Bobcat 700 720 721 722 Skid Steer Service Manual

Description

This 190 page, Bobcat 700/720/721/722 Skid Steer Service Manual is a reproduction of the original out of print factory manual. This manual gives instructions for correct service and adjustment of the Bobcat, and detailed overhaul instructions of the engine, drive system, loader hydraulic/hydrostatic system and general mainframe components. Refer to the Owner’s Manual for general operating instructions (Starting Procedure, Daily Checks, Bucket Operation, Minor Maintenance, etc.). This manual will show you how to carry out a general inspection of the following items which should be made whenever the machine has had service or repair:

1. Check hydraulic fluid level, engine oil level and fuel supply.
2. Inspect for any sign of fuel, oil or hydraulic fluid leaks.
3. Make lubrication of the machine.
4. Check battery condition and cables.
5. Inspect air cleaner system for damage or leaks. Check element and make replacement, if necessary.
6. Check electrical charging system (belts, sheaves, etc.).
7. Check for loose chains by lifting the machine and turning the wheels by hand.
8. Check tires for wear and pressure.
9. Check the Bob-Tach attachment for condition. Inspect the wedges for damage or wear.
10. Inspect safety items for condition (Operator Enclosure, Seat Belt, Safety Treads, Lights, etc.).
11. Make a visual inspection for loose or broken parts or connections.
12. Operate the loader: check all functions.

Table of Contents

Alphabetical Index
Electrical System
Engine Service
Hydraulic System
Hydrostatic System
Main Frame
Mechanical Transmission
Preventive Maintenance
Technical Data

Index of Topics

ADJUSTMENT OF ALTERNATOR BELT
AXLE REPLACEMENT (Lot B & Later 700)
BOB-TACH, the
BY-PASS VALVE SERVICE
CAMSHAFT & VALVE LIFTERS
CAMSHAFT BEARINGS
CARBURETOR SERVICE
CHAIN REMOVAL & INSTALLATION
CHARGING THE VANE PUMP & CHECKING FOR SUCTION LEAKS
CHECKING RELEASE PRESSURE
CHECKING THE CONDITION OF
THE VANE PUMP
CHECKING THE HYDROSTATIC
SYSTEM
CHECKS & ADJUSTMENTS
CIRCUIT DESCRIPTION
CONNECTING ROD BEARINGS
CONTROL VALVE & HYDRAULIC
CYLINDER CHECKS
CONTROL VALVE REPAIR
CRANKSHAFT
CRANKSHAFT REAR OIL SEAL
CYLINDER FRONT COVER, TIMING
CHAIN & CRANKSHAFT SPROCKETS
CYLINDER HEAD
CYLINDER HEAD INSTALLED
DECIMAL & MILLIMETER EQUIVALENTS
ELECTRICAL CHECKS (700/720)
ELECTRICAL CHECKS (721/722)
ELECTRICAL CIRCUITY
ENGINE DIAGNOSIS & TESTING
ENGINE IGNITION SYSTEM
ENGINE OVERHAUL
ENGINE SERVICE
ENGINE SPECIFICATIONS (700/721 Wisconsin)
ENGINE SPECIFICATIONS (721 Deutz)
ENGINE SPECIFICATIONS (722 Ford)
FINAL DRIVE
FINAL DRIVE TIGHTENER SERVICE
FLYWHEEL RING GEAR
FRONT OIL SEAL
FUEL INJECTION NOZZLES
FUEL INJECTION PUMP
FUEL SYSTEM
FUEL TANK
GRILL ASSEMBLY
GENERAL INFORMATION
GENERATOR SERVICE
HIGH TEMPERATURE SAFETY SWITCHES
HYDRAULIC CYLINDER REPAIR
HYDRAULIC/HYDROSTATIC FLUID & FILTER
HYDRAULIC/HYDROSTATIC
TRANSMISSION FLUID
HYDROSTATIC MOTOR
REPLACEMENT
HYDROSTATIC RECONDITIONING
IDLER SPROCKET SERVICE
INTAKE MANIFOLD
INTRODUCTION
LOADER LIFT ARM ASSEMBLY
LOADER LUBRICATION*
LOADER TORQUE SPECIFICATIONS
LOADER SPECIFICATIONS
LP CARBURETOR SERVICE
MAIN BEARINGS
MOTOR SPROCKET SERVICE
OIL PAN
OIL PUMP
OPERATION OF THE HYDRAULIC SYSTEM
PISTONS & CONNECTING RODS
PROBLEM ANALYSIS CHART
REMOVAL OF ENGINE
REPAIR & REPLACEMENT OF BRAKE ASSEMBLY
REPLACEMENT OF HYDROSTATIC PUMP ASSEMBLY
REPLENISHING VALVE
SERVICE INTERVALS
SERVICING LOWER JACKSHAFT
SPROCKET
SPECIAL TOOLS
STANDARD TORQUE SPECIFICATIONS
FOR BOLTS
STARTER SERVICE
STEERING LINKAGE
TECHNICAL DATA
TIMING CHAIN TIGHTENER
TIRES
TRANSMISSION & DRIVE SYSTEM
TROUBLESHOOTING CHART
TROUBLESHOOTING THE ENGINE
TROUBLESHOOTING THE
MECHANICAL TRANSMISSION
TWO SPEED CONTROL
UPPER JACKSHAFT SERVICE
US TO METRIC CONVERSION
VALVE PUSH ROD
VALVE ROCKER ARM COVER
VALVE SPRING, RETAINER & STEM SEAL
VANE PUMP SERVICE
WATER PUMP
WHEEL & AXLE REPAIR