Fendt 900 Vario COM III Service Manual
Workshop Service Manual
FENDT 900 Vario - COM III
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
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FENDT is a worldwide brand of AGCO
'FKVKQP20
No. X990.005.057.01
3 G - en
FENDT 900 Vario COM III - EAME
English
8QNWOG4
All relevant accident prevention regulations and all generally accepted safety, health and
road traffic regulations must be strictly observed. The manufacturer does not accept liability
for damage resulting from unauthorised modifications.
Changes and additions reserved!
FENDT 900 Vario - COM III
Table of contents
3
FENDT 900 Vario - COM III
0000 Overall system/tractor
1005 Overall system/transmission
1010 Transmission/differential
1015 Transmission/axle drive
1050 Transmission/housing
1070 Transmission / Brake system
1080 Transmission/drive train
1200 Transmission/front PTO
1220 Transmission / Live PTO
1320 Transmission/front wheel drive
2000 Overall system/engine
2010 Engine/cylinder head
2050 Engine/cooling
2060 Engine/fuel system
2210 Engine/crankcase
2312 Engine/lubrication
2400 Engine/exhaust system
2712 Engine/injectors
3000 Overall system/front axle
3120 Front axle/steering cylinder
3180 Front axle/cardan shaft
4000 Overall system/steering
4090 Steering system / hydraulic steering unit
5030 Vehicle layout/operator's seat
5500 Overall s
ystem/air conditioning system
8100 Overall system/cab
8610 Power lift/EPC electro-hydraulic control
8631 Power lift/hydraulic lift
8800 Overall system/compressed air system
9000 Overall system/electrical system
9015 Electrical system/starter lockout
8QNWOG
8QNWOG
8QNWOG
9410 Hydraulic pump installation/LS pump
9430 Hydraulic pump installation/steering pump
9534 Hydraulic piping/"Rüfa"reverse operation
9600 Overall system/hydraulic equipment
9605 Hydraulic equipment/hydraulic connections
8QNWOG
FENDT 900 Vario - COM III
Table of contents
4
9610 Hydraulic equipment/central control block
(ZSB)
9620 Hydraulic equipment/valve fitting
9700
Overall system/electronics
9920 Service/special tools
9975 Service/SERDIA - Deutz engine diagnostics
program
A
General
9410
9410
B
Faults Hydraulic pump installation/LS pump
Hydraulic pump installation/LS pump
C
Documents and Diagrams
D
Component location
E
Testing
F
Setting and Calibration
G
Repair
H
Service – Info
9410 - Hydraulic pump installation/LS pump
Table of contents
3
9410 Hydraulic pump installation/LS pump
G Repair. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
9410 - Hydraulic pump installation/LS pump
Table of contents
4
9410 - Hydraulic pump installation/LS pump
Table of contents
5
G Repair
1 Removing the LS pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2 Installing the LS pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
9410 - Hydraulic pump installation/LS pump
Table of contents
6
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
9410 - Hydraulic pump installation/LS pump
G - Repair
7
T000606
Version 1
22-06-2007
1 Removing the LS pump
Preliminary work:
– Drain fuel
– Remove battery
– Remove fuel tank, right
– Remove fuel hand pump and hydraulic hand pump
Drain hydraulic oil.
Loosen tank plate bolts and remove right tank plate.
Remove cable clip.
I001690
Fig. 1.
I0 0170 7
Fig. 2.
I001688
Fig. 3.
9410 - Hydraulic pump installation/LS pump
G - Repair
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
8
T000606
Version 1
22-06-2007
Loosen earth cable on engine.
Pull earth cable through to bracket.
Remove screws of bracket.
Fix cable bracket and cable in place so that cover is easily
accessible.
I001692
Fig. 4.
I001724
Fig. 5.
I001691
Fig. 6.
I001693
Fig. 7.
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
9410 - Hydraulic pump installation/LS pump
G - Repair
9
T000606
Version 1
22-06-2007
Separate LS line from housing and close lines, preventing
dirt from entering.
Loosen bolts of cover.
Remove cover of hydraulic oil tank.
Remove silencer from line flange.
I001689
Fig. 8.
I001694
Fig. 9.
I001695
Fig. 10.
I001696
Fig. 11.
9410 - Hydraulic pump installation/LS pump
G - Repair
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
10
T000606
Version 1
22-06-2007
Loosen hexagon socket head screws from flange.
Hold on to crescent-shaped hardware when loosening
flange screws.
Fix pump hose in place on side.
Remove flange of pump line.
I001697
Fig. 12.
I001698
Fig. 13.
I001699
Fig. 14.
I001700
Fig. 15.
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
9410 - Hydraulic pump installation/LS pump
G - Repair
11
T000606
Version 1
22-06-2007
Loosen screws of line flange.
Remove pump pressure line.
Remove pump intake line.
Remove hydraulic lines that are in the way when the
pump is removed.
I001701
Fig. 16.
I0 0170 2
Fig. 17.
I0 0170 3
Fig. 18.
I0 0170 4
Fig. 19.
9410 - Hydraulic pump installation/LS pump
G - Repair
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
12
T000606
Version 1
22-06-2007
Remove bolts from LS pump.
Remove pump through opening.
NOTE: The pump is relatively heavy, so be careful when
you lift it out. Risk of injury!
I001705
Fig. 20.
I001706
Fig. 21.
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
9410 - Hydraulic pump installation/LS pump
G - Repair
13
T000610
Version 1
22-06-2007
2 Installing the LS pump
Preliminary work:
– Clean sealing surfaces of hydraulic oil tank and hydraulic oil tank cover
Mount oil drain plug with new seal ring.
Mount new pump flange seal.
Mount pump through opening.
I001690
Fig. 22.
I0 0170 8
Fig. 23.
I0 0170 6
Fig. 24.
9410 - Hydraulic pump installation/LS pump
G - Repair
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
14
T000610
Version 1
22-06-2007
Tighten bolts of pump with a tightening torque of 85 Nm.
Mount removed hydraulic lines.
Insert new O-rings in the suction flange applying a little
grease.
Mount intake line with suction filter on pump.
I001705
Fig. 25.
I001704
Fig. 26.
I001710
Fig. 27.
I001703
Fig. 28.
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
9410 - Hydraulic pump installation/LS pump
G - Repair
15
T000610
Version 1
22-06-2007
Insert new O-rings (arrowed) in pump line applying a little
grease.
Thread pump pressure line through opening.
Tighten screws of line flange by hand.
Centre flange on pump line to prevent causing strain and
tighten screws by hand.
I0 0170 9
Fig. 29.
I0 0170 2
Fig. 30.
I001701
Fig. 31.
I0 0170 0
Fig. 32.
9410 - Hydraulic pump installation/LS pump
G - Repair
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
16
T000610
Version 1
22-06-2007
Slightly loosen screws of line flange to align it and then
tighten with the prescribed tightening torque.
Slightly loosen screws of flange to align it and then
tighten the screws.
Flange pump hose to pump line and fasten through crescent-shaped hardware.
Tighten hexagon socket head screws.
I0 01701
Fig. 33.
I001700
Fig. 34.
I001698
Fig. 35.
I001697
Fig. 36.
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
9410 - Hydraulic pump installation/LS pump
G - Repair
17
T000610
Version 1
22-06-2007
Mount silencer.
Apply X903.050.074 sealant on sealing surfaces and
mount cover.
Tighten screws of tank cover with a tightening torque of
120 Nm
Mount LS line.
I001696
Fig. 37.
I001695
Fig. 38.
I001694
Fig. 39.
I001689
Fig. 40.
9410 - Hydraulic pump installation/LS pump
G - Repair
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
18
T000610
Version 1
22-06-2007
Mount cable bracket.
Attach earth cable to engine earth pin.
Mount cable clip.
Mount tank plate with bolts.
Final procedures:
I001691
Fig. 41.
I001692
Fig. 42.
I001688
Fig. 43.
I001707
Fig. 44.
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
9410 - Hydraulic pump installation/LS pump
G - Repair
19
T000610
Version 1
22-06-2007
– Mount fuel hand pump and hydraulic oil hand pump
– Fill up hydraulic oil (change hydraulic oil filter and hydraulic oil depending on hours and contamination)
– Mount fuel tank on right
– Mount battery
– Fill up fuel
9410 - Hydraulic pump installation/LS pump
G - Repair
919 .. 0101-1000 925 .. 1001- 934 .. 0101-1000
919 .. 1001- 928 .. 0101-1000 934 .. 1001922 .. 0101-1000 928 .. 1001922 .. 1001- 931 .. 0101-1000
925 .. 0101-1000 931 .. 1001-
20
T000610
Version 1
22-06-2007
A
General
9430
9430
B
Faults
Hydraulic pump installation/steering
pump
Hydraulic pump installation/steering pump
C
Documents and Diagrams
D
Component location
E
Testing
F
Setting and Calibration
G
Repair
H
Service – Info
9430 - Hydraulic pump installation/steering pump
Table of contents
3
9430 Hydraulic pump installation/steering pump
G Repair. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
9430 - Hydraulic pump installation/steering pump
Table of contents
4
9430 - Hydraulic pump installation/steering pump
Table of contents
5
G Repair
1 Removing the wheel-driven emergency steering pump . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2 Installing the wheel-driven emergency steering pump . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
9430 - Hydraulic pump installation/steering pump
Table of contents
6
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