MODEL 1550 Case 150 net horsepower (111.8 kw) diesel Hydrostatic transmission Four dozer versions available
1550 BASIC TRACTOR ENGINE Make and model... Case 6T-830 Type of fuel.... No. 2 diesel No. of cylinders...6 Bore and stroke.... 4.49" x 5.32 (114 mm x 135 mm) Displacement.....504.5 in3 (8267 cm3) Compression ratio.... 17.3:l Fuel induction...injectors(6) Fuel supply.... Injection pump Air cleaner... Dry type-dual element with service indicator Oil filter... Full-flow, replaceable spin-on cartridge Lubrication... positive pressure Cooling system... Pressurized-15 psi (103 kpa) Horsepower (1) Gross...I68@ 2100 rpm (125 kw @ 2100 rlmin) (2) SAE Net... 150 @2100 rpm (111.8 kw @ 2100 rlmin) Max torque ft-lb.538 @ 1500 rprn (1) Gross... (729 Nm @ 1500 rlmin) (2) SAE Net... 511 @ 1500 rpm (693 Nm @ 1500 rlmin) (1) Gross engine horsepower or torque at flywheel per SAE Standard J1349. (2) Net engine horsepower or torque at flywheel per SAE Standard J1349. POWER CURVE ELECTRICAL System voltage.24-volt, negative ground Batteries (2)....12-volt, low maintenance 950 cold cranking amps @ 0 F (- 18 C) Alternator...24-volt, 45 amp STEERING Steering controlled by hydrostatic power. Infinitely variable speed to each track is controlled by foot pedal. POWER TRAIN Transmission: Dual path hydrostatic transmission. Brakes: Two multiple disc, spring applied, hydraulically released brakes. Overcenter hand control for parking and center pedal foot control for inching. Final drives: Double reduction with planetary output. Filtration: Three pressure spin-on cartridges, B2=2.0 rating. Inlet line strainer, 200 mesh. Cooling: Side by side radiator cooling, airto-oil. TRAVEL SPEEDS MPH (krnlh) Engine at full throttle ForwardIReverse- Infinite from 0 to 6.5 (0 to 10.5) DRAWBAR PULL (266) 60 (244) 55 ; Cmo)45 g (177) 40 (155)35 (133) 30 (111)25 ' 0 1 2 3 4 5 6 7 8 (1.6) (3.2) (4.8) (6.4) (8.0) (9.6) (11.2) (12.8) VEHICLE SPEED-MPH (W) UNDERCARRIAGE Sealed track standard, sealed and lubricated track optional. Hydraulic track adjusters. Track rollers, carrier rollers, drum type idlers permanently lubricated. Segmented hunting tooth sprockets. Reinforced box section track roller frame. Track frame... Equalizer beam suspension Track rollers (each side)...6 Carrier rollers (each side)....2.74" (1.88 m) Track gauge.... Length of track on ground... 94 (2.39 m) Shoes per track (each side)...36 Track shoe widths available. 20",22, 24" (508 mm, 559 mm, 610 mm) Area track on ground 20 (508 mm)... 3760 in2 (24252 cm2) 22 (559 mm)...4136 in2 (26 677 cm2) 24 (610 mm)...,4512 in2 (29 102 cm2) Ground pressure (Angle, tilt, pitch dozers) 20" (508 mm)...-8.8 psi (61 kpa) 22 (559 mm)...8.1 psi (56 kpa) 24 (610 mm)...z5 psi (52 kpa) Height of track shoe Heavy-duty grouser... 2.81" (72 mm) LGP TILT DOZER Sealed and lubricated track standard. Permanently sealed and lubricated track rollers, carrier rollers, drum-type idlers. Hydraulic track adjusters. Segmented hunting tooth sprockets. Reinforced box section track roller frame. Track frame... Equalizer beam suspension Track rollers (each side)...7 Carrier rollers (each side)....2 Track gauge....78" (1.98 m) Length of track on ground.... 106 (2.69 m) Shoes per track (each side).....39 Max. track shoe width.....36 (914 mm) Area track on ground....7632 in2 (49 266 cm2) Ground pressure.....4.6 psi (31 kpa) Height of track shoe Single bar....2.36 (60 mm) Self cleaning......-3"(76mm) 1500 2UOO 2300 ENGINE SPEED-RPM (rlmin) ~EW;WEpaFoAyI)3a NET ENGINE PERFORMANCE
1550 BASIC TRACTOR DOZER HYDRAULICSYSTEM Full hydraulic control of blade lift, lower, angle, tilt and pitch functions. Positive-hold "float" position in lift circuit. Pump: Gear type, driven from engine, 42 gprn @ 2100 rprn (157 litlrnin @ 2100 rlrnin) Control valve: Open center, parallel with pressure compensation. System relief pressure...,2500 psi (1 7 237 kpa) CYLINDERS Tilt Dozer Lift (2)...3.5 dia x 37" stroke, 2" rod (89 rnrn dia x 940 mm stroke, 51 mm rod) Tilt (2)... 6" dia x 6.7 stroke, 3 rod (152 rnrn dia x 170 mm stroke, 76 rnrn rod) Mech. Angle Dozer Lift (2)...3.5 dia x 35.6 stroke, 2" rod (89 rnrn dia x 904 mm stroke, 51 rnrn rod) Mech. Angle w1tilt Dozer Lift (2)...3.5 dia x 35.6 stroke, 2" rod (89 rnrn dia x 904 rnrn stroke, 51 rnrn rod) Tilt (2).... 5 dia x 4.5 stroke, 2.5 rod (127 rnrn dia x 114 rnrn stroke, 69 rnrn rod) AngleITilVPitch Dozer Lift (2)...3.5 dia x 35.6 stroke, 2" rod (89 rnrn dia x 904 rnrn stroke, 51 rnrn rod) Angle (2)... 4 dia x 54.95 stroke, 2.25 rod (102 rnrn dia x 1.40 rn stroke, 57 rnrn rod) Tilt (2)... 5 dia x 4.5 stroke, 2.5 rod (127 rnrn dia x 114 rnrn stroke, 64 rnrn rod) SERVICE CAPACITIES U.S. Gals Fuel tank......76 Hydraulic system (refill)....20.7 Transmission (total)....28 (refill)... 14.7 Engine crankcase....6 Final drive (each side)... 15 qts Cooling system....6.5 Litres 287.7 78.3 1 06 55.6 22.7 14.2 24.6 STANDARD EQUIPMENT Dry-type dual element air cleaner with service indicator Alternator and voltage regulator Reversible fan Lock-up kit Master disconnect switch Neutral safety start mechanism Electronic instrumentation Suspension seat Springapplied, hydraulically released parking brake Permanently lubricated track rollers Sealed track Hydraulic track adjusters Engine side shields Full bottom transmission guard Crankcase guard Radiator guard Rear transmission guard Muffler ROPS canopy with seatbelt Track guides Halogen worklights Drawbar. STANDARD EQUIPMENT- LGP Version Dry-type dual element air cleaner with service indicator Alternator and voltage regulator Reversible fan Lock-up kit Master disconnect switch Neutral safety start mechanism Electronic instrumentation Suspension seat Springapplied, hydraulically released parking brake Permanently lubricated track rollers Sealed and lubricated track Hydraulic track adjusters Engine side shields Full bottom transmission guard Crankcase guard Radiator guard Rear transmission guard Muffler ROPS canopy with seatbelt Track guides Halogen worklights Drawbar.
HYDRAULIC ANGLEmLTIPKCH DOZER SPECIFICATIONS Dozer Blade Width...I48(3.76 m) Height.... 40"(1.02 m) Lift above ground... 38 (965 mm) Drop below ground... 20" (508 mm) Angle, hydraulicboth directions..... 25" Tilt, hydraulicboth directions....i5(381 mm) Pitch, hydraulicboth directions.... 5" C-frame Outside... I- 16'7.2"(5.06 End Bits (Replaceable) Standard Duty Length.....17.4(442 mm) Width...8"(203 mm) Thickness...0.75(19 mm) Heavy Duty Length......19.8(503 mm) Width......9.5(241 mm) Thickness......I"(25 mm) Cutting Edge (Reversible) Length....113"(2.87 m) Width...8(203 mm) Thickness...0.75(19 mm) Maximum track shoe allowable....24 (610 mm) rn) + * Tractor Dozer Dimensions 4 Overall length with ripper raised.... 19'9 (6.02 m) with blade straight....16'7.2(5.06 m) with blade angled 19'3.3 (5.88 m)... less "C" frame and blade... 11 '4.9(3.48 rn) Overall width with blade straight...148" (3.76 m) with blade angled... 137.3 (3.49 m) at track with 20" (508 mm) shoes...94 (2.39 m) Turning clearance circle counter-rotate turn...24'(7.32 m) Ground clearance...14.2"(361 mm) Operating weight (approx)*... 33,100 Ibs (15 014 kg) 'Includes ROPS, full tank of fuel, 170 Ibs (77 kg) operator and 20" (508 mm) shoes.
.a CYIENSIONAL DATA- MECHANICAL ANGLE DOZER MECHANICAL ANGLE DOZER SPECIFICATIONS Dozer Blade Width...,148"(3.76 rn) Height....40"(1.02 rn) Lift above ground...-38.5" (978 mrn) Drop below ground... 19.5" (495 mm) Angleboth directions.....25" 'Tilt, hydraulicboth directions.....15" (381 mrn) C-f rarne... Outside ^Available only on Mechanical Angle Hydraulic Tilt Model.,... r-..7.1.-2.-,\ 7.1..,. End Bits (Replaceable). Standard Duty Length.....17.4"(442 rnm) Width...8(203 mrn) Thickness...0.75(19 mm) Heavy Duty Length....19.8"(503 rnrn) Width....9.5(241 mm) Thickness.....I"(25 rnrn) Cutting Edge (Reversible) Length....113"(2.87 m) Width...8(203 rnrn) Thickness...0.75"(19 rnrn) Maximum track shoe allowable....24"(610 mm) Tractor Dozer Dirnensions.:r~..d~: +Overall length -.- -... with ripper raised.....19'9" (6.02 m) with blade straight.....16'7.2 (5.06 rn) with blade angled... 19'3.3" (5.88 m) less "C" frame and blade... 11 '4.9 (3.48 m) Overall width with blade straight....148" (3.76 m) with blade angled....137.3" (3.49 m) at track with 20" (508 mm) shoes...94" (2.39 m) Turning clearance circle counter-rotate turn....24' (7.32 m) Ground clearance....14.2" (361 rnm) Operating weight (approx)" lbs (14542 kg),......320 'Includes ROPS, full tank of fuel, 170 Ibs (77 kg) operator and 20" (508 mm) shoes.
DIMENSIONAL DATA-HYDRAULIC TILT DOZER - - - - - - -. - - - - -.... _ - -_ 15'10.8 (4.85 rn) + 11'4.9" (3.48 rn).. b HYDRAULIC TlLT DOZER SPECIFICATIONS Dozer Blade Width....121" (3.1 m) Height.....44.5 (1.13 m) Liff above ground....4ov (1.02 m) Drop below ground....20 (508 mm) Tilt, hydraulicboth directions.....i5 (381 rnm) Pushbearn... Outside End Bits (Replaceable) 1. a. ' Standard Duty Length.....16.9(429 mm) Width...8(203 mm) Thickness...0.75(19 mrn) Heavy Duty Length.....18.4(467 mm) Width...9.5(241 mm).i"(25 mm) Thickness..... Cutting Edge (Reversible) Length....87"(2.21 m) Width...8" (203 mm) Thickness...0.75(19 mm) Maximum track shoe allowable...24(610 mm) Tractor Dozer Dimensions +Overall length with ripper raised.... 18'10 (5.69 m) with blade straight....15'10.8 (4.85 m) less push beam and blade.... 11 '4.9 (3.48m) Overall width with blade straight....,121" (3.1 m) at track with 20 (508 mm) shoes...94 (2.39 m) Turning clearance circle counter-rotate turn...2117"(6.58 rn) Ground clearance...%..14.2 (361 mm) Operating weight (approx)*... 31,590 Ibs (14 329 kg) 'Includes ROPS, full tank of fuel, 170 Ibs (77 kg) operator and 20" (508 mm) shoes.
DIMENSIONAL DATA- HYDRAULIC TlLT DOZER- LGP HYDRAULIC TlLT DOZER SPECIFICATIONS Dozer Blade Width.....I36(3.5 m) Height....44.5" (1.13 m) Lift above ground....40" (1.02 m) Drop below ground....20 (508 mm) Tilt, hydraulic- both directions....17"(432 mm) Pushbeam...... Outside End Bits (Replaceable) Standard Duty Length.....16.9(429 mm) Width...8(203 mm) Thickness.....0.75"(19 mm) Heavy Duty Length....18.4"(467 mm) Width...9.5"(241 mm) Thickness.....I"(25 mm) Cutting Edge (Reversible) Length...99(2.52 m) Width....8(203 mm) Thickness......0.75"(19 mm) Maximum track shoe allowable Ractor Dozer Dimensions +Overall length with blade straight.... 16'10.7" (5.15 m) less push beam and blade.... 12'4.9 (3.78 m) Overall width with blade straight.....i36 (3.5 m) at track with 36" (914 mm) shoes...i14(2.90 m) Turning clearance circle counter-rotate turn....22'11n(6.98 m) Ground clearance....13.9"(353 mm) Operating weight (approx)*...35,340 Ibs (16 030 kg)....36" (914 mm) 'Includes ROPS, full tank of fuel, 170 Ibs (77 kg) operator and 36 (914 mm) shoes.
1550 TRACTOR OPTIONAL EQUIPMENT Approximate add-on welght Ibs kg Air conditioning... 310 140.6 Back-up alarm.... 5 2.3 Brush screen..... 13 5.9 Cab..... 1700 771 Ether starting kit... 4 1.8 ROPS side screens.... 185 83.9 Front pull hook.....20 9.1 Horn... 5 2.3 Pyramid grousers 36(914mm)...,4914 2229 Ripper.....3000 1361 Rock guards....,646 293 Track shoes, heavy duty 20" (508 mm)...,2923 1143 22"(559mm).... 3218 1460 24 (610 mm)....3507 1591 36"(914mm).... 4914 2229 RIPPER Overall width....78.1r' (1.98 m) Maximum penetration....18.1m(460 mm) Ground clearance (at cam)...10.9" (277 mm) Number of shanks...3 Shank spacing Inner.....17.75" (450 mm) Outer.....19.25" (489 mmj Ripper tips..... Replaceable.....:... 4" dia x 10' stroke, 2r rod (102 I mrn dim x 2% mm sbke, 51 rnm rod) Weight...3000 Ibs (1361 kg) Sold and serviced by: NOTE: All specifications are stated in accordance with ICED Definitions or SAE Standards or Recornmended Practices, where applicable. IMPORTANT JI Case reserves the right to change these specifications without notice and w~thout incurring any obligation relating to such changes. Unit illustrated on front cover is equipped with non-standard equ~pment. J l Case A Tenneco Company 700 State Street Racine, WI 53404 U.S.A. Building On ~uality" Form No. CE32987 Printed in U.S.A.