Tadano Faun GR-250N-2 Crane Service Manual (Circuits & Data) SN FB4745

Description

Tadano Faun GR-250N-2 Rough Terrain Crane (Circuit Diagrams & Data) Service Manual SN FB4745 – PDF DOWNLOAD

FILE DETAILS:

Tadano Faun GR-250N-2 Rough Terrain Crane (Circuit Diagrams & Data) Service Manual SN FB4745 – PDF DOWNLOAD

Language : English
Pages : 174
Downloadable : Yes
File Type : PDF

TABLE OF CONTENTS:

Tadano Faun GR-250N-2 Rough Terrain Crane (Circuit Diagrams & Data) Service Manual SN FB4745 – PDF DOWNLOAD

GR-250N-2 1
Foreword 2
2 Outline of specifications 3
3 Group index 4
4 Contents 5
(Y)Data, Adjustment and Checks 8
Y-1 Service Data 11
1 Amounts of oil and coolant 11
2 Operating speed 11
3 Hydraulic device 12
3 1 Hydraulic pump 12
3 2 Hydraulic motor 12
3 3 Hydraulic cylinder 12
4 Swing section 13
5 Boom section 13
5 1 Slide plate 13
5 2 Boom bending and deformation 14
5 3 Jib bending and deformation 15
5 4 Wire rope 15
5 5 Sheave 16
5 6 Inspection the hook block 16
6 Criteria for maintenance and replacement of vehicle 17
6 1 Power transmission device 17
6 2 Braking device 17
6 3 Steering device 18
7 Mass table 19
Y-2 Adjusting Pressure (Hydraulic Pressure) 20
1 Winch 20
2 Telescoping 21
3 Elevating 22
4 Swing 23
5 Outrigger 24
6 Remote control pilot pressure 25
7 Steering 26
8 Torque converter oil pressure 27
9 Side up jib 27
10 Jib tilt 28
11 Suspension lock 29
Y-3 Adjusting Pressure (Pneumatic Pressure) 30
Y-4 Air Bleeding Procedure 31
1 Hydraulic pump 31
1 1 Steering and accumulator(ACC) charging pump (triple gear pump) 31
1 2 Main pump 31
1 3 Main pump (when the tank pressurization tool is used) 32
1 4 Tank pressurization tool 32
1 5 Other (cylinder) 32
2 Bleeding procedure 33
2 1 Service brake 33
2 2 Winch brake 33
2 3 Hydraulic motor assy 34
2 4 Pilot circuit (hydraulic pilot control valve) 35
2 5 Swing control back-pressure valve 36
2 6 Positive control circuit 36
2 7 Jib tilt cylinder 36
2 8 Hydraulic valve (winch brake) 37
Y-5 Adjusting Procedure (Electric) 38
1 Switch adjustment procedure 38
1 1 Over-front detection proximity switch (CN521) 38
1 2 Boom full retraction detection switch (CN552) 38
1 3 Jib lock pin detection proximity switch (CN573) 39
1 4 Jib connection pin detection switch (CN572) 39
1 5 Main wire rope length detection(Phase A: CN525) (Phase B: CN526) 40
1 6 Aux wire rope length detection (Phase A: CN527) (Phase B: CN528) 40
1 7 Straight ahead detection proximity switch (CN408) 41
1 8 Rear steering lock pin insertion detection switch (CN417) 41
1 9 Rear steering lock pin extraction detection switch (CN418) 41
1 10 Vehicle height detection FL(L) (CN400), FL(R) (CN401) 42
1 11 Vehicle height detection RR(L) (CN406), RR(R) (CN407) 42
1 12 Vehicle height detection FR(L) (CN402), FR(R) (CN403) 43
1 13 Vehicle height detection RL(L) (CN404), RL(R) (CN405) 43
Y-6 Assembly Adjustment (Crane Operation) 44
1 Adjusting boom telescoping wire rope 44
1 1 Adjusting the telescoping wire rope for the top and 3rd boom sections 44
2 Bubble level adjustment 46
2 1 Leveling the swing table plane 46
2 2 Upper and lower bubble level adjustment 48
2 3 Adjustment check 48
2 4 Readjustment 48
Y-7 Assembly Adjustment (Traveling Device) 49
1 Service brake adjustment 49
1 1 Brake pedal adjustment 49
1 2 Tightening the cap of reserve tank of service brake fluid 49
1 3 Check after replacing brake hose 49
2 Accelerator adjustment 50
2 1 Accelerator pedal adjustment 50
2 2 Engine speed 50
2 3 Procedure for checking engine stall speed 50
3 Parking brake adjustment 51
3 1 Adjusting the clearance (between brake shoe and drum) 51
3 2 Connecting parking brake and spring chamber 51
4 Tire air pressure and steering angle adjustment 52
4 1 Adjusting the steering angle 52
5 Torque converter and transmission 53
5 1 Maximum allowable speed 53
5 2 Adding oil to the torque converter and transmission 53
6 Braking force 53
6 1 Parking brake force 53
6 2 Service brake force 53
6 3 3rd brake force 53
7 Adjusting the headlight light axis 54
7 1 Adjusting the HR-7 54
7 2 Adjusting the HCR-200 54
8 Hydraulic suspension 55
8 1 Releasing pressure in the accumulators for hydraulic suspension 55
9 Retightening the hub nuts 55
Y-8 Operation Check (Crane Operation) 56
1 Outrigger status indicator 56
2 Winch 56
3 Backward stability 56
4 Jib side-up function 57
5 Warning 58
6 Eco mode operation check (FB6217–) 58
Y-9 Operation Check (Traveling Device) 59
1 Exhaust brake (EXB) 59
2 Retarder 59
3 Automatic transmission 60
4 Rear steering lock 61
4 1 Operation check A 61
4 2 Operation check B 62
5 Overshift prevention 62
6 Warning 63
7 Speedometer 63
8 Hydraulic suspension 64
8 1 Check pattern for normal operation 64
8 2 Check pattern for emergency operation 66
Y-10 Inspection and Maintenance 69
Y-11 Boom Connecting Pin and Thread Size Table 70
(Z)System Diagrams 71
Z-1 Hydraulic Circuit 75
1 Comparison table of hydraulic parts (No , part name and location) 75
2 Hydraulic circuit 76
Z-2　Torque Converter Circuit 77
Z-3　Pneumatic Circuit 78
Z-4 Electric Circuit (Upper) 79
1 Comparison table (CN No , usage and coordinate) 79
2 Reading method of electric diagram 81
3 Electric Circuit(Upper) 83
Z-5 Electric Circuit (Lower) 84
1 Comparison table (CN No , usage and coordinate) 84
2 Electric Circuit (Lower) 86
Z-6 Hydraulic Parts Location Diagram (Upper) 87
1 Winch 87
2 Telescoping 87
3 Elevation 88
4 Swing 88
5 Return 89
6 Drain 89
7 Gauge 90
8 Winch brake 90
9 Pilot (–FB5235) 91
9 Pilot (FB5236–FB5777) 91
9 Pilot (FB5778–) 92
10 Steering 92
11 Air conditioner(–FB5852) 93
11 Air conditioner(FB5853–) 93
12 Operation assy, operation valve 94
13 Pressure switch 94
14 Jib (side up and boom) 95
15 Jib 95
Z-7 Hydraulic Parts Location Diagram (Lower) 96
1 Suction 96
2 Steering 96
3 Outrigger (X type) 97
4 Outrigger (H type) 97
5 Center joint 98
6 Return 98
7 Suspension 99
8 Outrigger main body (X type) 100
9 Outrigger main body (H type) 100
Z-8 Hydraulic Parts Location Diagram (Torque Converter) 101
1 Torque converter related 101
Z-9 Pneumatic Parts Location Diagram 102
1 Service brake related (upper) 102
2 Service brake related (lower) 102
3 Control parts (lower) 103
Z-10 Electric Parts Location Diagram (Upper) 104
1 Inside cab 104
2 Swing table, boom 105
3 Relay assy (inside cab) 106
4 Pressure switch installation diagram 107
Z-11 Electric Parts Location Diagram (AML, Overwinding (Two-blocking)) 108
1 AML parts assy 108
2 Length indicator assy and angle indicator assy 109
3 Overwinding (Two-blocking) 110
Z-12 Electric Parts Location Diagram (Lower) 111
1 X type outrigger 111
2 H type outrigger 112
3 Lower electric unit box(MDT, ECU, diag lamp) 113
4 Relay and fuse box (Under the battery) 114
Z-13 Harness (Inside Cab) 115
1 Comparison table (CN No , usage and coordinate) 115
2 Harness(Main) 116
3 Harness (Retarder and view switch) 117
Z-14 Harness (Swing Table, Right) 118
Z-15 Harness (Swing Table, Left) 119
Z-16 Harness (Boom) 120
1 Boom bottom 120
2 Boom top 121
Z-17 Harness (AML) 122
Z-18 Harness (Jib, Angle) 123
Z-19 Harness (Overwinding(Two-blocking)) 124
Z-20 Harness (Lower, Main) 125
1 Comparison table (CN No , usage and coordinate) 125
2 Harness(Main) 126
Z-21 Harness (Lower, Air) 127
Z-22 Harness (Lower, Electronic Governor) 128
1 Harness (Electric governor) 128
2 Harness (Lower transmitter) 129
3 Harness (MUT-3, lower transmitter) 130
Z-23 Combination Meter 131
1 Display section 131
2 Specification 132
3 Electric circuit 133
Z-24 Air Conditioner System 134
1 System configuration 134
1 1　(–FB5852) 134
1 2　(FB5853–) 135
2 Electric circuit 136
3 Harness 137
4 Contents of system control 138
Z-25 View System 139
1 System configuration 139
2 Circuit diagram 140
2 1 Wire connection diagram 140
2 2 Screen display specification 141
3 Adjustment procedure 142
4 Harness and Cable 143
4 1 Harness A 143
4 2 Cable A 144
4 3 Cable B 145
4 4 Cable C 146
5 Dual screens system 147
(～FB5843) 147
5 1 General description 147
5 2 Configuration (Configuration of 3 items set) 147
5 3 Function 147
(FB5844～) 149
5 1 General description 149
5 2 Feature 149
5 3 Configuration (Configuration of 2 items set) 150
5 4 Specification 150
5 5 Function 150
6 Dual screens controller 152
6 1 External view 152
6 2 Power supply connector (terminal arrangement) 152
7 Harness B 153
7 1 –FB5843 153
7 2 FB5844– 154
8 Screen selection switch 155
Z-26 Oil Cooler System 156
Z-27 Telematics System 157
1 System configuration 157
2 Harness (Telematics) 158
2 1 (–FB6382) 158
2 2 (FB6383–) 159
3 ICF 160
3 1 External view 160
3 2 Connector (terminal arrangement) 160
4 Satellite communications terminal 161
4 1 External view 161
4 2 Connector (terminal arrangement) 162
5 Configuration diagram 163
Z-28 ICF (information controller) + GSMT (global system for mobile communications terminal) system 164
1 Electric circuit (ICF, GSMT) 164
1 1 Composition of the electric circuit diagram 164
1 2 Electric circuit (ICF) 165
1 3 Electric circuit (GSMT) 166
2 System configuration 167
3 Harness 168
3 1 ICF 168
3 2 GSMT 169
4 ICF 170
4 1 External view 170
4 2 Connector (Pin assignment) 170
5 GSMT 171
5 1 External view 171
5 2 Connector (Pin assignment) 172
6 Configuration diagram 173
History of revision 174

DESCRIPTION:

Tadano Faun GR-250N-2 Rough Terrain Crane (Circuit Diagrams & Data) Service Manual SN FB4745 – PDF DOWNLOAD

Foreword:

• This service manual describes the composition of the Model GR-250N-2 rough terrain crane, its adjustment
  methods and hydraulic and electric circuit diagrams.
• This service manual applies to the cranes with the specification numbers given below. Check the specification
  number on the nameplate of your crane.
• Read the separate operation and maintenance manual and the parts catalog for repair and maintenance of the
  crane in conjunction with this manual. If the parts needs to be replaced, check the disassemble units and sales
  units in the parts catalog before replacing them.

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