CNH ST250 Tiger-Mate 255 Field Cultivator Index:

1 SAFETY INFORMATION
Personal safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
General information and safety. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2 KIT CONTENT
Kit content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Kit overview PIN YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24
3 GENERAL INFORMATION
Torque . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Special bolt torque. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Torque – Standard torque data for hydraulic connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Soil preparation/Finishing – Basic instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16
4 PRE-ASSEMBLY
PREPARING FOR ASSEMBLY
Bracket and hydraulic valve block assembly to main frame – single fold implements . . 4-1
Bracket and hydraulic valve block assembly to main frame – double fold implements . 4-3
Standard frame control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Electronic frame control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Hydraulic fitting assembly to valve block – Standard frame control single fold implements4-5
Hydraulic fitting assembly to valve block – Electronic frame control single fold implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Hydraulic fitting assembly to valve block – 32 ft low transport and 35 ft single fold implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Hydraulic gauge and fitting assembly to valve block – Standard frame control double fold
implements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
Hydraulic fitting assembly to valve block – Electronic frame control double fold implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Hydraulic fitting assembly to valve block – Electronic frame control double fold implements
PIN YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Hydraulic fitting removal and assembly to valve block – Electronic frame control single fold
implements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Hydraulic fitting removal and assembly to valve block – Electronic frame control double fold
implements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
Hydraulic fittings to hydraulic cylinder assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Hydraulic fittings to hydraulic cylinder assembly PIN YLD089113 and after . . . . . . . . . . 4-14
5 ASSEMBLY
Machine completion
Arm mount assembly installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Arm mount assembly installation PIN YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . 5-3
Hydraulic cylinder installation to arm assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Hydraulic cylinder installation to arm assembly PIN YLD089113 and after . . . . . . . . 5-6
EN

Hydraulic hose installation to hydraulic cylinders – 22.2 and 25.5 ft implements . . . 5-7
Hydraulic hose installation to hydraulic cylinders – 28.7 ft implements . . . . . . . . . . . . 5-17
3-bar tine arm stop installation – 32 ft standard transport implements with hydraulic
down pressure baskets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
Hydraulic hose installation to hydraulic cylinders – 32 ft standard transport implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28
Hydraulic hose routing on the main frame to the hydraulic valve block – 22.2 and 25.5,
28.7, and 32.0 ft standard transport implements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-39
Hydraulic hose installation to hydraulic cylinders – 32.0 ft low transport height implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-52
Hydraulic hose routing on the main frame to the hydraulic valve block – 32.0 ft low
transport height implements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-63
Hydraulic hose installation to hydraulic cylinders – 35.2 ft implements . . . . . . . . . . . . 5-77
Hydraulic hose routing on the main frame to the hydraulic valve block – 35.2 ft implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-90
Hydraulic hose installation to hydraulic cylinders – 37.4 ft implements . . . . . . . . . . . 5-104
Hydraulic hose installation to hydraulic cylinders – 37.4 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-123
Hydraulic hose routing on main frame to hydraulic valve block – 37.4 ft implements5-147
Hydraulic hose routing on main frame to hydraulic valve block – 37.4 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-157
Hydraulic hose installation to hydraulic cylinders – 40.6 ft implements . . . . . . . . . . . 5-162
Hydraulic hose installation to hydraulic cylinders – 40.6 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-181
Hydraulic hose routing on main frame to hydraulic valve block – 40.6 ft implements5-203
Hydraulic hose routing on main frame to hydraulic valve block – 40.6 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-212
Hydraulic hose installation to hydraulic cylinders – 46.0 ft implements . . . . . . . . . . . 5-217
Hydraulic hose installation to hydraulic cylinders – 46.0 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-236
Hydraulic hose routing on main frame to hydraulic valve block – 46.0 ft implements5-260
Hydraulic hose routing on main frame to hydraulic valve block – 46.0 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-268
Hydraulic hose installation to hydraulic cylinders – 51.5 ft implements . . . . . . . . . . . 5-273
Hydraulic hose installation to hydraulic cylinders – 51.5 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-293
Hydraulic hose routing on main frame to hydraulic valve block – 51.5 ft implements5-307
Hydraulic hose routing on main frame to hydraulic valve block – 51.5 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-318
Hydraulic hose installation to hydraulic cylinders – 55.8 ft implements . . . . . . . . . . . 5-322
Hydraulic hose installation to hydraulic cylinders – 55.8 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-341
Hydraulic hose routing on main frame to hydraulic valve block – 55.8 ft implements5-355
Hydraulic hose routing on main frame to hydraulic valve block – 55.8 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-366
Hydraulic hose installation to hydraulic cylinders – 60.1 ft implements . . . . . . . . . . . 5-370
Hydraulic hose installation to hydraulic cylinders – 60.1 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-392
Hydraulic hose routing on main frame to hydraulic valve block – 60.1 ft implements5-413
Hydraulic hose routing on main frame to hydraulic valve block – 60.1 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-424
Hydraulic hose routing to constant level pull frame – single fold implements. . . . . 5-428

fold implements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-432
Hydraulic hose routing to constant level pull frame – double fold implements. . . . 5-436
Hydraulic hose routing to floating hitch pull frame – double fold implements . . . . . 5-438
Hydraulic hose installation to swinging hose boom – single fold implements. . . . . 5-440
Hydraulic hose installation to swinging hose boom – double fold implements. . . . 5-442
Tine bar and basket installation to the arm assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-444
Hitch weight plate kit assembly – 35.2 foot ONLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-450
Charging the hydraulic system – Standard frame control. . . . . . . . . . . . . . . . . . . . . . . . . 5-452
Charging the hydraulic system – Standard frame control PIN YLD089113 and after
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-454
Charging the hydraulic system – Electronic frame control . . . . . . . . . . . . . . . . . . . . . . . . 5-456
Hydraulic cylinder installation to arm assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-457
Hydraulic cylinder installation to arm assembly PIN YLD089113 and after . . . . . . 5-459
3-bar coil tine with formed bar basket layouts
ACS 3-bar coil tine harrow with formed bar basket – 22.2 ft. . . . . . . . . . . . . . . . . . . . . . 5-461
ACS 3-bar coil tine harrow with formed bar basket – 25.5 ft. . . . . . . . . . . . . . . . . . . . . . 5-469
ACS 3-bar coil tine harrow with formed bar basket – 28.7 ft. . . . . . . . . . . . . . . . . . . . . . 5-477
ACS 3-bar coil tine harrow with formed bar basket – 32.0 ft standard transport. . 5-485
ACS 3-bar coil tine harrow with formed bar basket – 32.0 ft low transport height 5-493
ACS 3-bar coil tine harrow with formed bar basket – 35.2 ft. . . . . . . . . . . . . . . . . . . . . . 5-501
ACS 3-bar coil tine harrow with formed bar basket – 37.4 ft. . . . . . . . . . . . . . . . . . . . . . 5-509
ACS 3-bar coil tine harrow with formed bar basket – 40.6 ft. . . . . . . . . . . . . . . . . . . . . . 5-517
ACS 3-bar coil tine harrow with formed bar basket – 46.0 ft. . . . . . . . . . . . . . . . . . . . . . 5-525
ACS 3-bar coil tine harrow with formed bar basket – 51.5 ft. . . . . . . . . . . . . . . . . . . . . . 5-533
ACS 3-bar coil tine harrow with formed bar basket – 55.8 ft. . . . . . . . . . . . . . . . . . . . . . 5-541
ACS 3-bar coil tine harrow with formed bar basket – 60.1 ft. . . . . . . . . . . . . . . . . . . . . . 5-549