Wacker Neuson 1770 CX50 Weidemann Wheel Loader Repair Manual – PDF DOWNLOAD
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Wacker Neuson 1770 CX50 Weidemann Wheel Loader Repair Manual – PDF DOWNLOAD
Language : English
Pages :356
Downloadable : Yes
File Type : PDF
Size:69.0 MB
TABLE OF CONTENTS:
Wacker Neuson 1770 CX50 Weidemann Wheel Loader Repair Manual – PDF DOWNLOAD
Repair Manual 3
Before you continue reading 3
Safety 19
Repair work (complete vehicle) 23
Safety instructions for repair work (complete vehicle) 23
Engine 25
Safety instructions for working on the engine 25
Hydraulic system 27
Safety instructions for working on the hydraulic system 27
Drive and axles 29
Safety instructions for working on the drive and axles 29
Brake system 31
Safety instructions for working on the brake system 31
Vehicle frame and load arm 33
Safety instructions for working on the vehicle frame and load arm 33
Electrical system 35
Safety instructions for working on the electrical system 35
Technical data 41
Technical data 45
Filling quantities 47
Tightening torques 49
Pressure values 51
Flow rates 53
Safety stickers 55
Meaning and position of the safety stickers 55
Testing equipment 61
71 Test pressure gauge 61
72 Flow meter 61
73 Test pump 62
Special tools 63
81 Insertion tool 63
82 Sealing plate (2 x) 63
83 Expulsion and driving sleeves 63
84 Driving bolts 64
85 Electrical contact key 65
86 Generator tester 65
87 Half-shells and pull-off fixture 66
Hose book 67
Inspections 73
Complete vehicle 77
11 Inspection log 77
Engine 79
21 Checking and adjusting the valve play 79
22 Inspecting the exhaust system for leaks 81
23 Checking the radiator installation 82
24 Inspect the radiator for leaks 83
25 Troubleshooting on the engine 84
Hydraulic system 87
31 Checking and adjusting the starting speed 87
32 Checking and adjusting the inching pedal 87
33 Checking and adjusting the pressure cut-off 88
34 Adjusting the driving speed 89
35 Checking the variable displacement pump supply pressure 90
36 Checking the variable displacement pump high pressure 91
37 Checking the variable displacement pump positioning pressure 93
38 Checking and adjusting the control commencement of the variable displacement motor 94
39 Testing the steering hydraulics 95
310 Checking the gear pump 97
311 Checking the control valve function 99
312 Troubleshooting on the hydraulic system100
Drive and axles103
41 Inspecting the differential lock103
42 Checking the water filling of the wheels104
43 Troubleshooting on the drive105
Vehicle frame and load arm107
51 Checking and adjusting the curling to load and dumping stops107
Cab109
61 Checking the heater109
62 Troubleshooting in the cab110
Electrical system111
71 Checking the generator111
72 Checking the temperature sensors111
73 Testing the belt buckle circuit112
74 Testing the fuel level sensor113
75 Troubleshooting on the electrical system114
Replacement119
Complete vehicle125
11 Helpful tips125
12 Replacing protective stickers125
Engine127
21 Engine (as supplied)127
211 Engine removal127
212 Engine installation129
213 Replacing the front rubber buffers132
214 Replacing the rear rubber buffer133
215 Replacing the clutch PA flange134
216 Cleaning the engine (after toppling the loader)135
22 Radiator137
221 Removing the radiator137
222 Installing the radiator138
23 Air filter system141
231 Replacing the complete air filter141
232 Replacing the air filter housing142
24 Fuel system143
241 Replacing the complete fuel filter143
242 Replacing the complete main fuel filter144
243 Replacing the water separator145
244 Replacing the fuel feed pump146
245 Replacing the fuel line147
246 Tank lock emergency opening148
25 Exhaust system149
251 Replacing the flue149
252 Replacing the muffler and flexi-pipe149
Hydraulic system153
31 Complete vehicle153
311 Depressurizing the hydraulic system153
312 Replacing the pivot bearing on the hydraulic cylinder153
313 Sealing the hydraulic cylinder154
32 Driving hydraulics158
321 Replacing the variable displacement pump158
322 Replacing the clutch hub160
323 Replacing the annular shaft seal of the variable displacement pump161
324 Replacing the variable displacement motor161
33 Steering hydraulics164
331 Cleaning the priority valve164
332 Replacing the priority valve166
333 Replacing the orbital steering valve167
334 Removing the steering cylinder168
335 Installing the steering cylinder170
34 Brake hydraulics171
341 Replacing the main brake cylinder171
342 Replacing the brake hydraulics tank172
343 Replacing the brake fluid173
344 Venting the brake hydraulics174
35 Working hydraulics175
351 Replacing the gear pump175
352 Sealing the gear pump177
353 Removing the control valve179
354 Installing the control valve180
355 Sealing the control valve182
356 Installing the catch on the control valve186
357 Replacing the cross controller186
358 Replacing the lifting cylinder187
359 Removing the tipping cylinder189
3510 Installing the tipping cylinder191
3511 Replacing the rod-end bearing of the tipping cylinder192
36 Auxiliary hydraulics and hydraulic lock193
361 Replacing the cover of the auxiliary hydraulics193
362 Replacing the control lever and cover of the auxiliary hydraulics194
363 Replacing the locking cylinder195
37 Tank, filter and hydraulic lines196
371 Replacing the hydraulic fluid tank196
372 Replacing the complete return filter198
373 Replacing the pressure filter199
374 Replacing the hydraulic line200
Drive and axles201
41 Replacing the drive shaft201
42 Front axle202
421 Removing the front axle202
422 Installing the front axle204
43 Rear axle207
431 Removing the rear axle207
432 Installing the rear axle209
44 Changing the wheel of the twin tires211
Brake system (mechanical section)213
51 Service brake213
511 Replacing the brake shoes213
512 Replacing the brake drum214
52 Parking brake215
521 Replacing the Bowden cable of the parking brake215
Vehicle frame and load arm219
61 Front carriage219
611 Replacing the front fender219
62 Rear carriage and engine hood219
621 Replacing the rear fender219
622 Replacing the additional weight/base plate220
623 Replacing the rear weight221
624 Replacing the engine hood223
625 Replacing the lock of the engine hood224
626 Emergency release of the engine hood225
63 Center joint225
631 Detaching the center joint225
632 Connecting the center joint227
633 Replacing the bearing in the self-aligning bearing231
634 Replacing the lower bearing232
64 Step plate and insulation mats233
641 Removing the operator’s platform233
642 Installing the operator’s platform236
643 Replacing the rubber buffer of the step plate239
644 Replacing the insulation mat240
65 Load arm241
651 Replacing the complete load arm241
652 Replacing the bearings of the short drawbar243
653 Replacing the bearings of the short reversing lever244
654 Replacing the bearings of the long reversing lever245
655 Replacing the upper bearing of the long drawbar247
656 Replacing the lower bearing of the long drawbar248
66 Tool attachment249
661 Replacing the tool attachment249
662 Replacing the locking pin250
663 Replacing the lock of the tool attachment (US)251
Operator’s platform and cab253
71 Seat253
711 Replacing the driver’s seat253
712 Replacing the complete seat belt254
713 Replacing the belt buckle254
72 ROPS bar and driver’s canopy255
721 Replacing the ROPS bar255
722 Replacing the driver’s canopy255
723 Replacing the lower section of the ROPS bar/driver’s canopy257
724 Replacing the document compartment258
725 Replacing the storage compartment259
73 Cab260
731 Removing the complete cab260
732 Installing the complete cab262
733 Replacing the windshield wiper arms265
734 Replacing the windshield washer container266
735 Replacing the door lock267
736 Replacing the door stay268
737 Replacing the complete door269
738 Replacing the roof grille of the cab270
739 Replacing the window and the rubber clamping profile270
7310 Replacing a bonded-in window272
7311 Replacing the complete heater274
74 Steering column275
741 Replacing the instrument steering column275
742 Replacing the steering wheel277
Electrical system279
81 Generator, battery and motors279
811 Replacing the generator279
812 Replacing the starter280
813 Replacing the rear windshield wiper motor281
814 Replacing the front windshield wiper motor282
82 Switches and sensors283
821 Replacing the switches in the instrument panel283
822 Replacing the combination switch284
823 Replacing the glow-plug indicator284
824 Replacing the switches in the cab285
825 Replacing the ignition lock286
826 Replacing the battery disconnect switch287
827 Replacing the parking brake switch288
828 Replacing the return filter overpressure switch289
829 Replacing the engine temperature sensor290
8210 Replacing the temperature sensor of the hydraulic fluid tank291
8211 Replacing the fuel level sensor292
83 Relays, coils and fuses293
831 Replacing the relays293
832 Replacing the solenoid valve drives on the variable displacement motor293
833 Replacing the solenoid valve of the variable displacement pump294
834 Replacing the coil on the variable displacement pump295
84 Indicator lamps, audible warning generators and instruments296
841 Replacing the indicator lamp in the instrument panel296
842 Replacing the instrument lights297
843 Replacing the horn298
844 Replacing the audible warning generator299
845 Replacing the engine-hour indicator299
85 Lighting system301
851 Replacing a complete headlamp with indicator301
852 Replacing a complete tail lamp301
853 Replacing the headlight302
Attachments305
91 Replacing the earth bucket digging tooth305
Circuit diagrams and descriptions313
Hydraulic circuit diagram317
Electrical circuit diagram319
Plug assignments / contact assignments329
Technical description331
Supplier documentation341
Engine workshop manual (example)345
Variable displ pump repair instructions (example)347
Variable displ motor repair instructions (example)349
Planetary axle workshop manual (example)351
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- This is the SAME exact manual used by your dealers to fix your vehicle.
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- Any queries / doubts regarding your purchase, please feel free to contact [email protected]
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