Case 780D Construction King Loader Backhoe Parts Catalog Manual 8-4182 – PDF DOWNLOAD

Description

Case 780D Construction King Loader Backhoe Parts Catalog Manual 8-4182 – PDF DOWNLOAD

DESCRIPTION:

Case 780D Construction King Loader Backhoe Parts Catalog Manual 8-4182 – PDF DOWNLOAD

TABLE OF CONTENTS:

Case 780D Construction King Loader Backhoe Parts Catalog Manual 8-4182 – PDF DOWNLOAD

GENERAL 1
ENGINE 2
FUEL 3
ELECTRICAL 4
TRACK/STEER. 5
POWER TRAIN 6
BRAKES 7
HYDRAULICS 8
CHASSIS/MTD.EQUIP 9
NUMERICAL INDEX 10

A A
Actuator – brake, parking …………………………. 7-15 Axle-Cont.
Air Cleaner ……………………………………………….. 2-9 Mounting …………………………………………. 6-63
Air Conditioner Planetary …………………………………………. 6-75
Blower ………………………………………………. 9-119 Ring and Pinion ……………………………….. 6-69
Compressor ………………………………………….. 4-9 Yoke – flange ……………………………………. 6-69
Compressor Mounting ………………………….. 4-13
Condenser ……………………………….. 9-125,9-127 B
Controls ……………………………………………. 9-109 Backhoe
Evaporator ………………………………………… 9-123 Boom …………………………………………………. 9-37
Filter …………………………………………………. 9-117 Boom Latch ………………………………………… 9-39
Receiver – Drier ………………………………….. 9-125 Buckets …………………………………….. 9-4 7 – 9-51
Alarm – backup ………………………………………. 4-37 Controls (See Controls)
Alternator – electrical ……………………………. 4-5,4-7 Control Tower ……………………………………… 9-21
Alternator Mounting …………………………………. 4-11 Dipper ………………………………………………… 9-41
Antirollback – loader ………………………………….. 9-7 Extendable Dipper ………………………… 9-43,9-45
Axle Frame and Mounting Parts …………………… 9-35
Front – four wheel drive Hydraulics (See Hydraulic Circuits)
Assembly ………………………………… 6-9 – 6-19 Stabilizers …………………………………………… 9-35
Ball Joints ……………………………………….. 6-13 Swing Tower ……………………………………….. 9-37
Carrier – steering cylinder ……………………. 6-9 Backup Alarm …………………………………………. 4-37
Control – engagement/ Battery …………………………………………………… 4-15
disengagement ………………………………. 6-3 Beacon – rotating ……………………………………. 4-41
Differential ……………………………………….. 6-17 Bearings – engine
Drive Shaft ………………………………………… 6-7 Camshaft ……………………………………………. 2-35
Housing …………………………………………… 6-11 Main …………………………………………………… 2-41
Mounting …………………………………………… 6-5 Rod ……………………………………………………. 2-45
Planetary …………………………………………. 6-15 Bearings – front wheel ……………………………… 5-13
Ring and Pinion ……………………………….. 6-19 Belts
Shafts ……………………………………………… 6-11 Air Conditioner Compressor ………………….. 4-13
Steering Cylinder ………………………………. 6-13 Fan and Alternator ………………………….. 2-3,4-11
Supports …………………………………………… 6-9 Seat …………………………………………….. 9-77 ,9-79
Swivel Housing ………………………………… 6-11 Water Pump Tensioner …………………………. 2-17
Tie Rod ……………………………………………. 6-13 Block – cylinder ……………………………….. 2-37,2-39
Front – two wheel drive Boom Latch ……………………………………………. 9-39
Assembly ………………………………. 5-11 – 5-15 Boom Lock …………………………………… 8-4 7 – 8-51
Ball Joints ……………………………………….. 5-15 Boots
Carrier – steering cylinder ………………….. 5-11 Backhoe Control Valve ……………….. 8-79 – 8-87
Housing …………………………………………… 5-11 Boom Lock Switch ……………………….. 8-47,8-49
Hub – wheel …………………………………….. 5-13 Declutch Switch …………………………………… 4-19
Mounting …………………………………………… 5-9 Lamp Socket – instrument
Steering Cylinder ………………………………. 5-15 cluster …………………………………………….. 4-27
Supports …………………………………………. 5-11 Loader Console …………………………………… 9-61
Swivel Housing ………………………………… 5-13 Box – operators manual and tool… ……………. 9-63
Tie Rod ……………………………………………. 5-15 Brake
Rear Actuator – parking ………………………………… 7-15
Assembly ………………………………… 6-67 – 7-3 Master Cylinder
Brakes ………………………………………………. 7-3 Assembly ………………………………………….. 7-9
Carrier – differential …………………………… 6-67 Hydraulic Circuit.. ……………………………….. 7-7
Differential ……………………………………….. 6-71 Mounting …………………………………………… 7-5
Differential Lock ………………………… 6-65,6-73 Parking ……………………………………………….. 7-13
Drives haft ………………………………………… 6-61 Parking – transmission ………………………….. 6-47
Housing …………………………………………… 6-67 Pedals ………………………………………………….. 7-5
Bur 8-4182 Issued April, 1991 Printed in U.S.A.
1-6 7800 Construction King Loader Backhoe
ALPHABETICAL INDEX
B C
Brake-Cont. Controls-Cont.
Rear Axle ……………………………………………… 7-3 Return-to-Dig – loader ……………………………. 9-9
System ……………………………………….. 7-3 – 7-11 Steering ………………………………………………… 5-3
Valve ………………………………………………….. 7-11 Transmission …………………………….. 6-49 – 6-53
Breaker Fork – concrete …………………………… 9-53 Control Tower …………………………………………. 9-21
Buckets – backhoe ………………………… 9-4 7 – 9-51 Converter – torque ……………………………. 6-25,6-27
Buckets – loader ……………………………. 9-15 – 9-19 Coolant Recovery Bottle ……………………………. 2-5
Cooling Systems
C Engine ………………………………………………….. 2-3
Cab Engine Oil …………………………………………… 2-27
Air Conditioner, Heater, and Hydraulic Oil …………………………………………. 8-9
Defroster ……………………………. 9-119 – 9-127 Transmission ………………………………………. 6-55
Air Filter and Roof Insulation ……………….. 9-117 Counterweights – front ……………………………… 9-55
Blower ………………………………………………. 9-119 Covers
Doors and Windows …………………. 9-97 – 9-103 Air Cleaner ………………………………………. 2-7,2-9
Electrical and Lighting ……….. 4-31 – 4-35,9-109 Air Conditioning Lines ………………………….. 9-95
Frame …………………………………………. 9-91,9-93 Alternator ………………………………………… 4-5, 4-7
Glass and Moldings ………………….. 9-105,9-107 Anti-Vandalism – instrument
Headliner ………………………………………….. 9-117 panel ………………………………………………. 4-25
Heating & Air Conditioning Line Battery ………………………………………………… 4-15
Covers …………………………………………….. 9-95 Brake Pedal – rubber ……………………………… 7-5
Mounting Parts ……………………………………. 9-91 Cable – battery …………………………………….. 4-15
Panel – cab control …………………………….. 9-109 Carrier – differential, rear axle ………………… 6-69
Windshield Wipers ………………….. 9-111 – 9-115 Control Tower – backhoe ………………………. 9-21
Cables – battery ………………………………………. 4-15 Cylinder Block ……………………………………… 2-37
Camshaft – engine ………………………………….. 2-35 Cylinder Head ……………………………………… 2-31
Canopy – ROPS …………………………………….. 9-129 Differential – 4WD front axle ………………….. 6-19
Chassis – tractor ……………………………………… 9-57 Dust – air conditioning
Cluster – instrument.. ……………………………….. 4-27 compressor ……………………………………….. 4-9
Clutch Cutout Filter Access ……………………………………….. 9-57
Hydraulic Circuit ………………………………….. 6-57 Fuel Filler Hose …………………………………… 9-67
Solenoid Valve …………………………………….. 6-59 Gear – engine, front.. ……………………………. 2-19
Spool – control valve ……………………………. 6-45 Harness – canopy ………………………………… 4-29
Switch ………………………………………………… 4-19 Heating Lines – cab ……………………………… 9-95
Cold Start System …………………………………… 2-11 Hub Bearing – 2WD front axle ……………….. 5-13
Column – steering …………………………………….. 5-3 Impeller ………………………………………………. 6-25
Compressor – air conditioner Instrument Cluster ……………………………….. 4-27
Assembly ……………………………………………… 4-9 Loader Console …………………………………… 9-61
Mounting …………………………………………….. 4-13 Manifold – intake, engine ………………………. 2-21
Concrete Breaker Fork …………………………….. 9-53 Planetary – 4WD front axle ……………………. 6-15
Controls Planetary – rear axle …………………………….. 6-75
Anti-roHback – loader ………………………………. 9-7 Roof …………………………………………………… 9-93
Backhoe ……………………………………. 9-23 – 9-29 Shuttle Control …………………………………….. 6-49
Brake ……………………………………………………. 7-5 Starter ………………………………………………….. 4-3
Boom Latch ………………………………………… 9-39 Transmission Case – rear ……………………… 6-23
Boom Lock ……………………………….. 8-4 7 – 8-51 Valve – steering control ………………………….. 5-7
Clutch Cutout. ………………………………. 4-19,6-57 Windshield Wiper ……………………………….. 9-117
Differential Lock …………………………………… 6-65 Crankshaft ……………………………………………… 2-41
Engine Speed – throttle ………………………….. 3-5 Cylinder – brake master …………………………….. 7-9
Four Wheel Drive Front Axle …………………… 6-3 Cylinder – steering ……………………………. 5-15,6-13
Extendable Dipper ………………………… 9-31,9-33 Cylinders
Loader …………………………………………….. 9-3,9-5 Boom – backhoe ……………………….. 8-111,8-113
Bur 8-4182 Issued April, 1991 Printed in U.S.A.
780D Construction King Loader Backhoe
ALPHABETICAL INDEX
1-7
C E
Cylinders-Cont. Engine and Fuel Injection Components
Bucket – backhoe ………………………………. 8-11 7 Camshaft ……………………………………………. 2-35
Bucket – loader ………………………………….. 8-103 Connecting Rods …………………………………. 2-45
Clam – loader …………………………………….. 8-105 Crankshaft ………………………………………….. 2-41
Dipper – backhoe ………………………………. 8-115 Cylinder Block ………………………………. 2-37,2-39
Dipper Extension – backhoe …….. 8-119 – 8-123 Cylinder Head Cover and Gasket.. ………… 2-31
Lift – loader ……………………………………….. 8-101 Flywheel and Housing ………………………….. 2-43
Stabilizer – backhoe ……………………………. 8-107 Fuel Filter ……………………………………………… 3-9
Swing – backhoe ……………………………….. 8-109 Fuel Injection
Nozzle ……………………………………… 3-13,3-15
D Pump and Drive ……………………………….. 3-11
Decals ………………………………………… 9-135,9-137 System ……………………………………………… 3-7
Defroster – blower …………………………………. 9-119 Gasket Kits …………………………………………. 2-47
Differential Gear Cover – front ……………………………….. 2-19
Front Axle ……………………………………………. 6-17 Heater – engine block …………………………… 2-39
Lock – rear axle …………………………….. 6-65,6-73 Heater – oil pan …………………………………… 2-29
Rear Axle ……………………………………………. 6-71 Lift Pump ……………………………………………… 3-9
Dipper ……………………………………………………. 9-41 Manifolds ……………………………………………. 2-21
Dipper – extendable …………………………. 9-43,9-45 Oil
Dipstick Cooler ……………………………………………… 2-27
Engine Oil Level …………………………………… 2-39 Filter ……………………………………………….. 2-27
Transmission Fluid Level ………………………. 6-55 Pan …………………………………………………. 2-29
Drive Shaft Pump ………………………………………………. 2-29
Front Axle ……………………………………………… 6-7 Pistons ……………………………………………….. 2-45
Rear Axle ……………………………………………. 6-61 Thermostat – water ………………………………. 2-31
Turbocharger ………………………………………. 2-25
E Turbocharger System …………………………… 2-23
Electrical Circuits and Components Valve Mechanism ………………………………… 2-33
Alternator ………………………………………… 4-5,4-7 Water Pump ………………………………………… 2-17
Backup Alarm ……………………………………… 4-37 Engine Mounting …………………………………….. 2-15
Battery ………………………………………………… 4-15 Exhaust System ………………………………………. 2-13
Blower – Cab …………………………………….. 9-119
Boom Lock ……………………………….. 8-4 7 – 8-51 F
Cold Start System ……………………………….. 2-11 Fan
Compressor – air conditioner ………………….. 4-9 Alternator ………………………………………… 4-5,4-7
Control Panel – cab ……………………………. 9-109 Blower – cab ……………………………………… 9-119
Harness – electrical Engine Cooling ……………………………………… 2-3
Boom Lock ……………………………….. 8-47,8-49 Fenders and Steps ………………………….. 9-67,9-69
Cab ……………………………………….. 4-31,9-109 Filters
Canopy ……………………………………………. 4-29 Air – engine …………………………………………… 2-9
Declutch ………………………………………….. 4-19 Cab Air ……………………………………………… 9-117
Filter – hydraulic oil …………………………… 8-13 Engine Oil …………………………………………… 2-27
Front ……………………………………………….. 4-17 Fuel ……………………………………………………… 3-9
Instrument ……………………………………….. 4-21 Hydraulic Oil ……………………………………….. 8-99
Park Brake ………………………………………. 4-19 Transmission – charging pump ……………… 6-35
Rear ………………………………………………… 4-19 Floor Plates and Mats ……………………………… 9-65
Return-to-Dig ……………………………………… 9-9 Flywheel …………………………………………………. 2-43
Horn …………………………………………………… 4-35 Fork – concrete breaker …………………………… 9-53
Lamps …………………………………………. 4-33,4-35 Frame – tractor (chassis) …………………………. 9-57
Rotating Beacon …………………………… 4-39 ,4-41 Fuel Injection
Starter ………………………………………………….. 4-3 Nozzle …………………………………………. 3-13,3-15
Wipers …………………………………… 9-111 – 9-115 Pump and Drive …………………………………… 3-11
Bur 8-4182 Issued April, 1991 Printed in U.S.A.
1-8 780D Construction King Loader Backhoe
ALPHABETICAL INDEX
F
Fuel Injection-Cont.
System …………………………………………………. 3-7
Fuel Tank and Lines ………………………………….. 3-3
G
Gaskets
Electrical
Compressor Valve Plate ……………………… 4-9
Instrument Cluster …………………………….. 4-27
Lens – flasher …………………………………… 4-35
Lens – turn signal. …………………………….. 4-35
Lens – warning lamps ……………………….. 4-27
Rotating Beacon ………………………………. 4-41
Solenoid Cover – starter ………………………. 4-3
Engine
Cover Plate – pump adapter ……….. 2-19,2-47
Crankshaft Retainer ………………………….. 2-41
Cylinder Head Cover ………………………… 2-31
Exhaust Manifold ………………………. 2-21,2-47
Flywheel Housing ……………………………… 2-43
Gear Cover ……………………………….. 2-19,2-47
Gear Housing ……………………………. 2-19,2-47
Intake Cover …………………………………….. 2-21
Kit – engine ……………………………………… 2-47
Manifold …………………………………… 2-21,2-47
Oil Cooler Core …………………………. 2-27,2-47
Oil Filter …………………………………………… 2-27
Oil Pan ……………………………………………. 2-29
Suction Tube ……………………………………. 2-29
Tappet Cover – cylinder
block …………………………………….. 2-37,2-47
Thermostat Housing …………………………. 2-31
Timing Pin Housing …………………… 2-19,2-47
Turbocharger …………………….. 2-23,2-25,2-4 7
Fuel
Injection Pump …………………………………. 3-11
Lift Pump …………………………………………… 3-9
Sender – fuel gauge ……………………………. 3-3
Hydraulic
Oil Level Gauge ……………………………….. 9-59
Pump – rear equipment ………………….. ‘. ….. 8-3
Pump – steering and backhoe ………… 5-5,8-3
Master Cylinder …………………………………….. 7-5
Transmission
Bearing Cap …………………………………….. 6-43
Charging Pump ………………………………… 6-35
Control Valve ……………………………………. 6-27
Filter Screen …………………………………….. 6-27
Housing …………………………………………… 6-23
Torque Converter ……………………………… 6-27
Gauge – instrument panel cluster ……………… 4-27
Gauge – oil level, hydraulic ………………………. 9-59
G
Gear
Axle – front, 4WD
Differential ……………………………………….. 6-17
Planetary …………………………………………. 6-15
Ring and Pinion ……………………………….. 6-19
Axle – rear
Differential ……………………………………….. 6-71
Planetary …………………………………………. 6-75
Ring and Pinion ……………………………….. 6-69
Engine
Accessory Drive ……………………………….. 2-19
Camshaft …………………………………………. 2-35
Crankshaft ……………………………………….. 2-41
Flywheel Ring …………………………………… 2-43
Pinion – starter ………………………………………. 4-3
Pinion Idler – starter ……………………………….. 4-3
Pump Drive – fuel injection ……………………. 3-11
Rotating Beacon ………………………………….. 4-41
Transmission
Forward …………………………………………… 6-29
Impeller Hub ……………………………………. 6-25
Low …………………………………………………. 6-29
Output Shaft …………………………………….. 6-43
Pump Drive ……………………………………… 6-35
Reverse ……………………………………. 6-31,6-33
Reverse Idler ……………………………………. 6-37
Second …………………………………….. 6-31,6-33
Third ………………………………………… 6-39,6-41
Glass – cab ………………………………….. 9-105,9-107
Grille – radiator ……………………………………….. 9-75
Guard
Boom Lock Harness …………………………….. 8-51
Brake Tube …………………………………………. 6-63
Drive Shaft ……………………………………………. 6-5
Radiator ……………………………………………… 9-75
H
Harness – electrical
Boom Lock ………………………………….. 8-47,8-49
Cab …………………………………………… 4-31,9-109
Canopy ………………………………………………. 4-29
Declutch ……………………………………………… 4-19
Filter – hydraulic oil ………………………………. 8-13
Front ………………………………………………….. 4-17
Instrument …………………………………………… 4-21
Parking Brake ……………………………………… 4-19
Rear …………………………………………………… 4-19
Return-to-Dig ………………………………………… 9-9
Heater – cab ………………………………… 9-119,9-121
Heater – engine block ……………………………… 2-39
Heater – oil pan ………………………………………. 2-29
Hood – tractor …………………………………………. 9-71
Bur 8-4182 Issued April, 1991 Printed in U.S.A.
780D Construction King Loader Backhoe
ALPHABETICAL INDEX
1-9
H M
Horn – electric …………………………………………. 4-35 Muffler – engine exhaust ………………………….. 2-13
Hub
Front Wheel …………………………………. 5-13,6-15 N
Low Gear ……………………………………………. 6-39 Nozzle – ether injection ……………………………. 2-11
Rear Wheel …………………………………………. 6-75 Nozzle – fuel injection ……………………….. 3-13,3-15
Shift ……………………………………………………. 6-43 Numerical Index ……………………………………… 10-2
Turbine ……………………………………………….. 6-25
Hydraulic Circuits 0
Backhoe Boom …………………………….. 8-31,8-33 Oil Filters
Backhoe Boom Lock ………………….. 8-4 7 – 8-51 Engine ………………………………………………… 2-27
Backhoe Bucket …………………………… 8-37,8-39 Hydraulic …………………………………………….. 8-99
Backhoe Dipper …………………………………… 8-35 Transmission Charging Pump ……………….. 6-35
Backhoe Dipper Operators Compartment …………………… 9-61,9-63
Extension ……………………………….. 8-41 – 8-45
Backhoe Stabilizer ……………………………….. 8-27 p
Backhoe Swing …………………………….. 8-29,8-31 Pads – stabilizers …………………………………….. 9-35
Equipment Primary ………………………. 8-3 – 8-13 Pan – oil …………………………………………………. 2-29
Loader Bucket ……………………………… 8-19,8-21 Panel – cab control ………………………………… 9-109
Loader Clam ………………………………… 8-23,8-25 Panel – closure, canopy …………………………. 9-129
Loader Lift ……………………………………. 8-15,8-17 Panel – engine side …………………………………. 9-73
Master Cylinder …………………………………….. 7-7 Panel – instrument …………………………………… 4-23
Parking Brake ……………………………………… 7-13 Panel Covers – instrument ……………………….. 4-25
Steering ………………………………………………… 5-5 Parking Brake …………………………………………. 7-13
Transmission Clutch Cutout ………………….. 6-57 Pedals
Accelerator ……………………………………………. 3-5
Brake ……………………………………………………. 7-5
Impeller – transmission …………………………….. 6-25 Differential Lock …………………………………… 6-65
Injection Extendable Dipper ………………………… 9-31,9-33
Ether ………………………………………………….. 2-11 Swing – backhoe …………………………………. 9-25
Nozzle – fuel …………………………………. 3-13,3-15 Pistons – engine ……………………………………… 2-45
Pump – fuel …………………………………………. 3-11 Pulley
System – fuel ………………………………………… 3-7 Air Conditioner Compressor ………………….. 4-13
Instrument Cluster …………………………………… 4-27 Alternator ………………………………………… 4-5 ,4-7
Instrument Panel …………………………………….. 4-23 Crankshaft ………………………………………….. 2-41
Instrument Panel Covers ………………………….. 4-25 Water Pump Tensioner …………………………. 2-17
Index – numerical ……………………………………. 10-2 Pump
Intake/Exhaust Manifold …………………………… 2-21 Engine Oil …………………………………………… 2-29
Fuel Injection ………………………………………. 3-11
L Equipment Hydraulic – rear mounted ……… 8-55
Lamps – tractor ……………………………….. 4-33,4-35 Lift – fuel ……………………………………………….. 3-9
Levers – control (See Controls) Transmission Charging ………………………… 6-35
Lifters – engine valves (Tappet) ………………… 2-33 Steering and Backhoe – front mounted ….. 8-53
Loader Water ………………………………………………….. 2-17
Buckets and Attachments …………… 9-15 – 9-19
Controls (See Controls) R
Hydraulics (See Hydraulic Circuits) Radiator – engine ……………………………………… 2-3
Lift Frame …………………………………….. 9-11,9-13 Regulator – alternator …………………………… 4-5,4-7
Reservoir – coolant recovery
M bottle ……………………………………………………. 2-5
Manifold – intake/exhaust …………………………. 2-21 Reservoir – hydraulic oil …………………………… 9-57
Master Cylinder – brake …………………………….. 7-9 Return-to-Dig ……………………………………………. 9-9
Mirror- rear view …………………………………… 9-131 Rims – wheels ………………………………….. 5-17,6-21
Bur 8-4182 Issued April, 1991 Printed in U.S.A.
1-10 780D Construction King Loader Backhoe
ALPHABETICAL INDEX
R
Roll Over Protective
Structure …………………………….. 9-91,9-93,9-129
Rotating Beacon ………………………………. 4-39,4-41
s
Seat – operators ……………………………. 9-77 – 9-89
Seat – engine valves ……………………………….. 2-33
Sender
Air Filter Restriction ………………………… 2-7,4-17
Fuel Gauge …………………………………………… 3-3
Oil Filter Restriction ……………………………… 8-99
Oil Pressure ………………………………………… 4-17
Oil Temperature …………………………………… 4-19
Water Temperature ………………………………. 4-17
Shroud – radiator ………………………………………. 2-3
Slow Moving Vehicle Emblem ………………… 9-133
Solenoid – starter ………………………………………. 4-3
Stabilizers ………………………………………………. 9-35
Starter – engine ………………………………………… 4-3
Starter Mounting ……………………………………… 4-11
Steering Wheel and Column ………………………. 5-3
Steps ……………………………………………… 9-57,9-69
Switches
Air Conditioning ……………….. 9-109,9-123,9-127
Backup Alarm ……………………………………… 4-37
Boom Lock ………………………………….. 8-47,8-49
Cab Controls …………………………………….. 9-109
Clutch Pressure …………………………………… 4-19
Cold Start ……………………………………………. 2-11
Declutch – hydraulic …………………………….. 4-19
Four-Wheel Drive – engage/
disengage ……………………………………….. 4-21
Horn …………………………………………………… 4-35
Key and Starter ……………………………………. 4-21
Lamps …………………………………………. 4-21,4-31
Neutral Start ………………………………………… 6-45
Parking Brake ……………………………………… 4-19
Return-To-Dig ……………………………………….. 9-9
Rotating Beacon ………………………………….. 4-39
Windshield Wiper ………………………. 9-109,9-115
T
Tachometer ……………………………………………. 4-27
Tank
Fuel ……………………………………………………… 3-3
Hydraulic Oil ……………………………………….. 9-57
Teeth – buckets, backhoe ………………. 9-47 – 9-51
Teeth – buckets, loader ………………….. 9-15 – 9-19
Thermostat – water, engine ………………………. 2-31
Throttle – engine ……………………………………….. 3-5
Tool Box ………………………………………………… 9-63
Torque Converter …………………………….. 6-25,6-27
T
Tower – backhoe control. …………………………. 9-21
Transmission
Assembly ………………………………….. 6-23 – 6-47
Brake – parking ……………………………………. 6-47
Clutches
Forward …………………………………………… 6-29
Low …………………………………………………. 6-29
Reverse …………………………………………… 6-33
Second ……………………………………………. 6-33
Third ……………………………………………….. 6-41
Clutch Cutout. ……………………………………… 6-57
Controls – forward/reverse ……………… 6-49,6-51
Controls – range ………………………………….. 6-53
Cooling System …………………………………… 6-55
Cover – rear ………………………………………… 6-23
Dipstick ………………………………………………. 6-55
Filter …………………………………………………… 6-35
Flexplate …………………………………………….. 6-25
Gears
Forward …………………………………………… 6-31
Low …………………………………………………. 6-39
Reverse …………………………………………… 6-31
Second ……………………………………………. 6-31
Third ……………………………………………….. 6-39
Housing ……………………………………………… 6-23
Impeller ………………………………………………. 6-25
Mounting …………………………………………….. 6-55
Pump – charging …………………………………. 6-35
Reverse Idler ……………………………………….. 6-37
Shaft – output.. …………………………………….. 6-43
Shift Rail ……………………………………………… 6-41
Torque Converter Housing ……………………. 6-27
Tubes …………………………………………………. 6-23
Turbine ……………………………………………….. 6-25
Valve – forward/reverse
control …………………………………………….. 6-45
Valve – solenoid, clutch
cutout ……………………………………………… 6-59
Turbocharger ………………………………………….. 2-25
Turbocharger System ………………………………. 2-23
Turn Signals …………………………………………… 4-35
V
Valves
Air Conditioning – expansion ……………….. 9-123
Backhoe Control
Assemblies ……………………………….. 8-71,8-73
Relief and Anticavitation ……………………. 8-89
Sections
Boom ……………………………………. 8-77 ,8-79
Bucket ………………………………….. 8-77,8-79
Dipper ………………………………………….. 8-81
Bur 8-4182 Issued April, 1991 Printed in U.S.A.
V
Valves-Cont.
7800 Construction King Loader Backhoe
ALPHABETICAL INDEX
Extendable Dipper …………………………. 8-87
Inlet/Outlet ……………………………………. 8-75
Swing ……………………………………. 8-83,8-85
Boom Lock – solenoid relief ……. 8-47,8-91,8-93
Brake – service ……………………………………. 7-11
Brake – parking, selector ………………………. 7-13
Clutch Cutout – transmission ………….. 6-57,6-59
Dual Solenoid – 4WD ……………………………… 6-3
Dust – engine air cleaner ………………………… 2-9
Engine ………………………………………………… 2-33
Exhaust – cylinder head ………………………… 2-33
Flow Control ……………………………………….. 8-95
Flow Control Check ……………………………… 8-33
Fuel Tank ……………………………………………… 3-3
Heater ………………………………………………. 9-121
Intake – cylinder head …………………………… 2-33
Loader Control
Assemblies
Three Spool ………………………………….. 8-59
Two Spool ……………………………………. 8-57
Spools
Bucket …………………………………………. 8-61
Bucket – magnetic detent ………………. 8-65
Clam ……………………………………………. 8-61
Lift ……………………………………………….. 8-61
Lift – detent …………………………………… 8-63
Valve – relief …………………………………….. 8-67
Radiator Drain ……………………………………….. 2-3
Relief – backhoe ………………………………….. 8-97
Relief – oil cooler cover ………………………… 2-27
Relief – swing cylinder ………………………….. 8-29
Stabilizer – backhoe ……………………………… 8-69
Steering Control …………………………………….. 5-7
Transmission Control. …………………………… 6-45
Valve Stem – wheels …………………………. 5-17,6-21
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Wheel – steering ……………………………………….. 5-3
Wheels and Tires
Front ………………………………………………….. 5-17
Rear …………………………………………………… 6-21
Windows and Window Glass –
cab ……………………………………….. 9-101 – 9-107
Wiper – cab window …………………… 9-111 – 9-115
Wiper Covers ………………………………………… 9-117
Wiring (See Electrical Circuits)

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