e.g. crankshaft oil seal) on JCB Certain seals and gaskets (e.g. crankshaft oil seal) on JCB machines contain fluoroelastomeric materials such as Viton, machines contain fluoroelastomeric materials such as Viton,...
  • Page 35 Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 C C o o n n t t e e n n t t s s P P a a g g e e N N o o . . L L u u b b r r i i c c a a n n t t s s &...

  • Page 36: Routine Maintenance

    Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 ii ii ii ii C C o o n n t t e e n n t t s s P P a a g g e e N N o o . . Rear Axle Oil Level Rear Axle Oil Level (AWS Machines) (AWS Machines)

  • Page 37: Service Brakes

    Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 iii iii iii iii C C o o n n t t e e n n t t s s P P a a g g e e N N o o . . Service Brakes (To Serial Service Brakes (To Serial No.
  • Page 38 Rear Axle (AWS) H H o o u u s s i i n n g g 1 1 8 8 3 3 . . 9 9 6 6 JCB Special Gear Oil Plus JCB Special Gear Oil Plus  API-GL-4  API-GL-4 H H u u b b s s ( ( x x 2 2 ) ) 2 2 .
  • Page 39 100 hours operation and the engine filled with the appropriate recommended grade as shown in the lubrication chart. JCB 10W/30 Multigrade should also be used for the first 100 hours operation whenever a new or lubrication chart. JCB 10W/30 Multigrade should also be used for the first 100 hours operation whenever a new or reconditioned engine is fitted to the machine.

  • Page 40: Service Schedules

    Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 2 - 1 2 - 1 2 - 1 2 - 1 Service Schedules Service Schedules  A  A badly badly maintained maintained machine machine is is a a danger danger to to the the operator operator and...
  • Page 41 Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 2 - 2 2 - 2 2 - 2 2 - 2 P P r r e e - - s s t t a a r r t t C C o o l l d d C C h h e e c c k k s s O O p p e e r r a a t t i i o o n n 1 1 0 0 5 5 0 0...
  • Page 42 Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 2 - 3 2 - 3 2 - 3 2 - 3 F F u u n n c c t t i i o o n n a a l l T T e e s s t t O O p p e e r r a a t t i i o o n n 1 1 0 0 5 5 0 0...
  • Page 43 ● ● ● † Note: † Note: First 100 Hours Service only, to First 100 Hours Service only, to be completed by your JCB Distributor. be completed by your JCB Distributor. ➀ ➀ Note: Note: Check for leaks every 50 hours, check level if leaking.
  • Page 44 Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 3 - 1 3 - 1 3 - 1 3 - 1 Greasing Greasing Note: Note: The illustration shows an all wheel steer machine, the The illustration shows an all wheel steer machine, the Loader Arms Loader Arms - for Interval see Service Schedule...
  • Page 45 Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 3 - 2 3 - 2 3 - 2 3 - 2 Greasing (cont'd) Greasing (cont'd) Backhoe Quick-Hitch Backhoe Quick-Hitch 6 - in - 1 Clamshovel 6 - in - 1 Clamshovel - for - for Interval see Interval see Service Sch...
  • Page 48 Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 3 - 5 3 - 5 3 - 5 3 - 5 Greasing (cont'd) Greasing (cont'd) Knuckle Boom (4CN Models) Knuckle Boom (4CN Models) - for Interval see Service - for Interval see Service Schedule Schedule 18 Grease Points...
  • Page 49 Section 3 Section 3 Routine Maintenance Routine Maintenance Section 3 Section 3 3 - 6 3 - 6 3 - 6 3 - 6 Greasing (cont'd) Greasing (cont'd) Front Axle (2 Wheel Drive Machines) Front Axle (2 Wheel Drive Machines) - for Interval see Service Schedule - for Interval see Service Schedule 12 Grease Points...
  • Page 50 Thank you very much Thank you very much for your reading. for your reading. Please Click Here Please Click Here Then Then More More Information. Information.

This manual is also suitable for:

4cx