New Holland T4020V User manual

SERVICE MANUAL
T4020V / T4030V / T4040V / T4050V / T4060V
T4030N / T4040N / T4050N / T4060N
Print No. 84150905B1

PRINT NO. 84150905B1
1st Service Manual Update mod. T4020V -- T4030V -- T4030N -- T4040V --
T4040N -- T4050V -- T4050N -- Print No. 84150905B
INTRODUCTORY NOTE
This booklet completes the Repair Manual for the models T4020V --
T4030V -- T4030N -- T4040V -- T4040N -- T4050V -- T4050N with the
inclusion of the new models T4060V and T4060N.
It is necessary to consider that for the models T4060V and T4060N it is
necessary to refer to models T4050V and T4060N unless otherwise
specified such as for example for the engine assembly (sect. 10, Ch. 1
pages 1 to 4).
IMPORTANT NOTES
These pages replace the corresponding pages in the Manual of
mod. T4020V -- T4030V -- T4030N -- T4040V -- T4040N -- T4050V -- T4050N:
-- Content,pages3,4,5,6,7,8,9and10.
-- Sect. 00 Chap. 1, pages 5 and 6.
-- Sect. 10 Chap. 1, pages 1, 2, 3 and 4
-- Sect. 33 Chap. 1, pages 1 and 2
-- Sect. 55 Chap. 1, pages 1 and 2
-- Sect. 55 Chap. 6, pages 1 and 2
-- Sect. 55 Chap. 7, pages 1 and 2
-- Sect. 55 Chap. 8, pages 1 and 2
-- Sect. 55 Chap. 9, pages 1 and 2
IMPORTANT NOTES
The following pages are newly issued:
-- Sect. 33Chap. 1, pages 21,22, 23 and
24.
-- Sect. 35 Chap. 6, pages 1 to 38.
-- Sect. 35 Chap. 7, pages 1 to 8.
-- Sect. 55Chap. 1, pages 19,20, 21 and
22
-- Sect. 55 Chap. 6, pages 445 to 774
-- Sect. 55 Chap. 7, pages 217 to 348,
-- Sect. 55 Chap. 8, pages 101 to 146,
-- Sect. 55 Chap. 9, pages 141 to 142,
Print No. 84150905B1 -- 02 -- 2012
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T4020V -- T4030V -- T4030N -- T4040V -- T4040N --
T4050V -- T4050N -- T4060V -- T4060N TRACTORS
SERVICE MANUAL
SECTIONS
GENERAL GUIDELINES 00.........................................
ENGINE 10.......................................................
CLUTCH 18.......................................................
TRANSMISSIONS 21..............................................
DRIVE LINES 23...................................................
FRONT MECHANICAL TRANSMISSION 25..........................
REAR MECHANICAL TRANSMISSION 27............................
POWER TAKE-OFF 31.............................................
BRAKES 33.......................................................
HYDRAULIC SYSTEMS 35.........................................
STEERING 41.....................................................
AXLE AND WHEELS 44............................................
CAB AIR CONDITIONING SYSTEM 50..............................
ELECTRICAL SYSTEM 55..........................................
CAB 90...........................................................
TECHNICAL SUPPORT
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INTRODUCTORY NOTES
◊Thismanualisdividedintosectionsidentifiedbytwo--figurenumbersandeachsectionhasindependentpage
numbering.
For easy reference, these sections have the same numbers and names as the Repairs Rate Book sections.
◊The different sections can easily be found by consulting the table of contents on the following pages.
◊The document number of the manual and the edition/update dates are given at the bottom of each page.
◊Pages updated in the future will be identified by the same document number followed by an additional digit:
first edition standard manual 84150905A -- 1st update 84150905A1 -- 2nd update 84150905A2 -- etc.
The update pages can replace or supplement the pages of the standard manual; the information necessary
for the procedure for adding or replacing pages is given on the title page of the update.
The publication will be completed with an appropriate index.
If it is necessary to issue a new updated manual (2nd edition) it will have document number 84150905AB,
this indicates that the manual is composed of the standard version 84150899A completed with all the up-
dates: 1st update 84150905A1 -- 2nd update 84150905A2 -- etc.
◊Theinformationcontainedinthismanualwascurrentonthedateprintedoneachsection.AsNEWHOLLAND
constantly improves its product range, some information may beout ofdate subsequent to modificationsim-
plemented for technical or commercial reasons, or to meet legal requirements in different countries.
In the event of conflicting information, consult the NEW HOLLAND Sales and Service Departments.
IMPORTANT WARNINGS
◊AllmaintenanceandrepairworkdescribedinthismanualmustbeperformedexclusivelybyNEWHOLLAND
service technicians, in strict accordance with the instructions given and using any specific tools necessary.
◊Anyoneperformingtheoperationsdescribedhereinwithoutstrictlyfollowingtheinstructionsis personallyre-
sponsible for any eventual injury or damage to property.
◊The Manufacturer and all organisations belonging to the Manufacturer’s distribution network, including but
notrestrictedtonational, regionalorlocaldistributors,willacceptnoresponsibilityforpersonalinjuryordam-
age toproperty causedby abnormalfunction of parts and/orcomponentsnotapprovedby the Manufacturer,
includingthoseusedformaintenanceand/orrepairoftheproductmanufacturedormarketedbytheManufac-
turer.
In any case, the product manufactured or marketed by the Manufacturer is covered by no guarantee of any
kindagainstpersonal injury ordamage to propertycaused by abnormalfunctionofparts and/or components
not approved by the Manufacturer.
TEXT AND ILLUSTRATIONS ARE THE PROPERTY OF
CNH ITALIA S.P.A.
No part of the text or illustrations
may be reproduced
PRINTEDINITALY
Print No. 84150905B1 -- 02 -- 2012
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INTRODUCTORY NOTE
This booklet completes the Repair Manual for the models T4020V --
T4030V -- T4030N -- T4040V -- T4040N -- T4050V -- T4050N with the
inclusion of the new models T4060V and T4060N.
It is necessary to consider that for the models T4060V and T4060N it is
necessary to refer to models T4050V and T4060N unless otherwise
specified such as for example for the engine assembly (sect. 10, Ch. 1
pages 1 to 4).
Print no. 84150905B1 -- 02 -- 2012
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INDEX 3
84150905B1 -- 02 -- 2012
CONTENTS
Page Date
00 -- GENERAL GUIDELINES
General instructions ..... 1--2 10--08
Safetyrules............. 3--4--5 10--08
Tractor refuelling ........ 6 02--12
10 -- ENGINE
CHAPTER 1 -- Engine models T4050V,
T4050N, T4060V and T4060N
Summary .............. 1 02--12
General specifications 2--3--4 02--12
Fuel system data ........ 4 10--08
Engineblockdata ....... 5 10--08
Crankshaftdata ......... 5 10--08
Connecting rod data ..... 6 10--08
Pistondata ............. 6--7 10--08
Timing gear data ........ 7 10--08
Cylinder head data ...... 8--9 10--08
tightening torques ....... 10--11 10--08
Tools .................. 12 10--08
Enginediagrams ........ 13 10--08
Lubrication diagrams ..... 14 10--08
Coolingdiagram......... 15 10--08
Additional counterweight
diagrams............... 16 10--08
Exhaust gas recirculation
system (egr) ............ 17 10--08
Troubleshooting ......... 18--19--20--
21 10--08
Engine removal--installa-
tion.................... 22--23--24--
25--26--27 10--08
Engine disassembly--as-
sembly................. 28--29--30--
31--32--33--
34--35--36--
37--38--39--
40--41--42--
43--44--45--
46--47--48--
49--50--51--
52--53--54--
55--56--57--
58--59--60--
61 10--08
Page Date
Checks and measure-
ments -- cylinder block and
liners .................. 62--63--64 10--08
Checks and measure-
ments -- crankshaft, bear-
ings and flywheel ........ 65--66 10--08
Checks and measure-
ments -- connecting rods . 67--68 10--08
Checks and measure-
ments--pistons ......... 69--70--71--
72 10--08
Checks and measure-
ments -- camshaft, tappets
andvalves ............. 73--74--75--
76 10--08
Checks and measure-
ments -- cylinder head .... 77 10--08
Checks and measure-
ments -- lubrication system 78 10--08
Checks and measure-
ments -- cooling system . . 79 10--08
Removal--Installation --
crankshaftfrontseal ..... 80--81 10--08
Replacing crankshaft rear
seal ................... 82--83--84 10--08
Valve clearance adjust-
ment................... 85--86 10--08
Removal--Installation -- in-
jectors ................. 87--88--89 10--08
Removal -- Installation --
Boschinjectionpump .... 90--91--92 10--08
Boschinjectionpump -- tim-
ing .................... 93--94--95 10--08
Bosch injection pump -- air
bleeding ............... 95 10--08
Removal--Installation --
coolantpump ........... 96--97 10--08
Coolant pump and gener-
atordrivebelt ........... 98--99 10--08
CHAPTER 2 -- Engine models T4020V, T4030V,
T4030N, T4040V and T4040N
Summary .............. 1 10--08
General specifications . . . 2--3 10--08
Engine removal--installa-
tion.................... 4--5--6--7--8
-- 9 10 -- 08
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4INDEX
84150905B1 -- 02 -- 2012
Page Date
18 -- CLUTCH
Specifications........... 1--2 10--08
tightening torques ....... 2 10--08
Tools .................. 2--3 10--08
Sections ............... 3--4 10--08
Troubleshooting ......... 5 10--08
Removal--Installation --
clutch.................. 6--7--8--9 10--08
Clutch Overhaul ......... 10--11--12--
13 10--08
Checks and measure-
ments--clutch .......... 14--15 10--08
Adjustments-- clutchdisen-
gagement levers ........ 16--17 10--08
Adjustments -- clutch pedal 18 10--08
PTO clutch control adjust-
ments.................. 19 10--08
Sectional view of PTO
clutchservocontrol...... 20 10--08
Description and operation
ofPTOservocontrol..... 21--22 10--08
PTO servo control adjust-
ment................... 23 10--08
PTO engaged switch ad-
justment ............... 24 10--08
21 -- GEAR TRANSMISSION
CHAPTER 1 -- Transmission and range gear
(16x16)
Specifications........... 1--2 10--08
tightening torques ....... 2--3 10--08
Tools .................. 4--5--6--7 10--08
Sections ............... 8--9--10--11 10--08
Description and operation 12 10--08
Troubleshooting ......... 12--13 10--08
Removal--Installation --
rear transmission -- gear-
boxcasing ............. 14--15--16--
17--18--19 10--08
Disassembly--Assembly --
transmission--gearboxcas-
ing .................... 20--21--22--
23--24--25--
26--27 10--08
Page Date
Gearbox driving and driven
shaftsendfloatadjustment. 28 10--08
Sealingcompoundapplica-
tiondiagram ............ 29 10--08
Gearbox control lever.
Removal -- Installation . . . 30 10--08
Range gear control lever.
Removal -- Installation 31 10--08
Shuttle control lever.
Removal -- Installation . . . 32 10--08
CHAPTER 2 -- Mechanical transmission and
splitter
Specifications........... 1--2 10--08
tightening torques ....... 2 10--08
Tools .................. 2 10--08
Sections ............... 3--4--5--6 10--08
Description and operation 7 10--08
Troubleshooting ......... 8 10--08
Splitter device and creeper
unit casing, shafts and
bearings disassembly .... 9--10--11 10--08
CHAPTER 3 -- Power Shuttle transmission
with dual command (2 Speed Power Shift)
function
Specifications........... 1--2 10--08
tightening torques ....... 3 10--08
Tools .................. 4--5--6--7 10--08
Sections ............... 8--9--10--11
-- 12 J10--0 8
Clutchcontrolpressuretest 11 10--08
Description and operation 13 10--08
Troubleshooting ......... 13 10--08
Disassembly--Assembly --
transmission--gearboxcas-
ing .................... 14--15 10--08
Disassembly--Reassembly
-- Power Shuttle control
valve .................. 16--17--18 10--08
Disassembly--Assembly --
accumulator ............ 19 10--08
Gearbox spool valve sole-
noid valves. Removal -- In-
stallation ............... 20--21 10--08
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INDEX 5
84150905B1 -- 02 -- 2012
Page Date
Disassembly--Assembly --
clutchcasing ........... 22--23--24--
25--26 10--08
23 -- DRIVE LINES
Specifications........... 1 10--08
tightening torques ....... 2 10--08
Tools .................. 3--4 10--08
Sections ............... 5--6--7 10--08
Description and operation 8--9 10--08
Troubleshooting ......... 9 10--08
Drive shafts and guard.
Disassembly -- Assembly . 10--11--12--
13--14 10--08
Removal--Installation --
drive gear casing ........ 15--16 10--08
Disassembly--Assembly --
drive gear casing ........ 17--18--19--
20 10--08
25 -- FRONT AXLE MECHANICAL TRANS-
MISSION
CHAPTER 1 -- Front mechanical transmission
(Supersteer models)
Specifications........... 1--2--3 10--08
tightening torques ....... 4--5--6 10--08
Tools .................. 7--8--9--10 10--08
Sections ............... 11--12--13 10--08
Description and operation 13--14 10--08
Troubleshooting ......... 15 10--08
Removal--Installation --
frontaxle............... 16--17--18--
19 10--08
Removal--Installation --
front axle differential and
bevel drive support ...... 20--21--22--
23 10--08
Overhaul -- front axle bevel
drive................... 24--25 10--08
Adjustments -- bevel drive 26--27--28--
29--30--31 10--08
Overhaul -- front differential 32 10--08
Overhaul -- differential lock
unit.................... 33--34--35 10--08
Page Date
Disassembly--Assembly --
front epicyclic final drive
withbrake .............. 36--37--38--
39 10--08
Disassembly--Assembly --
front epicyclic final drive . . 40--41--42 10--08
Wheel hub seal. Replace . 43 10--08
Wheel hub and steering
knuckle. Disassembly --
Assembly .............. 44 10--08
Adjustments -- steering
knuckle bearings ........ 45 10--08
Replacing steering knuckle
pins and bearings ....... 46 10--08
Steering sensor 47 10--08
CHAPTER 2 -- Front mechanical transmission
Specifications........... 1--2 06--06
tightening torques ....... 3--4--5 06--06
Tools .................. 6--7--8--9--
10 06--06
Geardiagrams.......... 11 06--06
Sections ............... 12--13--17 06--06
Components ............ 14--15--16 06--06
Description and operation 17 06--06
Troubleshooting ......... 18 06--06
Removal--Installation --
frontaxle............... 19--20--21--
22--23--24 06--06
Front axle pivot bushing re-
placement.............. 25 06--06
Front axle steering cylinder 26--27--28 06--06
Wheel hub and steering
knuckle ................ 29--30 06--06
Front epicyclic reduction
gear ................... 31--32--33--
34--35--36 06--06
Front axle bevel drive sup-
portanddifferential ...... 37--38--39 06--06
Beveldrivewithelectro--hy-
draulically controlled differ-
entiallock .............. 40--41--42--
43 06--06
Adjustments -- bevel drive 44--45--46--
47 06--06
Mechanical differential lock 48--49 06--06
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