CNH ST250 Tiger-Mate 255 Field Cultivator Index:

1 SAFETY INFORMATION
Personal safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
General information and safety. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2 KIT CONTENT
Kit content . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Kit content 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 – 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
Spike arm bulkhead bracket to arm assembly PIN YLD089113 and after . . . . . . . . . 5-5
Hose clamp plate to frame installation PIN YLD089113 and after . . . . . . . . . . . . . . . . . 5-7
Hydraulic cylinder installation to arm assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
EN

Hydraulic cylinder installation to arm assembly PIN YLD089113 and after . . . . . . . . 5-9
Hydraulic hose installation to hydraulic cylinders – 22.2 and 25.5 ft implements . . 5-10
Hydraulic hose installation to hydraulic cylinders – 28.7 ft implements . . . . . . . . . . . . 5-20
3-bar spike arm stop installation – 32 ft standard transport implements with hydraulic
down pressure baskets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30
Hydraulic hose installation to hydraulic cylinders – 32 ft standard transport implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-31
Hydraulic hose routing on the main frame to the basket down pressure valve block –
22.2 and 25.5, 28.7, and 32.0 ft standard transport implements . . . . . . . . . . . . . . . . . . 5-42
Hydraulic hose installation to hydraulic cylinders – 32.0 ft low transport height implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-56
Hydraulic hose routing on the main frame to the hydraulic valve block – 32.0 ft low
transport height implements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-67
Hydraulic hose installation to hydraulic cylinders – 35.2 ft implements . . . . . . . . . . . . 5-81
Hydraulic hose routing on the main frame to the hydraulic valve block – 35.2 ft implements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-94
Hydraulic hose installation to hydraulic cylinders – 37.4 ft implements . . . . . . . . . . . 5-108
Hydraulic hose installation to hydraulic cylinders – 37.4 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-127
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-155
Hydraulic hose installation to hydraulic cylinders – 40.6 ft implements . . . . . . . . . . . 5-160
Hydraulic hose installation to hydraulic cylinders – 40.6 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-179
Hydraulic hose routing on main frame to hydraulic valve block – 40.6 ft implements5-199
Hydraulic hose routing on main frame to hydraulic valve block – 40.6 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-207
Hydraulic hose installation to hydraulic cylinders – 46.0 ft implements . . . . . . . . . . . 5-212
Hydraulic hose installation to hydraulic cylinders – 46.0 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-231
Hydraulic hose routing on main frame to hydraulic valve block – 46.0 ft implements5-251
Hydraulic hose routing on main frame to hydraulic valve block – 46.0 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-259
Hydraulic hose installation to hydraulic cylinders – 51.5 ft implements . . . . . . . . . . . 5-264
Hydraulic hose installation to hydraulic cylinders – 51.5 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-282
Hydraulic hose routing on main frame to hydraulic valve block – 51.5 ft implements5-296
Hydraulic hose routing on main frame to hydraulic valve block – 51.5 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-306
Hydraulic hose installation to hydraulic cylinders – 55.8 ft implements . . . . . . . . . . . 5-310
Hydraulic hose installation to hydraulic cylinders – 55.8 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-328
Hydraulic hose routing on main frame to hydraulic valve block – 55.8 ft implements5-342
Hydraulic hose routing on main frame to hydraulic valve block – 55.8 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-352
Hydraulic hose installation to hydraulic cylinders – 60.1 ft implements . . . . . . . . . . . 5-356
Hydraulic hose installation to hydraulic cylinders – 60.1 ft implements PIN YLD089113
and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-377
Hydraulic hose routing on main frame to hydraulic valve block – 60.1 ft implements5-396
Hydraulic hose routing on main frame to hydraulic valve block – 60.1 ft implements PIN
YLD089113 and after . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-406

Hydraulic hose routing to constant level pull frame – single fold implements. . . . . 5-410
Hydraulic hose routing to constant level pull frame – 32 ft low transport and 35 ft single
fold implements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-414
Hydraulic hose routing to constant level pull frame – double fold implements. . . . 5-418
Hydraulic hose routing to floating hitch pull frame – double fold implements . . . . . 5-420
Hydraulic hose installation to swinging hose boom – single fold implements. . . . . 5-422
Hydraulic hose installation to swinging hose boom – double fold implements. . . . 5-424
Spike bar and basket installation to the arm assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . 5-426
Charging the hydraulic system – Standard frame control. . . . . . . . . . . . . . . . . . . . . . . . . 5-434
Charging the hydraulic system – Standard frame control PIN YLD089113 and after
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-436
Charging the hydraulic system – Electronic frame control . . . . . . . . . . . . . . . . . . . . . . . . 5-438
Hydraulic cylinder installation to arm assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-439
Hydraulic cylinder installation to arm assembly PIN YLD089113 and after . . . . . . 5-441
3-bar spike harrow with formed bar basket layouts
ACS 3-bar spike harrow with formed bar basket – 22.2 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-443
ACS 3-bar spike harrow with formed bar basket – 25.5 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-453
ACS 3-bar spike harrow with formed bar basket – 28.7 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-463
ACS 3-bar spike harrow with formed bar basket – 32.0 ft narrow transport . . . . . . 5-473
ACS 3-bar spike harrow with formed bar basket – 32.0 ft low transport height. . . 5-483
ACS 3-bar spike harrow with formed bar basket – 35.2 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-491
ACS 3-bar spike harrow with formed bar basket – 37.4 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-501
ACS 3-bar spike harrow with formed bar basket – 40.6 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-509
ACS 3-bar spike harrow with formed bar basket – 46.0 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-517
ACS 3-bar spike harrow bracket installation with formed bar basket – 51.5 ft (15.7m)
ONLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-525
ACS 3-bar spike harrow with formed bar basket – 51.5 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-563
ACS 3-bar spike harrow with formed bar basket – 55.8 ft . . . . . . . . . . . . . . . . . . . . . . . . 5-571
ACS 3-bar spike harrow bracket installation with formed bar basket – 60.1 ft (18.3m)
ONLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-579
ACS 3-bar spike harrow with formed bar basket – 60.1 ft . . . . . . . . . . . . . . . . . . . . . . . .