Truck Crane
Quality Changes the World
STC300T5
Parts Book
Parts Book
STC300T5
Truck Crane
Equipment No.
QZJ100000389
Overview
This book provides illustrations and parts listings required to properly identify and order replaceable parts on your
Sany machine.
If this book becomes damaged, lost or illegible, request a replacement copy from your Sany distributor.
In case you sell this machine, be sure to give this parts book to the new owner.
Improvements in the design may lead to changes in detail which may not be indicated in this book. Always consult
your Sany distributor for the latest available information on your equipment or if you have questions regarding
information in this book.
Storing this parts book
This publication applies only to this specific machine and should not be used with any other machines.
Always keep this book available for reference.
Contact Details
No.168, Jinzhou Avenue, Jinzhou Development Zone, Changsha, Hunan, China 410600
Service Hotline: 0086 400 609 8318
E-mail: crd@sany.com.cn
Website: www.sanyglobal.com
Sany Group Service Information System
http://sis.sanygroup.com
STC300T5 Preface 1
3-4
Page header with parts code, and parts description
Line-art illustration with
callout numbers
Page footer with page number, chapter title, machine model and product name
Hydraulic System
SDCY90K7H1C Empty Container Handler
A810201021318 Switch Valve Assembly
1 Preface STC300T5
3-5
INDEX
1 B220401000459 1
2 A820103010415
Change Valve Block, Cooling Oil Motor
1
3 B220400000083 1
Page header with parts code, and parts description
INDEX: that matches
callout numbers on previous
illustration page
SEE PAGE: for page information
of the part or assembly
QTY: it indicates the
number of each part
used in this assembly
DESCRIPTION: to be used
along with PART NO. to
indentify the part or assembly
PART NO.: to be used along
with DESCRIPTION to identify
the part or assembly
DESCRIPTION
QTY
SEE PAGE
Valve Assembly, Solenoid
Relief Valve
Page footer with page number, chapter title, machine model and product name
A810201021318 Switch Valve Assembly
Hydraulic System SDCY90K7H1C Empty Container Handler
PART NO.
STC300T5 Preface 2
3 Preface STC300T5
Table of Contents
Group 1 STC300T5-6YL5 Truck Crane Body .............................................................1-1
QZJ100000389 STC300T5-6YL5 Truck Crane Body .................................................................1-2
Group 2 Truck crane chassis of STC300T5-6YL5...................................................2-1
SYM200000238 Truck crane chassis of STC300T5-6YL5.........................................................2-2
SYM006655838 Driver's Cab and Air Conditioning System ......................................................2-4
SYM006301463 Driver's Cab Installation .....................................................................................2-6
SYM005823088 Air conditioning system. cab..............................................................................2-8
SYM006637663 axle suspension system .................................................................................. 2-10
13977175 Suspension System, Front ........................................................................................ 2-12
60112842 Spring Assembly, Steel Plate, Front......................................................................... 2-14
13977222 Support Assembly, Rear Suspension ...................................................................... 2-16
61028909 Middle Axle Assembly ............................................................................................... 2-18
61028910 Rear Axle Assembly ................................................................................................... 2-32
SYM004682030 Tire & Wheel Assembly ................................................................................... 2-44
SYM006641829 Engine................................................................................................................ 2-46
SYM006641833 Oil supply system ............................................................................................. 2-48
SYM006641835 Air intake device ............................................................................................... 2-50
A222100000589 Air Cleaner........................................................................................................ 2-52
SYM006641832 Exhaust device ................................................................................................. 2-54
60009016 Valve, Exhaust Brake ................................................................................................. 2-56
SYM006641830 Engine & Mount Assembly.............................................................................. 2-58
SYM006641831 Cooling system................................................................................................. 2-60
60028227 Radiator........................................................................................................................ 2-64
QZJ006360937 Engine Cover ..................................................................................................... 2-66
SYM006635663 break system..................................................................................................... 2-68
SYM006098860 Air Reservoir Bracket Assembly .................................................................... 2-78
10912226 Clamp Assembly, T-bolt ............................................................................................. 2-80
QZJ005802488 Hydraulic System, Carrier ................................................................................ 2-82
14417407 Lines Group, Outrigger............................................................................................... 2-84
QZJ005105357 Holding Valve Assembly................................................................................... 2-86
14417440 Lines Group, Outrigger Beam, Rear ........................................................................ 2-88
QZJ005105357 Holding Valve Assembly................................................................................... 2-90
QZJ005931663 Swivel Assembly ............................................................................................... 2-92
QZJ005802367 Lines Group One, Carrier, Hydraulic .............................................................. 2-94
14489976 Valve Assembly, Main Control................................................................................. 2-100
QZJ005105357 Holding Valve Assembly................................................................................. 2-102
QZJ005802431 Lines Group Two, Carrier, Hydraulic ............................................................ 2-104
QZJ004929745 Pump Assembly............................................................................................... 2-106
150106010038D Double Pump ................................................................................................. 2-108
150107010078B Double Gear Pump Set..................................................................................2-112
STC300T5 Table of Contents 1
QZJ005802445 Hydraulic Reservoir Assembly .......................................................................2-114
60101256 Filter, Oil Return .........................................................................................................2-116
QZJ005802442 Strap Assembly, Fasten ..................................................................................2-118
SYM006627377 carriage welding assembly ........................................................................... 2-120
SYM006636138 walking boardassem...................................................................................... 2-124
12487568 Cover Plate Installation, Filler ................................................................................. 2-130
14446194 Toolbox Assembly..................................................................................................... 2-132
SYM006392916 foot ladder assembly...................................................................................... 2-134
SYM005844145 left central splashboard assembly ............................................................... 2-136
14248156 Splashboard Assembly, Rear.................................................................................. 2-138
13759596 Bumper Installation................................................................................................... 2-140
SYM005826332 Suspension arm bracket assem. ................................................................. 2-142
SYM005826331 Engine cover assem ...................................................................................... 2-144
13970580 Outrigger Beam Installation..................................................................................... 2-146
A810312000264 Float, Center Front Stabilizer....................................................................... 2-148
11584037 Mounting Accessories, Hook Block ........................................................................ 2-150
150901020191A Horizontal cylinder......................................................................................... 2-152
13310482 Cylinder Assembly, Center Front Stabilizer........................................................... 2-154
13274312 Rear Vertical Cylinder............................................................................................... 2-156
13274306 Front Vertical Cylinder.............................................................................................. 2-158
SYM006357622 undercarriage control device ........................................................................ 2-160
14221096 Decal Kit & Nameplate ............................................................................................. 2-164
SYM006641874 STC250C5-ⅥY1 Main Body......................................................................... 2-166
SYM006533907 Clutch and control mechanism..................................................................... 2-168
SYM006660907 Transmission shaft system ........................................................................... 2-170
SYM006660523 Transmission Installation .............................................................................. 2-172
130201000142A Transmission .................................................................................................. 2-174
SYM006660912 Power take-off drive shaft assembly ........................................................... 2-208
SYM006625509 Chassis electric system................................................................................. 2-210
SYM005769197 Illumination System，Carrier ....................................................................... 2-212
SYM005769366 Supplement Electrical System，Carrier ..................................................... 2-214
QZJ006405820 Alarm Device.................................................................................................... 2-216
SYM006384458 Control system................................................................................................ 2-218
SYM006629198 Harness assembly ......................................................................................... 2-220
SYM006531023 Control System, Backup................................................................................ 2-222
60183577 Parking Distance Control Assembly ...................................................................... 2-224
SYM005769196 Speed Control ，Assembly .......................................................................... 2-226
SYM005769438 Instrument & Sensor System........................................................................ 2-228
SYM006636132 steering system .............................................................................................. 2-230
SYM006632565 steering rods ................................................................................................... 2-232
SYM006635984 steering pipeline ............................................................................................. 2-234
Group 3 Hoisting boom assembly ..................................................................................3-1
QZJ005809045 Hoisting boom assembly .....................................................................................3-2
QZJ005815689 Telescopic mechanism ..................................................................................... 3-24
12212992 Sheave Assembly, Wire Rope Retraction ............................................................... 3-30
2 Table of Contents STC300T5
13971963 Sheave Assembly, Extend Wire Rope ..................................................................... 3-32
13971961 Sheave Assembly Wire Rope Retraction ................................................................ 3-34
10138404 Sheave.......................................................................................................................... 3-36
13967795 Cylinder Assembly 1, Boom Telescope ................................................................... 3-38
13967809 Cylinder Assembly 2, Boom Telescope ................................................................... 3-42
13971951 Support Assembly, Cylinder ...................................................................................... 3-44
QZJ005915723 Guide wheel support assembly....................................................................... 3-46
13971950 Sheave Assembly ....................................................................................................... 3-48
14420521 Sheave Assembly ....................................................................................................... 3-50
QZJ005014908 Sheave Assembly ............................................................................................. 3-52
13973227 Bracket.......................................................................................................................... 3-54
QZJ004984977 Cord roller assembly......................................................................................... 3-56
QZJ004984980 rotary drum assembly ....................................................................................... 3-58
14420516 Sheave, Auxiliary Boom Nose................................................................................... 3-60
14420521 Sheave Assembly ....................................................................................................... 3-62
QZJ005497625 Jib ........................................................................................................................ 3-64
14420521 Sheave Assembly ....................................................................................................... 3-68
12828992 Pulley Shaft Assembly................................................................................................ 3-70
10042078 Guide Roller Assembly............................................................................................... 3-72
10669838 Roller 1, Guide............................................................................................................. 3-74
13077640 Roller Assembly, Guide.............................................................................................. 3-76
Group 4 Superstructure electric system.....................................................................4-1
QZJ006284843 Superstructure electric system...........................................................................4-2
QZJ006333490 Boom......................................................................................................................4-6
13964286 Clip, Gripper, Boom Harness........................................................................................4-8
61028226 Sensor, Length & Angle ............................................................................................. 4-10
61028594 Sensor, Length ............................................................................................................ 4-12
QZJ006572612 Switch Assembly, A2B...................................................................................... 4-14
10044528 Weight Assembly, A2B ............................................................................................... 4-16
10044511 Weight, A2B ................................................................................................................. 4-18
QZJ006333486 Operator's Cab .................................................................................................. 4-20
QZJ006333481 Turntable............................................................................................................. 4-22
QZJ006318484 Conducting ring component............................................................................. 4-24
QZJ006618044 Electrical System, Swingaway Boom Extension .......................................... 4-26
10022380 Weight Assembly, A2B ............................................................................................... 4-28
QZJ006572612 Switch Assembly, A2B...................................................................................... 4-30
Group 5 Superstructure harness system ...................................................................5-1
QZJ006374485 Superstructure harness system .........................................................................5-2
Group 6 Superstructure Cab..............................................................................................6-1
QZJ005798663 Superstructure Cab..............................................................................................6-2
QZJ006175749 Control room air conditioning system................................................................6-4
QZJ005795895 Hangar ...................................................................................................................6-6
QZJ005763374 door，Left Side.....................................................................................................6-8
STC300T5 Table of Contents 3
QZJ005798345 superstructure control room installation......................................................... 6-10
14514598 Cylinder Assembly, Cab Tilt....................................................................................... 6-12
Group 7 Hydraulic System, Superstructure ..............................................................7-1
QZJ005804285 Hydraulic System, Superstructure .....................................................................7-2
QZJ005802416 Lines Group, Hoist ...............................................................................................7-4
QZJ005804237 Lines Group, Boom Lift & Telescope .................................................................7-6
14551173 Valve Assembly, Counterbalance, Boom Lift .............................................................7-8
QZJ004709444 Lines Group, Boom Telescope Cylinder ........................................................ 7-10
QZJ005221651 Valve Assembly, Counterbalance, Boom Telescope.................................... 7-12
QZJ005221637 Valve Assembly, Counterbalance, Boom Telescope.................................... 7-14
QZJ005804203 Lines Group, Control......................................................................................... 7-16
QZJ005221203 Pilot Valve Assembly,Left ................................................................................. 7-20
QZJ005221264 Pilot Valve Assembly,Right .............................................................................. 7-22
13939610 Shuttle Valve Assembly ............................................................................................. 7-24
QZJ005802394 Lines Group, Swing........................................................................................... 7-26
13978048 Valve Assembly, Swing Control................................................................................. 7-28
QZJ005890683 rotary control valve............................................................................................ 7-30
SYF005902383 Rotary Control Valve Spool Assembly ........................................................... 7-32
QZJ005802360 Motor Assembly, Swing .................................................................................... 7-34
11550766 Motor ............................................................................................................................. 7-36
QZJ005802836 Lines Group, Control, Auxiliary ....................................................................... 7-38
60333703 Gear Motor ................................................................................................................... 7-40
14351922 Valve Assembly, Control, Auxiliary ........................................................................... 7-42
60275754 Directional Valve, Solenoid ....................................................................................... 7-44
60275753 Directional Valve, Solenoid........................................................................................ 7-46
QZJ006144188 Radiator assembly ............................................................................................ 7-48
QZJ006597647 ain valve assembly............................................................................................ 7-50
SYF005809659 Multi-Way Valve ................................................................................................. 7-52
Group 8 Turntable ...................................................................................................................8-1
QZJ005797839 Turntable ...............................................................................................................8-2
QZJ005787523 Turntable................................................................................................................8-4
QZJ004700687 Swing Mechanism ................................................................................................8-6
60159571 Gearmotor.......................................................................................................................8-8
QZJ005174294 hoisting mechanism.......................................................................................... 8-10
13971777 Hoist Drive Installation................................................................................................ 8-12
13971722 Reducer........................................................................................................................ 8-14
QZJ006085319 Counterweight Assembly ................................................................................. 8-16
14386648 Pivot Pins Installation, Boom & Lift Cylinder ........................................................... 8-18
QZJ004888356 Rearview Mirror Assembly............................................................................... 8-20
QZJ004833415 Bracket Assembly, Turntable Rearview Mirror.............................................. 8-22
150901040761A Amplitude Oil Cylinder ................................................................................... 8-24
Group 9 Hook Block Assembly ........................................................................................9-1
132702010003 Hook Block Assembly...........................................................................................9-2
4 Table of Contents STC300T5
Group 10 Hook Block.......................................................................................................... 10-1
132702010013B Hook Block ....................................................................................................... 10-2
Group 11 Decal Kit................................................................................................................ 11-1
13534395 Decal Kit ........................................................................................................................11-2
STC300T5 Table of Contents 5
6 Table of Contents STC300T5
1STC300T5-6YL5 Truck Crane Body
Group 1
STC300T5-6YL5 Truck Crane Body
STC300T5 STC300T5-6YL5 Truck Crane Body 1-1
9
8
10
11
1
4
2
3
6
5
7
QZJ100000389 STC300T5-6YL5 Truck Crane Body
1-2 STC300T5-6YL5 Truck Crane Body STC300T5
QZJ100000389 STC300T5-6YL5 Truck Crane Body
INDEX PART NO. DESCRIPTION
1 SYM200000238 Truck crane chassis of STC300T5-6YL5 1 2-2
QZJ005809045
2
QZJ006284843
3
QZJ006374485
4
QZJ005798663
5
QZJ005804285
6
QZJ005797839
7
QZJ005162997
8
9 132702010003
10 132702010013B Hook Block 1 10-2
11 13534395 Decal Kit 1 11-2
Hoisting boom assembly
Superstructure electric system
Superstructure harness system
Superstructure Cab
Hydraulic System, Superstructure
Turntable 1 8-2
Accompanying Tools
Hook Block Assembly
QTY
SEE PAGE
1 3-2
1 4-2
1 5-2
1 6-2
1 7-2
1
1 9-2
STC300T5 STC300T5-6YL5 Truck Crane Body 1-3
QZJ100000389 STC300T5-6YL5 Truck Crane Body
1-4 STC300T5-6YL5 Truck Crane Body STC300T5
1Truck crane chassis of STC300T5-6YL5
Group 2
Truck crane chassis of
STC300T5-6YL5
STC300T5 Truck crane chassis of STC300T5-6YL5 2-1
9
10
1
4
2
3
6
5
7
8
SYM200000238 Truck crane chassis of STC300T5-6YL5
2-2 Truck crane chassis of STC300T5-6YL5 STC300T5
SYM200000238 Truck crane chassis of STC300T5-6YL5
INDEX PART NO. DESCRIPTION
1 SYM006655838
2 SYM006637663
3 SYM006641829
4 SYM006635663
QZJ005802488
5
6 SYM006627377
7 14221096
8 SYM006641874
9 SYM006625509
10 SYM006636132
Driver's Cab and Air Conditioning System
axle suspension system
Engine
break system
Hydraulic System, Carrier
carriage welding assembly
Decal Kit & Nameplate
STC250C5-ⅥY1 Main Body
Chassis electric system
steering system
QTY
SEE PAGE
1 2-4
1 2-10
1 2-46
1 2-68
1 2-82
1 2-120
1 2-164
1 2-166
1 2-210
1 2-230
STC300T5 Truck crane chassis of STC300T5-6YL5 2-3
1
2
SYM006655838 Driver's Cab and Air Conditioning System
2-4 Truck crane chassis of STC300T5-6YL5 STC300T5
SYM006655838 Driver's Cab and Air Conditioning System
INDEX PART NO. DESCRIPTION
1 SYM006301463 Driver's Cab Installation 1 2-6
2 SYM005823088
Air conditioning system. cab
QTY
1 2-8
SEE PAGE
STC300T5 Truck crane chassis of STC300T5-6YL5 2-5
1
8
6
4
5
5
4
3
2
7
SYM006301463 Driver's Cab Installation
2-6 Truck crane chassis of STC300T5-6YL5 STC300T5
SYM006301463 Driver's Cab Installation
INDEX PART NO. DESCRIPTION
1 A229900004007
2 A210125000005 Bolt 4
3 A210404000008 Washer 4
4 14471562 Washer 6
5 61029585
6 A210313000034 Nut 4
7 A210491000016 Pin 4
8 130901000550A
Fire Extinguisher, Powder, ABC
Damper
Driver Cab Assy
QTY
2
8
1
SEE PAGE
STC300T5 Truck crane chassis of STC300T5-6YL5 2-7
1
2
3
4
9
6
7
8
5
6
7
8
5
SYM005823088 Air conditioning system. cab
2-8 Truck crane chassis of STC300T5-6YL5 STC300T5
SYM005823088 Air conditioning system. cab
INDEX PART NO. DESCRIPTION
1 SYM005826548
2 SYM005825306
3 A229900004644
4 60169400 Condenser 1
5 A210111000093 Bolt 4
6 A210405000007 Washer 4
7 A210401000017 Washer 4
8 A210307000012 Nut 4
9 141502000554A Air Conditioner Accessories 1
Right support of condenser
Left support of condenser
Compressor
QTY
1
1
1
SEE PAGE
STC300T5 Truck crane chassis of STC300T5-6YL5 2-9
1
2
3
4
5
7
7
6
6
6
6
6
SYM006637663 axle suspension system
2-10 Truck crane chassis of STC300T5-6YL5 STC300T5
SYM006637663 axle suspension system
INDEX PART NO. DESCRIPTION
1 13977175
2 13977222
3 60340602
4 61028909
5 61028910
6 SYM004682030
7 151208000084A
Suspension System, Front
Support Assembly, Rear Suspension
front axle assembly
Middle Axle Assembly
Rear Axle Assembly
Tire & Wheel Assembly
Fitting, Elbow
QTY
11 2-44
SEE PAGE
1 2-12
1 2-16
1
1 2-18
1 2-32
3
STC300T5 Truck crane chassis of STC300T5-6YL5 2-11
1
2
3
4
5
6
7
8
9
10
11
12
13
15
14
16
17
18
19
20
21
22
23
24
25
26
13977175 Suspension System, Front
2-12 Truck crane chassis of STC300T5-6YL5 STC300T5
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