Case IH 970 Tractor Operator’s Manual Instant Download (Publication No.9-2812)

1
970 Tractor Operators Manual
9-2812
eprinted
2
This syzzi6o/ means ATTENTION! BECOME ALERT!
YOUR SAP-ETY IS INVOLVED. The message that
/o/low's the symbol contains important
inI'ormation about your safety. Carefully read
the message. Make sure you fully understand the
causes of Rssible injury or death. SB001

• IF THIS MACHINE IS USED BY AN EMPLOYEE, IS
  LOANED, OR IS RENTED, MAK E SUR E THAT TH E O PE
  RATO R UNDERSTAN DS TH E TWO INSTRUCTIONS BELOW
• BEFORE THE OPERATOR STARTS THE ENGINE
• GIVE INSTRUCTIONS TO THE OPERATOR ON SAFE AND
  CORRECT USE OF THE MACHINE.
• MAKE SURE THE OPERATOR READS AND UNDERSTAN DS THE
  OPERATOR'S MANUAL FOR THIS MACHINE.

• IMPROPER OPERATION OF THIS MACHINE CAN CAUSE
  INJURY OR DEATH.
• BEFORE STARTING THE ENGINE, DO THE FOLLOWING
• READ THE OPERATOR'S MANUAL
• READ ALL SAFETY DECALS ON THE MACHINE
• CLEAR THE AREA OF OTHER PERSONS
• LEARN AND PRACTICE SAFE USE OF MACHINE CONTROLS
  IN A SAFE, CLEAR AREA BEFORE YOU OPERATE THIS
  MACHINE ON A JOB SITE
• It is your responsibility to observe pertinent
  laws and regulations and to follow manufacturer's
  instructions on machine operation and maintenance
• See your Authorized Case dealer for additional
  operator's manuals, parts cat- alogs, and service
  manuals.

Oc 1995 Case Corporation CASE and IH are
registered trade marks of Case Corporation
3
THE WUROMAflER OF A flAflE TRACTOR
TO
The care you give your Case Tractor will greatly
determine the satisfaction and service life you
will obtain from it. Use this manual as your
guide. By observing the instructions and
suggestions in chis manual, your Case Tractor
will serve you well for many years. As an
Authorized Case Dealer, we stock Genuine Case
Parts, which are manufactured with the same
precision and skill as the original equipment.
Our factory trained staff is kept well
informed on the best methods of servicing Case
equipment and is ready and able to help
you. Should you require additional aid or
information, contact us.
Loolt E'oR 3'BzS sxuoL 'to zoZN'E OUT
IMTORI'ANI SAE32 PRECA IT'IONS. I7 3ZEANS -
A' gg2/fI'ION! BsCO1ZE AZg2R7!
TO INSURE EFFICIENT AND PROMPT SERVICE,
PLEASE FURNISH US WITH THE MODEL SERIAL, ENGINE,
ENGINE TRANS- MISSION AND CAB SERIAL NUMBERS
OF YOUR TRACTOR IN ALL CORRESPONDENCE OR
CONTACTS.
1
4
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6
SERIAL NUMBER The Model and Serial Numbers are
stamped on the number plate located on the
outside and lower left hand side of the wire wall
as- .embly, Figure 3.The Engine Serial Number
is stamped on a plate fastened to the rear
right hand side of the engine block, Figure 4.
The transmission Serial Number is stamped on a
plate and fastened to the right hand side and to
the front of the axle on the transmission
housing, Figure S. The Cab Serial Number is
stamped on a plate fas- tened to the inside right
hand support, Figure 6.
MODEL AND SERIAL NUMBER PLATE
ENGINE SERIAL NUMBER PLATE Figure 4
Figure 3
TRANSMISSION SERIAL NUM BER PLATE Figure S
CAB SERIAL NUMBER PLATE
Figure 6
NOTE The terms Right Hand and Left Hand
whenever used in this manual, apply to the
tractor when facing in the direction the tractor
will move in forward operation. For reference,
fill in the Serial Numbers of your tractor
in the spaces provided below. Model Designation
Tractor Serial Number Engine Serial
Number Transmission Serial Number Cab Serial
Number 3
7
SP'ECIWICATIONS General
Type
6 Cylinder, 4 Stroke Cycle,
Valve-in-Head. Firing Order 1-5-3
6-2-4 Bore 4-1/8 Inches (104.7mm) Stroke 5 Inches
(l27mm) Piston Displacement ---------------------
---------401 Cubic Inches (6 571.2ci3)
Compression Ratio 16.5 to 1 Cylinder Sleeve
-----------------------------------------------
Removable Wet Type No Load Governed Speed
------------------------- --- ------ -----
-------- 2160 RPM Rated Engine Speed 2000
RPM Engine Idling Speed 725 RPM Valve Tappet
Clearance (Exhaust) --------- (Hot) .020 Inch
(0.508mm) (Cold) .025 Inch (0.635mm) (Intake) -
(Hot and Cold) .015 Inch (0.38lmm)
Hot Settings Are Made After The Engine mostat
Controlled Temperature For At P'istczn ance
Connecting Rocls
Has Operated At Ther- Least Fifteen Minutes.
Rings per piston
- 3
Number of Compression Rings Number of Oil
Rings 1 Type Pins Full Floating Type Type Bearing
----------------------------------------
Replaceable Precision, Steel Back, Copper-Lead
or Aluminum Alloy Liners Main bearings Number of
Bearings 7 Type Bearings ------------------------
---------------- Replaceable Precision
Steel Back, Copper-Lead or Aluminum Alloy Liners
4
8
Engine L.uDricatinp Ss'stem Oil Pressure ------
45 to 55 PSI (3.2 to 3.9 kg/cm2) with Engine
Warm and Operating at Rated Engine Speed e
System - Pressure and Spray Circulation
-- Gear Type - - Full Flow Spin on Type
Oil Pump Oil Filter --------------- fuel
Sroterri Fuel Injection Pump
Robert Bosch, Type PES (Multiple Plunger).
Pump Timing ------------------------------------
-- 30 Degrees Before Top Dead Center (Port
Closing).
Fuel Injectors
- Pencil Type Opening Pressure 2800 PSI (196.9
kg/cm) Plunger Type, Integral Part of Injection
Pump.
Fue1 Transfer Pump
Governor
- Variable Speed, Fly-Weight Centri- fugal Type
Integral Parts of Injection pump. - Full Flow
Spin on Type
1st Stage fuel filter
2nd Stage fuel filter - Full Flow Spin on
Type Fuel Tank Water Trap and Drain ------
Located in Base of Fuel Tank Fuel Tank
Capacity 50 U.S. Gallons (189.3 Liters)
Fuel Level Gauge ----------- --
- Electric, Located on Instrument Panel. Located
on Top of the Fuel Transfer Pump
Hand Primer Pump
Preliminary Fuel Filter
- Located at the Bottom of the Fuel Transfer
Pump. Located in Fuel Shut-off Valve in Base of
Fuel Tank.
Fuel Tank Filter
9
SP'ECIWICATIONQ General
Type
6 Cylinder, 4 Stroke Cycle, Valve-in-Head.
Firing Order
-
1-5-3-6-2-4
Bore 4 Inches (101.6mm) Stroke 5 Inches
(l27mm) Compression Ratio 7.5 to 1 Piston
Displacement --------- ------------- ------- 377
Cubic Inches (6178 cm3) Governed Speed No Load
Governed Speed -----------------------------------
------------ 2180 RPM Rated Engine Speed 2000
RPM Engine Idling Speed 600 RPM Valve Tappet
Clearance (Intake) (Hot and Cold) .015 Inches
(0.381mm) (Exhaust) ---------- ------ (Hot) .020
Inches (0.508mm) (Cold) .025 Inches (0.635mm)
Positive Type
Exhaust Valve Rotators
Hot Settings Are Made After The Engine Has
Operated At Ther- mostat Controlled Temperature
For At Least Fifteen Minutes. P'iston ani
Ccznnecting Rocks
Rings per Piston
i 3
Number of Compression Rings
Number of Oil Rings 1 Type Pin - - - - - --
- - - Full Floating Type Type Bearings
-------------- - -- Replaceable, Precision
Steel Back, Copper-Lead or Aluminum Alloy
Liners. Main bearings
Number of Bearings Type Bearings
7
------- - ------------------- Replaceable,
Precision Steel Back, Copper-Lead or Aluminum
Alloy Liners.
6
10
Engine L.uDricatinp Syatem Oil Pressure ------
------------------------------ 45 to 55 PSI (3.2
to 3.9 kg/cm) Engine Warm and Operating at Full
Governed RPM. Type System -----------------------
-------------------- Pressure Spray Circulation
Oil Pump Gear Type Oil Filter -----------
--------- --- --------------------------- Full
Flow, Spin on Type Fuel Sratom Fuel Tank Capacity
-------------- -------------- 50 U.S. Gallons
(189.3 liters) Carburetor (Zenith) (w/solenoid)
----- 1-1/2 Inch SAE Flange (38mm) . Fuel Pump
and Screen ----------------------- A.C. Vacuum
Type, Camshaft Actuated. Contact Point Gap
------------------------------------------ .020
Inches (0.508mm)
Dwell Angle --------------------------------- Spar
k Plugs
- 390
- Prestolite 18 8
Plug Gap Thread Shank Length
025 Inches (0.635mm) 18 MM - 1/2 Inch (12.7mm
Engine Timing Static Timing ----- ----
--------------- ---- Running Timing
- TDC
Engine Running at Rated Engine Speed 270 BTDC
11
Cooling Os'stem Capacity -------------------------
----------------------------- 38 U.S. Quarts (36
liters) Type of System --------------------------
Pressurized, Thermostat Controlled By-Pass Type
Forced Circu- lation, (Impeller Type
Pump). Radiator ---------------------------------
--------- Heavy Duty Fin and Tube Type Thermostat
---------------- Starts to Open at Approximately
l950F. (9l0C) Full Open at 2020F.
(940C.) Pressure Cap Required -----------
------- (w/o Cab) 7 PSI (0.492 kg/cm') Pressure
Cap Required ----------------- --- (w/Cab) 14
PSI (0.984 kg/cm') When using a proper operating
7 PSI (0.492 kg/em2) pressure cap, the engine
temperature can safely rise to 2300F. (IIOOC) .
With a 14 PSI (0.984 kg/cm') pressure cap, the
engine temperature can safely rise to 250F. (121
C.) . Electrical Ss'stem Type of System
------------------ 12 Volt Negative
Ground Batteries -------------------- (2) 12 Volt
Batteries Connected in parallel.
(Spark Ignition)
- Group Size 27H, Rated at 1. 255 to 1. 265
Specific Gravity, Discharge Rate 300 Amps at 0
F., Voltage drops to 8. 7 after10 seconds,
Voltage drops to 1.0 volts per cell after
3-1/2 minutes. - Group Size 30H, Rated at 1.
255 to 1. 265 Specific Gravity. Discharge Rate
300 Amps at 0 F. Voltage drops to 9.2 after 10
seconds.
(Diesel)
Voltage drops 1.0 Volts per cell after 4 min.
Alternator ------------------------ 12 Volt 55
Amp Output Voltage Regulator -------------------
---- 12Volt, Solid State, Mounted on
Alternator. Starter Motor ----------------- 12
Volt with Solenoid Switch Head Lights (2)
--------------- 12 Volt, 35 Watt, Sealed
Beam Flood Lights ----------------- 12 Volt, 35
Watt, Sealed Beam Amber Warning Light --------
12Volt, Double Face, Flasher Type Rear Tail
Light ------ ---------- 12 Volt, 60 Watt Sealed
Beam Combination Tail and Flood Lamp. Circuit
Breaker System over load check - 12 Volt Twin 40
AMP Breakers connected in parallel, 80 AMP rating
- 60 AMP. Min. Continuous capacity. Lights
Circuit Breaker ------- 30 Amp., Located on
Light Switch Parking Brake Warning Light ---
12 Volt, Red FI asher Type 8
12
Type ------------------------------- Cable
Actuated by Or- chlin Type Handle - Adjustable
from Operator's Seat. Hyclraulic Orakes Type
---------------------------- Hydraulic Actuated,
Self- Adjusting Disc Type Differential
Brakes. Hyctraulic Aunist kraken Type ------------
------------ Hydraulic, Power
Assisted, Self-Adjusting Disc Type Diff- erential
Brakes. Mechanical Type ------------------------
---- 2 Speed Gear Range WÎth a 4 Speed Gear
Section. Gear Selection --------------- 8 Speeds
Forward - 2 Speeds Reverse. Shifting
--------------------- Mechanical With Plunger
Type Locks and Tube Type Interlocks. P'ower
Ohift Tranomiooiczn Type -----------------------
- 3 speed Compound Planetary with
Hydraulically Actuated Clutches and a 4 Speed
Gear Range Section. Gear Selection --------------
12Soeeds Forward and 4 Speeds Reverse Shifting
-------------------- Hydraulic Power Shifting
Con- trolled By a Lever On Operators Console. 4
Speed Range Con- trolled By a Mechanical
Shifter From a Lever On Operator's Console. 9
13
Power Take-Ofi Type Clutch ----------
- Hydrauli cally Operated Rotation
------------- Clockwis
e Spline Size -------- 540 RPM ---- 6 Splines
-- 1-3/8 in. (34. 9mm) 1000 RPM --- 21 Splines
-- 1-3/8 in. (34.9mm) Engine Speed 1900 RPM
------------- 540 or 1000 RPM Shaft
Speed BeltFulley Method of Engagement
------------ PTO Control Lever Pulley
Diameter ----------------------------- 10.5 in.
(266.7mm) Pulley Face Width --------
--- 7.25 in. (184.2mm) Ratio Engine RPM
(540 P' 0) -----------------------------------
1.T16 to 1
(1000 PTO)
1.722 to 1
1 RPM of Belt Pulley ---------
2.75 feet (8.4m) Per Minute Belt Travel.
Standard or Yoke Type ---- Full Swinging
Roller Mounted. Wil Accommodate a 11/4 Inch
(31.8mm) Dia. Pit. Draft-0-Matic Syatem Type of
Sensing ---------------------------- Lower
Link Type Control Hand Lever Type Valve
--------------- 3 Positions - Raise - Hold
Lower Type Draft Arms ------ Swinging, with
Manual Float Adjustment Type Hitch
-------------------------- 3 Point Category II
10
14
Pump Type - -------- Large Volume, Spur
Gear, Continu- ous Running. Pump Capacity at 1900
Engine RPM ------- 7 GPM (26.5 1/mn)
Hand Pump Type -------- Gerotor BiDirectional,
Driven By the Steering Wheel. Actuating
Cylinders ------- 2 Way Cylinders Are
Integral Part of Steering Gear Mechanism. Remote
Hyclraulic Ss'otem Large Volume, Spur Gear,
Continu- ous Running. Type Valve ---------------
Dua1 Valve - Individual Hand Lever Control Portabl
e Cylinder Coupling ------ Case Quick Detachable
Break- away Type Pump Capacity at 1900 Engine RPM
---- --- 16 GPM (60 6 1/mn) Relief Valve Pressure
- 1700 to 1900 PSI (119.5 to 133.6
kg/ciy2) Portable Cylinders ------------------
---------- Available
11
15
APPROXIMATE OVERALL MEASUREMENTS
MODEL ADJUSTABLE
A 18 4-34R1
B 7 5O-16F2
C 84 in (2 134mm)
D 15 in (381mm)
E 156 in (3 962mm)

F 162 in (4 1 15mm)
G 107 in. (2 718mm)
H 108 in (2 743mm)
78 in. (1 981mm)
J 95 in (2 413mm)
A and B Tire Sizes C thru I Dimensions in Inches and Millimeters
APPROXtIIATE WEIGHT 9,800 Pounds (4 445 kg.)
970 Tractor
12
16
WHEEL EQUIPMENT Front
TIRB AND
! TIRE SIZE TIRE PLY RIM SIZE TREAD TYPE DUAL DUAL ADJ. TIRE PRESSURE
7.5OL-15 6 6L-15 F2 X X X 36 PSI (2.5 kg/cm)
7.5OL-15 8 6L-15 F2 X X X 52 PSI (3.7 kg/cm2)
7.50-16 6 55OF-16 F2 36 PSI (2.5 kg/cm2)
9.5OL-15 8LBH-15 F2 X 40 PSI (2.9 kg/cm)
9.50-20 8 W7L-2O F2 X 4O PSI (2.9 kg/cm2)
10.00-16 8 W8L-16 F2 X 36 PSI (2.5 kg/cm)
11.OOL-15 8 8LBH-15 F2 X 36 PSI (2.5 kg/cm)
11.00-16 8 W8L-16 F2 X 36 PSI (2.5 kg/cm)
Rear
TIRE SIZE TIRE PLY RIM SIZE TREAD TYPE DUAL ADJ. TIRE PRESSURE
15.5-38 10 W14-38 R1 R2 X X 30 PSI (2.1 kg/cm)
15.5-38 8 W14-38 R1 R2 X X 24 PSI (1.7 kg/cm)
16.9-38 8 W14-38 RI X 22 PSI (1.5 kg/cm)
18.4-34 6 W16L-S4 RI R2 X X 16 PSI (1.1 kg/cm2)
18.4-38 8 W16L-38 R1 R2 X 2O PSI (1.4 kg/cm)
23.1-3O 8 DW2O-3O R1 R2 X 16 PSI (1.1 kg/cm2)
NOTE Keep tires inflated to recommended
pressures. Check pres- sures at least every 60
hours of operation or once a week, whichever
occurs first. Do not reduce rear tire pressure
to increase traction. When plowing, increase
the furrow wheel tire pressure 4 PSI (0.281
kg/cm2). 13
17
FRONT WHEEL TREAD SPACING (With Wheels Dished in
Only) STANDARD ADJ. AXLE SPACING
1-1/8 in.(286mm) OFFSET WHEEL 2-1/4 in (57 2mm) OFFSET WHEEL
55-75 in. (1 397-1 9O5mm) 53-73 in. 1 346-1 854mm)
1 TO 8 SETTINGS
WIDE ADJ. AXLE SPACING
1-ITB in.(28.6mm) OFFSET WHEEL 2-1/4 in (57.2mm) OFFSET WHEEL

62-90 in. (1 575-2 286mm) 6g-g8 in. (1 524-2 235mm)
1 TO 8 SETTINGS
NO'E Axle spacing listings above are from the
narrow setting, with increments of 4 inches
(101.6mm) to the wide setting. When tightening
the front wheel bolts, torque 70 to 80 ft.
lbs. (9.7 to 11.1 m-kg). 14
18
POWER SHIFT REAR WHEEL TREAD SPACING
86 INCH (2 184mm) REAR AXLE 96 INCH (2 438mm) REAR AXLE 118 INCH (2 997mm) REAR AXLE
A 64 INCH 64 INCH
A (1 626mm) (1 626mm)
B 64 INCH 68 INCH 68 INCH
B (1 626mm) (1 727mm) (1 727mm)
68 INCH 72 INCH 72 INCH
(1 727mm) (1 829mm) (I 829mm)
72 INCH 76 INCH 76 INCH
(1 829mm) (1 930mm) (J 93Omm)
E 76 INCH 80 INCH BO INCH
E (1 930mm) (2 032mm) (2 032mm)
(2 032mm) (2 032mm)
HUB OR WHEEL MOVED IN ON AXLE BO INCH (2 O32mm) 84 INCH (2 134mm) 84 INCH (2 134mm)
HUB OR WHEEL MOVED IN ON AXLE 84 INCH (2 134mm) 88 INCH (2 235mm) 88 INCH (2 235mm)

HUB OR WHEEL MOVED OUT ON AXLE H 84 INCH (2 134mm) 96lNCH (2438mm) 116 INCH (2 946mm)
HUB OR WHEEL MOVED OUT ON AXLE J 88 INCH (2 235mm) 100 INCH (2 540mm) 120 INCH (g Sqmm)
HUB OR WHEEL MOVED OUT ON AXLE 92 INCH (2337mm) 104 INCH f2 642mm) 124 INCH (3 15Omm)
HUB OR WHEEL MOVED OUT ON AXLE L 96 INCH (2 438mm) 108 INCH (2 743mm) 128 INCH (3 251mm)
HUB OR WHEEL MOVED OUT ON AXLE 100 INCH (2 54Omm) 112 INCH (2 845mm) 132 INCH (3 353mm)
HUB OR WHEEL MOVED OUT ON AXLE jg 104 INCH (1 642mm) 116 INCH (2 946mm) 136 INCH (3 454mm)
HUB OR WHEEL MOVED OUT ON AXLE P 108lNCH (2743mm) 120 INCH (3 O48mm) 140 INCH (3 556mm)
NOTE Each shifting position hole allows a 2 inch
(50.8mm) individual wheel adjustment. Dimensions
given in inches and millimeters. 15
19
MANUAL ADJ. REAR WHEEL TREAD SPACING WHEELS
DISHED OUT ONLY
INSIDE BEAD 86 INCH (2 184mm) REAR AxLE 30 INCH (762mm) WHEELS TO 92 INCH (1 93O TO 2 336mm) 30 INCH (762mm) WHEELS TO 92 INCH (1 93O TO 2 336mm) 34 AND 38 INCH (864 AND 965mm) WHEELS 7O TO 88 INCH (1 778 TO 2 235mm)
96 INCH (2 438 t REAR AXLE 76 TO 102 INCH (1 930 TO 70 TO 98 INCH (1 778 TO
2 591mm) 2 489mm)
118 INCH (2 997mm) 76 TO 124 INCH 7O TO 12O INCH
(1 93O TO 3 15Omm)
(1 778 TO 3 O48mm)
REAR AXLE
OUTSIDE BEAD 3O INCH (762 mm) WHEELS 34 AND 38 INCH (864 AND 965mm) WHEELS
86 INCH (2 184mt REAR AXLE 68 TO 84 INCH (1 727 TO 2 134mm) 62 TO BO INCH (1 575 TO 2 O32mm)
96 INCH (2 438t REAR AXLE 68 TO 94 INCH (1 727 TO 2 388mm) 62 TO 90 INCH (1 575 TO 2 286mm)
1 18 INCH (2 997m REAR AXLE 68 TO 116 INCH (1 727 TO 2 946mm) 62 TO 112 INCH (1 575 TO 2 845mm)
16
20
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DUAL REAR WHEEL TREAD SPACING With 118 in. (2
997 mm) Axle
REAR AXLE 60 TO 8O FT LBS (8.3 TO 11.1 m-kg)
TORQUE ON DUAL STAMPED WHEEL BOLTS
AXLE HOUSING
INSIDE WHEEL
WHEEL HUB
2 in (5O 8 mm) MINIMUM BETWEEN TIRES
OUTSIDE WHEEL
TIRES MAXIMUM TREAD MINIMUM TREAD MUM TREAD WHEEL
18 4-34 38 128 in (3 251 mm) 108 in (2 743 mm) s4 in (1 625 mml OUTSIDE STAMPED INSIDE CAST IRON
15 5-38 130 in 3 302 mm) 100 in (2 540 mm) s2 i (1 575 mm) OUTSIDE STAMPED INSIDE CAST IRON
18 4-34 38 120 in (3 048 mm) 108 in (2 743 mm) 64 in (1 625 mm) OUTSIDE INSIDE CAST IRON
15.5-38 120 in (3 048 mml 100 in (2 540 mm) 62in (1 575 mm) OUTSIDE INSIDE CAST IRON
12 4-42 120 in (3 048 mm) 94 in (2 388 mml 62 in l1 57smmj OUTSIDE INSIDE CAST IRON
NOTE A minimum 2 (50.8mm) clearance must be
maintained bet- ween the inside wheel and rear
fender. Dimensions given in U.S. and Metric
Measure.
1T
22
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