Improper use of the machine may lead to hazards which can result in death or serious injury. Personnel engaged in operating and maintaining the machine are required to familiarize themselves with the contents of the manual before setting about their job.
• Do not attempt to operate the machine before making yourself familiar with the contents of the manual. • Personnel responsible for using the machine must keep the manual at hand and review it periodically.
• If the manual should be lost or damaged, promptly order a new copy from the dealer.
• When you transfer the machine to another user, always transfer the manual as well. • We at YANMAR provide customers with products in compliance with all applicable your country’s regulations and industrial standards. If you are using a YANMAR machine purchased abroad, the machine may lack some safety devices.
Please consult your dealer to confirm whether or not that machine is in compliance with all applicable your country’s regulations and industrial standards. • Some machine specifications may differ from those which are described in this manual because of improvements in its design and performance.
If you have any questions about the contents of the manual, don’t hesitate to contact your dealer. • Important safety instructions have been presented throughout this manual, and have been summarized in PART : SAFETY. Be sure to review these pages and pay heed to those safety instructions before proceeding to operate the machine.
1 Introduction............................................................................... 9
2 Safety information......................................................................... 10
3 Product overview and regulation............................................................ 11
3.1 Intended uses........................................................................ 11
3.2 Operation license.................................................................... 11
4 Ordering replacement parts and service call................................................ 12
4.1 Location of machine serial number plate.............................................. 12
4.2 Location of engine serial number plate............................................... 12
4.3 Location of the EPA identification plate............................................. 12
4.4 Ordering replacement parts and service calls......................................... 12
SAFETY....................................................................................... 13
5 Basic precautions...................................................................... 15
6 Operating precautions.................................................................. 20
6.1 Break in period.................................................................. 20
6.2 Precautions before starting the engine........................................... 20
6.3 Precautions when traveling....................................................... 21
6.4 Precautions when working......................................................... 23
6.5 Precautions for parking.......................................................... 25
6.6 Precautions for transportation................................................... 25
6.7 Precautions for the battery...................................................... 27
7 Precautions for servicing.............................................................. 28
7.1 Precautions before servicing..................................................... 28
7.2 Replacing essential parts periodically........................................... 28
7.3 Precautions during servicing..................................................... 31
8 Safety messages (warning labels)....................................................... 34
8.1 Location of warning labels C12R-A................................................ 35
8.2 Location of warning labels C30R-2A............................................... 39
8.3 Location of warning labels C50R-3B............................................... 42
OPERATION.................................................................................... 47
9 Identification of important parts...................................................... 49
9.1 Overview of the machine C12R-A................................................... 49
9.2 Controls and switches C12R-A..................................................... 50
9.3 Overview of the machine C30R-2A.................................................. 51
9.4 Controls and switches C30R-2A.................................................... 52
9.5 Overview of the machine C50R-3B.................................................. 53
9.6 Controls and switches C50R-3B.................................................... 54
10 Description of operator’s area for C12R-A............................................. 55
10.1 Monitor......................................................................... 55
10.2 Switches........................................................................ 57
10.3 Control levers and pedals....................................................... 58
10.4 Engine hood..................................................................... 62
10.5 Storage compartment for the operation & maintenance manual...................... 63
10.6 Fuses........................................................................... 63
10.7 Fuel cap........................................................................ 65
10.8 Wagon support................................................................... 66
11 Description of operator’s area for C30R-2A............................................ 67
11.1 Monitor......................................................................... 67
11.2 Switches........................................................................ 69
11.3 Control levers and pedals....................................................... 71
11.4 Engine hood..................................................................... 74
11.5 Storage for tools and the operation & maintenance manual........................ 75
11.6 Fuse box and fusible link....................................................... 75
11.7 Operator’s seat................................................................. 76
11.8 Dump deck support stopper....................................................... 77
12 Description of operator’s area for C50R-3B............................................ 78
12.1 Monitor......................................................................... 78
12.2 Switches........................................................................ 81
12.3 Control levers.................................................................. 85
12.4 Engine hood..................................................................... 87
12.5 Side cover...................................................................... 88
12.6 Battery cover................................................................... 88
12.7 Cabin........................................................................... 89
12.8 Storage for tools and the operation & maintenance manual........................ 92
12.9 Fuse box........................................................................ 92
12.10 Fuel cap....................................................................... 93
12.11 Operator’s seat................................................................ 94
12.12 Wagon stopper.................................................................. 96
13 Operating Instructions for C12R-A..................................................... 97
13.1 Checking before starting the engine............................................. 97
13.2 Operating and checking instructions before starting up the engine...............106
13.3 Starting up the engine..........................................................107
13.4 Operating and checking instructions after starting the engine...................108
13.5 Traveling.......................................................................109
13.6 Steering (turning the machine)..................................................111
13.7 Stopping the machine............................................................112
13.8 Dumping the wagon...............................................................113
13.9 Precautions for working.........................................................114
13.10 Precautions for going up and down a slope......................................115
13.11 Removal of wagon flaps.........................................................116
13.12 Parking the machine............................................................117
13.13 Inspection requirements after completing operation.............................118
13.14 Stopping the engine............................................................118
13.15 Inspection requirements after stopping the engine..............................119
13.16 Locking........................................................................119
13.17 Handling the rubber crawlers...................................................120
14 Operating Instructions for C30R-2A....................................................124
14.1 Checking before starting the engine.............................................124
14.2 Operating and checking instructions before starting up the engine...............129
14.3 Starting up the engine..........................................................130
14.4 Operating and checking instructions after starting the engine...................132
14.5 Traveling.......................................................................133
14.6 Steering........................................................................134
14.7 Stopping the machine............................................................135
14.8 Dumping.........................................................................136
14.9 Precautions for working.........................................................136
14.10 Precautions for going up and down a slope......................................137
14.11 Removal of wagon flaps.........................................................139
14.12 Parking the machine............................................................140
14.13 Inspection requirements after completing operation.............................140
14.14 Stopping the engine............................................................141
14.15 Inspection requirements after stopping the engine..............................141
14.16 Locking........................................................................141
14.17 Handling the rubber crawlers (for machines equipped with rubber)...............142
15 Operating Instructions for C50R-3B....................................................146
15.1 Checking before starting the engine.............................................146
15.2 Operating and checking instructions before starting up the engine...............152
15.3 Starting up the engine..........................................................154
15.4 Operating and checking instructions after starting the engine...................155
15.5 Traveling.......................................................................156
15.6 Steering........................................................................158
15.7 Stopping the machine............................................................159
15.8 Dumping the wagon...............................................................160
15.9 Swinging the wagon (for the swing wagon type)...................................161
15.10 Precautions for working........................................................162
15.11 Precautions for going up and down a slope......................................162
15.12 Removal of wagon flaps.........................................................163
15.13 Parking the machine............................................................164
15.14 Inspection requirements after completing operation.............................165
15.15 Stopping the engine............................................................165
15.16 Inspection requirements after stopping the engine..............................165
15.17 Locking........................................................................166
15.18 Handling the rubber crawlers...................................................166
16 Transportation........................................................................170
16.1 Loading and unloading the machine...............................................170
16.2 Precautions for loading the machine.............................................171
16.3 Suspending the machine (only for C12R-A and C30-2A).............................172
17 Care in cold weather and long-term storage............................................173
17.1 Preparing for cold weather......................................................173
17.2 Long-term storage...............................................................175
18 Troubleshooting.......................................................................176
18.1 Phenomena that are not breakdowns...............................................176
18.2 Precautions for operation in water..............................................176
18.3 If the battery is overdischarged................................................176
18.4 Troubleshooting (depending on model)............................................177
MAINTENANCE..................................................................................181
19 Precautions for servicing.............................................................183
20 Basic servicing practices.............................................................184
20.1 Filter..........................................................................184
21 Fueling, oiling and greasing based on temperature range...............................185
21.1 Fuel and oil....................................................................185
21.2 Cooling water...................................................................185
22 Standard tightening torque for bolts and nuts.........................................186
22.1 Torque table....................................................................186
23 Maintenance table.....................................................................187
23.1 List of periodic inspection and servicing.......................................187
24 Procedures of maintenance for C12R-A..................................................190
24.1 Checking the rubber crawlers....................................................190
24.2 Replacing the rubber crawler....................................................191
24.3 Adjusting the fan belt tension..................................................193
24.4 Adjusting the drive belt tension................................................193
24.5 Checking, cleaning and replacing the air cleaner element........................194
24.6 Draining the water and deposits from the fuel tank..............................196
24.7 Cleaning the fuel filter element (with water separator).........................196
24.8 Replacing the fuel filter element...............................................197
24.9 Replacing the pre-filter........................................................198
24.10 Replacing the engine oil and the engine oil filter.............................199
24.11 Replacing the hydraulic oil and cleaning the suction filter....................201
24.12 Replacing the hydraulic oil return filter......................................202
24.13 Adjusting the steering clutches................................................203
24.14 Adjusting the steering brakes..................................................203
24.15 Adjusting the travel pedal.....................................................203
24.16 Adjusting the F/R lever........................................................204
25 Procedures of maintenance for C30R-2A.................................................205
25.1 Checking the rubber crawlers....................................................205
25.2 Replacing the rubber crawler....................................................206
25.3 Adjusting the fan belt tension..................................................208
25.4 Checking, cleaning and replacing the air cleaner element........................208
25.5 Draining the water and deposit in the fuel tank.................................210
25.6 Checking the water separator....................................................210
25.7 Cleaning the water separator element............................................211
25.8 Cleaning / replacing the fuel filter element....................................211
25.9 Replacing the engine oil and the engine oil filter..............................212
25.10 Replacing the oil in the hydraulic oil tank and cleaning the suction filter....213
25.11 Replacing the return oil filter................................................214
25.12 Checking and replenishing the transfer case oil................................215
25.13 Replacing the transfer case oil................................................215
25.14 Checking and cleaning the oil filter in the transfer case......................216
25.15 Replacing the final case oil...................................................217
25.16 Greasing the final drive.......................................................217
26 Procedures of maintenance for C50R-3B.................................................218
26.1 Checking the rubber crawlers....................................................218
26.2 Checking the rubber crawler tension.............................................219
26.3 Replacing the rubber crawler....................................................220
26.4 Adjusting the fan belt tension..................................................222
26.5 Checking, cleaning and replacing the air cleaner................................222
26.6 Draining the water and deposits from the fuel tank..............................224
26.7 Checking the water separator....................................................224
26.8 Draining and cleaning the water separator.......................................225
26.9 Cleaning / replacing the fuel filter element....................................226
26.10 Replacing the engine oil and the engine oil filter element.....................228
26.11 Replacing the hydraulic oil and cleaning the suction filter element............229
26.12 Replacing the return filter....................................................231
26.13 Replacing the line filter element..............................................232
26.14 Replacing the travel reduction gear oil........................................232
26.15 Checking and replenishing the windshield washer fluid (for cabin)..............233
SPECIFICATIONS...............................................................................235
27 Specifications........................................................................237
27.1 Specifications..................................................................237
27.2 Model view and working range for C12R-A.........................................238
27.3 Model view and working range for C30R-2A........................................239
27.4 Model view and working range for C50R-3B........................................240
27.5 Noise emitted by the machines...................................................241
27.6 Vibrations emitted by the machines..............................................242
28 Options...............................................................................243
28.1 Options.........................................................................243
29 Hydraulic and wiring diagrams.........................................................244
29.1 Hydraulic diagrams..............................................................244
29.2 Wiring diagrams.................................................................247
NOTES........................................................................................251
30 Maintenance...........................................................................253
31 Notes.................................................................................257
PLEASE NOTE:
This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
This is the same manual used by the dealers inorder to diagnose your vehicle of its faults.
Require some other service manual or have any queries: please WRITE to us at [email protected]
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