Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Valtra Manuals
Tractor
6650
Workshop manual
Valtra 6650 Workshop Manual
Hide thumbs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
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
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
page
of
1362
Go
/
1362
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Electrical System
General
Layout
Division into Groups
Division into Components or Sub ---Groups
Code Designation
Page Numbers
Date
General Instructions for Repairs
Outer Oil Seals
Sealing Compound and Glue
Tightening Torques and Setting Values
Handling of Heavy Components
Cleanliness
Assembly
Lubrication
Bushes and Press Fits
Cables and Wires
Locking Devices
Fitting Bolts in Blind Holes
Tightening Torques, Metric Standard Thread (ISO)
Conversion Table for Common Units
General Instructions Concerning Oil Checks and Oil Filling
Greasing Lubricating Points Fitted with Grease Nipples
Lubrication and Maintenance Schedule
Maintenance Schedule
Daily/Every 10 Hours
Weekly/Every 50 Hours
Every 250 Hours
Every 500 Hours
Every 1000 Hours/Yearly
Every 2000 Hours/Every Other Year
Every 4000 Hours
Recommended Fuel and Lubricants
Oil Quality and Capacity in Fluid Couplings
Engine
Table of Contents
Specifications
Valves, Rockers and Tappets
Connecting Rod
Special Tools
Engine, Description
Cylinder Block
Flywheel Housing
Crank Mechanism
Cylinder Head
Valve Mechanism
Timing Gears
Lubricating System
Induction and Exhaust System
Repair Instructions
Checking Cylinder Block
Removing Cylinder Liner
Cylinder Block and Flywheel Housing (Op no 211)
Measuring Cylinder Liner Wear
Changing Camshaft Bushing
Oversize Bushings for Camshaft
Fitting Pipe for Oil Dipstick
Fitting Cylinder Liners
Fitting Flywheel Housing
Changing Crankshaft Rear Oil Seal
Changing Flywheel Starter Gear
Fitting Flywheel
Removing Cylinder Head
Removing Valves
Checking Cylinder Head
Cylinder Head and Valve Mechanism (Op no 212)
Changing Valve Guides
Machining Valve Seat
Changing Valve Seat Inserts
Grinding Valves
Fitting Valves
Fitting Cylinder Head
Reconditioning Rocker Arm Mechanism
Changing Camshaft/Camshaft Gear
Valve Mechanism
Adjusting Valves
Removing Crankshaft
Changing Crankshaft Gears
Crank Mechanism (Op. no 213)
Fitting Crankshaft
Changing Crankshaft Ring Gear (420
Connecting Rods and Pistons
Removing Piston Together with Connecting Rod
Changing Connecting Rod Bearings
Connecting Rods, Weight Classes
Changing Piston Rings
Checking Piston
Fitting Piston Together with Connecting Rod
Balancer Unit, 420
Removing and Dismantling Balancer Unit
Reconditioning Balancer Unit
Fitting Balancer Unit
Removing Timing Gear Casing
Reconditioning Idler Gear
Fitting Timing Gear Casing
Reconditioning of Oil Relief Valve for Lubricating Oil Pressure
Removing and Dismantling Lubricating Oil Pump
Assembling and Fitting Lubricating Oil Pump
Fitting Oil Sump Gasket
Lubricating Oil Quality Requirements
Cooling Nozzles for Pistons
Latest Lubricating Oil Pressure Relief Valve
Inlet and Exhaust System, Turbocharger (Op. No. 216)
Checking Inlet and Exhaust System
Checking Turbocharger
Reconditioning Turbocharger
Cleaning Parts of the Turbocharger
Checking Parts of the Turbocharger
Assembling the Turbocharger
Bearing Housing
Fitting Turbocharger
Adjusting by -Pass Turbo (S1BG)
Intercooler on 6800 Tractor
Exhaust Pipe on 6800 Tractor
Crankshaft Seals
Pistons and Connecting Rods
Lubricating Oil Pump
Working Orders (Op. No. 219)
Camshaft
Specifications
Special Tools
Fuel System, Description
Fuel Filter
Fuel Tank
Injectors
Fuel Injection Pump
Two-Hole Pump Element (Maximum Feed)
Delivery Valve
Checking Electric Stop Solenoid
Fuel Injection Pump (Bosch P-- Pump) on 8950 Tractor
Governor
Fuel Injection Pump Type Plate
Table of the Fuel Metering 6000-6800
Specifications with Stanadyne Distributor Pump
Stanadyne Distributor Pump
Fuel System with Distributor Pump
Maintenance
Construction
Possible Equipment on Stanadyne Distributor Pump
Electric Advancing of the Injection
Bleeding Fuel System
Bleeding Thermostart System
Measuring Fuel Feed Pressure
Repair Instructions
Checking Overflow Valve
Changing Fuel Feed Pump Valves
Checking Fuel Injection Timing
Adjusting Injection Timing
Removing Injection Pump
Fitting Injection Pump
Checking/Changing Delivery Valve
Adjusting Low Idling Speed
Removing Injectors
Inspecting Injectors
Opening Pressure
Chattering Sound Properties
Reconditioning Injectors
Tightness of Nozzle
Fitting Injector in Engine
Fitting Delivery Pipes
Adjusting Injection Timing on 6800, 8750 and 8950 Tractors
Manifold Pressure Compensator
Cold Start Solenoid
Boost Control
Removing Distributor Pump
Fitting Pump and Adjusting Injection Timing
Stanadyne Distributor Pump
Fuel Feed Pump
Bleeding Fuel System
Injectors
Adjusting Low Idling Speed
Delivery Pipes
Cooling System
Specifications
Special Tools
Freezing Point of Coolant
Expansion Tank
Emptying the System in Connection with Repairs
Viscous Fan
Temperature Sensor, Engine Coolant Temperature
Coolant Pump
Repair Instructions (Op no 231)
Thermostat
Reconditioning Coolant Pump (320
Reconditioning Coolant Pump (620
Coolant Pump on 8000, 8100, 8200 and 8400
Quality Requirements of Engine Coolant
Coolant Pump and Thermostat Housing
Electrical System
Tractor Electrical System
Safety Precautions for the Electrical System
Battery Checks and Maintenance
Fuses and Relays
Circuit Card, Fuse Box
Headlight Adjustment
Standard Trailer Socket
Electrical Equipment for Engine
Alternator Iskra AAK 5118 14 V 95 a
Alternator Bosch NC 14 V 70---120 a
Starter Motor Iskra AZJ3234 12 V 3,1 Kw
Starter Motor Iskra AZJ3247 12 V 3,6 Kw
Speed Radar
Radar Fastening Parts
Electric Connections
Position of Electric Components on Frame
Wiring Diagram
Differential Lock
Front Wheel Drive
Power Take -Off
Delta Powershift
Components of the Autocontrol II
Delta Power Shift Control
Circuit Card of Buzzer and Ind. Lights
Fault Tracing
Buzzer Test
Circuit Card Illumination
Differential Lock Control
Checking Function of the Differential Lock Control
4WD Control
Checking Function
PTO Control
Differences between AC II and AC
Delta Powershift Control System
Sound Signals
Control of Transmission
DPS Circuit Card
INPUT Signals
OUTPUT Signals
Fault Tracing of Input Signals
Control Stop
Function
Testing the Function
Differences in the Dashboard
Position of Connectors
Engine Speed Sensor B4
Power Control Unit
PTO Speed Sensor
Version Markings of Sigmapower
Sigma Power 2.0
Control Unit A13
Solenoid Valve Y13 and Boost Control
Sensors B4 and B5, Versions 1.0, 1.1 and 2.0
Fault Tracing, Adjustments and Repairs
Checking Function with the Aid of the ETB
Fault Tracing by Measuring Voltages
Incorrect Voltage Readings
Checking and Adjusting Sensors with Fluke123
Interpretation of Oscilloscope Waves and Specified Values
Buzzer Functions
DPS-Circuit Card A10
Wiring Diagram
Position Control Knob
Lift/Lower Switch
Lowering Speed Selector
Transport Height Selector
Position Sensor
Adjusting the Position Sensor
Draft Sensors
Short Circuit in Draft Sensor Line
Functional Checks
Distinguishing between Electrical and Hydraulic Malfunctions
Checking the Electrical Operations
Checking the Lift/Lower Switch
Checking the Indicator Lights on Switch Panel
Checking the Transport Height Selector
Checking the Lower Speed Selector
Checking the Draft Control Operation
Checking Switch Panel A2E
Removing the Switch Panel for Checking
Voltage Measurements
Checking Supply Voltage
Checking Lowering Speed Selector
Checking Transport Height Selector
Changing Switch Panel
Checking Switch Panel Indicator Lights
Measuring Internal Voltages of Position Sensor and Draft Sensors
Checking the Position Control Potentio-Meter
Checking Control Valve and Its Solenoid Valves
Special Instructions
Control Unit A1E of AC Power Lift
Forced Lowering
ACB / ACD Power Lift
Position Sensor, ACB and ACD
Measuring Position Sensor Supply and Signal Voltages
Function of Diagnostic Light and Fault Codes
Faul Codes of ACD Power Lift
Serious Faults
Medium Serious Faults
Minor Faults
Other Faults
Fault Codes of ACB Power Lift
Drive Balance Control (DBC)
Verifying the Function of the DBC
ACD: Transmission Speed Sensor
Clip Control (Option)
Calibrating Drive
Checking Switch Panel of ACD
Measuring Supply Voltage
Checking Lowering Speed Selector S7E
Advertisement
Quick Links
1
Electrical System
Download this manual
See also:
Service Manual
VALTRA – VALMET
MEGA MEZZO HI-TEC
WORKSHOP MANUAL
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Table of Contents
Troubleshooting
Checking display operation
356
Trouble shooting and repairs
404
Need help?
Do you have a question about the 6650 and is the answer not in the manual?
Ask a question
Questions and answers
Related Manuals for Valtra 6650
Tractor Valtra 600 Operator's Manual
(142 pages)
Tractor Valtra 205 Service Manual
(41 pages)
Tractor Valtra VALMET 6000 Service Manual
(16 pages)
Tractor Valtra 6000 Workshop Manual
(1362 pages)
Tractor Valtra VALMET Series Workshop Manual
(66 pages)
Tractor Valtra 6250 Workshop Manual
(1362 pages)
Tractor Valtra 6350 Workshop Manual
(1362 pages)
Tractor Valtra 6550 Workshop Manual
(1362 pages)
Tractor Valtra 6850 Workshop Manual
(1362 pages)
Tractor Valtra T series Versu Operator's Manual
(450 pages)
Tractor Valtra T151eLS Operator's Manual
T series (23 pages)
Tractor Valtra T144 Operator's Manual
T series (414 pages)
Tractor Valtra Small A Series Service Manual
Compact & orchard tractors (31 pages)
Tractor Valtra F Series Operator's Manual
(245 pages)
Tractor Valtra A800R Operator's Manual
(21 pages)
Tractor Valtra BM Series Operator's Manual
(21 pages)
Table of Contents
Save PDF
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the 6650 and is the answer not in the manual?
Questions and answers