New glass installed in JCB backhoe loader cabin

This article focuses on the installation of new glass in the cabin of the JCB backhoe loader

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1 

 Make sure the two spacer blocks are in position (see

step 1 of Preparing the New Glass). 

2 

 Install the glass in the frame aperture:

a ALWAYS use the special lifting tools when moving

the glass. Use a lifting strap to hold large panes of

glass in position as shown W.

b Sit the bottom edge of the glass on the spacer

blocks as shown X.

c Make sure that the glass is correctly positioned, then

gently press around the edges of the glass and

ensure full adhesive contact is achieved. Do not

press too hard or too much adhesive will squeeze

out.

Section B

Body & Framework

9803/3280

Section B

21 - 5

Issue 1

Service Procedures

8-10mm

10-15mm

S186440

S189930

A186410

S

T

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3

Make the inside seal smooth:

a Wearing surgical gloves, dip your finger in a soapy

water solution.

b

Use your finger to make the inside seal smooth.

4

All exposed edges must be sealed using Black

Polyurethane Sealant (see Sealing and Retaining

Compounds).

5

Clean the glass after installation:

IMPORTANT: Use extreme caution when wiping the inside

of the new glass - pushing too hard on the inside of the

glass will affect the integrity of the bonded seal.

a Small amounts of sealant can be cleaned from the

glass using the 'Active Wipe 205'.

b Large amounts of excess sealant should be left to

'cure' (see Note 4) and then cut off with a sharp

knife.

Note 4: On completion of the glass replacement procedures,

the sealant 'curing' time is 30 minutes. This means that the

machine can be driven and used after 30 minutes, but it

MUST NOT be used during the curing period of 30 minutes.

c

Clean the glass using a purpose made glass

cleaner.

6

On completion of the glass installation procedures tidy

the work area:

a Remove ALL broken glass from the cab area.

b Remove the protective covers from the cab seat and

control pedestals.

c Renew all 'warning' and 'information' de

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JCB Backhoe Loader Air Conditioning Compressor Drive Belt - Adjusting

This article mainly introduces JCB Backhoe Loader Air Conditioning Compressor Drive Belt - Adjusting

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1 Park the machine on firm level ground. Raise and block the loader arms. Lower the backhoe to the ground and
stop the engine.

2 Remove the starter key.


! WARNING
Make sure the engine cannot be started. Disconnect thebattery before doing this job.


3 Raise the Bonnet

4 Remove both Side Panels

5 Loosen pivot fastening bolt A. Loosen adjustment link fastening bolts B and C.

6 Position the compressor so that there is approximately 10 mm (3/8 in) slack at point X midway along the belt.

7 Tighten bolts A, B and C. Make sure that bolt A is the    last to be tightened. Note: If a new belt is fitted, check    the belt tension after the first 20 hours of op
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John-Deere 3029, 4039, 4045, 6059, 6068 Engines (Saran)-499999CD Disassembly

This article describes the disassembly of John-Deere 3029, 4039, 4045, 6059, 6068 Engines (Saran)-499999CD

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 ENGINE DISASSEMBLY SEQUENCE

The following sequence is suggested when complete

disassembly for overhaul is required. Refer to the

appropriate repair group when removing individual

engine components.

1. Drain all coolant and engine oil. Check engine oilfor metal contaminates (see Groups 25 and 30). 

 

2. Remove fan belts, fan, and alternator (seeGroup 30). 

 

3. Remove turbocharger (if equipped) and exhaust manifold (see Group 35). 

 

4. Remove rocker arm cover with vent tube. On engines having an Option Code label on rocker arm cover, be careful not to damage label (see Group 05). 

 

5. Remove water manifold with thermostats (see Group 30). 

6. Remove oil cooler piping and water pump (seeGroups 25 and 30).(Continued on next page) 

 

7. Remove dipstick, oil filter, and engine oil cooler.

Discard standard-flow oil cooler if oil contained metal

particles (see Group 25). 

 

8. Remove oil pressure regulating valve assembly(see Group 25).

 

9. Remove fuel filter, fuel transfer pump, and fuel lines (see Group 40). 

 

10. Remove injection lines, injection pump, andinjection nozzles (see Group 40). 

 

11. Remove starting motor. 

 

12. Remove rocker arm assembly and push rods.Keep rods in sequence (see Group 05). Check forbent push rods and condition of wear pad contactsurfaces on rockers. 

 

13. Remove cylinder head. Check piston protrusion.Verify piston height selection (see Groups 05 and10).

14. Remove cam followers. Keep in same sequence as removed (see Group 20).

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15. Remove oil pan (see Group 25). 

 

16. Remove flywheel and flywheel housing (see Group 15). 

 

17. Remove crankshaft pulley (see Group 15). 

 

18. Remove timing gear cover (see Group 20). 

 

19. Remove oil pump drive gear, outlet tube (and its O-ring in block) and pump body (see Group 25). 

 

20. Remove oil slinger, timing gears and camshaft.Perform wear checks (see  roup 20). 

 

21. Remove balancer shafts (4-cylinder only, if equipped), see Group 20. 

 

22. Remove engine front plate (see Group 20). 

 

23. Remove lube oil system by-pass valve (see  Group 25). 

 

24. Stamp cylinder number on rod (if required). Remove pistons and rods. Perform wear checks with  “PLASTIGAGE”. On 4 and 6-cylinder engines, remove  two at a time (see Group 10). 

 

25. Remove main bearings and crankshaft. Perform  wear checks with  PLASTIGAGE” (see Group 15). 

 

26. Remove cylinder liners and mark each one with  cylinder number from which removed (see Group 10). 

 

27. Remove piston cooling orifices (see Groups 10  and 15). 

 

28. Remove balancer shaft and camshaft bushings (if  equipped), see Group 20.

29. Remove cylinder block plugs and serial number plate (as required) when block is to be put in a “hot  tank” (see Group 10).   

30. Clean out liner bores (upper and lower areas)  with nylon brush (see Group 10).

 

31. Measure cylinder block (see Groups 10, 15, and  20)

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