CONTENTS OF RIDING MOWER SECTION

MODELS 9300, 9301

Models 9300 and 9301 are powered by a 4 cycle 6 H P gasoline engine. For engine servicing o r repair, contact your local Briggs and Stratton dealer or the Briggs and Stratton Corporation, Milwaukee, Wisconsin.

MODEL 9301 ILLUSTRATED

MODEL 9302 Model 9302 is powered by a 4 cycle 7 H P gaso- line engine. For engine servicing or repair, contact your local Briggs and Stratton dealer or the Briggs and Stratton Corporation, Mil- waukee, Wisconsin.

MODEL 9302E Model 93023 is powered by a 4 cycle 7 HP gas- oline engine. For engine servicing or repair, contact your local Tecumseh dealer or the Lauson-Power Products Division, Grafton, Wisconsin.

MODEL 9303E

MODEL 9600

MODEL 9601 Model 9601 is powered by a 4 cycle 5 HP gas- oline engine. For engine servicing or repair, contact your local Briggs and Stratton dealer o r the Briggs and Stratton Corporation, Mil- waukee, Wisconsin.

11-ii SERVICE BULLETIN REFERENCES REVISED 1977

CONTENTS OF RIDING MOWER SECTION

MODELS

Models 9328, 93283, 9328ES, 9368, 9368E and 9368ES compact riders are propelled by a geared transmission with three forward speeds and reverse. Maximum speed in first gear is: 2.6 MPH, second gear 4.0 MPH, third gear 5.9 MPH and reverse gear 2.6 MPH.

The 32 o r 36 inch floating pan may be adjusted to 5 different cutting positions between 1-3/8 inches and 2-7/8 inches. The front wheels a re semi-pneumatic while the rear tires are fully pneumatic and maintain 16-18 pounds air pressure.

11-iii

TABLE OF

CHAPTER I MODEL 9300 ONLY

THEORY OF OPERATION ADJUSTMENTS

P a n Tilt Blade Brake Adjustment Speed Selector Lever Brake Adjustment Steering Wheel Alignment

TIRES AND WHEELS TO REMOVE OR CHANGE

B E L T STEERING PROBLEMS

Steer ing Gear Disassembly Reassembly

MOWER PAN REMOVAL DRIVE CHAINS DRIVE BRACKET DRIVE ROLLER

REPLACEMENT INTERMEDIATE DRIVE SHAFT

REPLACEMENT DIFFERENTIAL BLADE ENGINE

CHAPTER II MODELS 9301. 9302. 9302E. 9303E. 9600. 9601 ONLY

SECTION 1

TROUBLESHOOTING STEERING MOWERPANANDBLADE DRIVE PROBLEMS FUEL PROBLEMS IGNITION PROBLEMS LUBRICATION

SPECIFICATIONS BOLT AND NUT TORQUES ENGINE

SPECIFICATIONS TIRE SPECIFICATIONS BATTERY SPECIFICATIONS

SECTION 2

HOW TO REPAIR AND R E P L A C E . .

STEERING STEERING DISASSEMBLY SPINDLE AND/OR KING PIN

REMOVAL

11-1 11-2 11-2 11-3 11-3 11-4 11-4 11-5

11-6 11-8 11-9 11-10 11-11 11-11 11-12

11-12

11-14 11-15 11-16 11-16

11-17 11-17 11-17 11-18 11-19 11-20

11-21 11-21

11-21 11-22 11-22

11-23 11-23 11-25

11-25

CONTENTS

FRONT AXLE REMOVAL STEERING CASTING

REMOVAL STEERING CASTING

DISASSEMBLY STEERING WHEEL

ALIGNMENT

SECTION 3

ADJUSTMENTS POWER FOR DRIVING THE

MOWER BLADE MOWER PAN DISASSEMBLY FRONT BELT REMOVAL REAR BELT REMOVAL IDLER ARM REMOVAL PAN REMOVAL FRONT BELT REMOVAL BLADE BRAKE ADJUSTMENT PAN TILT ADJUSTMENT

26" AND 30" MODELS

SECTION 4

THEORY OF OPERATION INTRODUCTION POWER FOR DRIVING THE

WHEELS PRIMARY DRIVE SERVICING DISC COMPRESSION SPRING

REMOVAL RUBBER DRIVE ROLLER

SERVICE

MENTS DRIVE ASSEMBLY ADJUST-

DRIVE ROLLER TRAVEL HORIZONTAL

VERTICAL

SPRING TENSIONS SECONDARY DRIVE

SERVICING INTERMEDIATE DRIVESHAFT

REPLACEMENT CHAIN ADJUSTMENT ON

PRIMARY AND FINAL DRIVE ONLY

DRIVE ROLLER ADJUSTMENT

DRIVE ROLLER ADJUSTMENT

WHEEL 'BRAKE

FINAL DRIVE DISASSEMBLY DIFFERENTIAL REMOVAL

ADJUSTMENT

11-25

11-25

11-25

11-26

11-27

11-27 11-29 11-29 11-29 11-29 11-29 11-29 11-30

11-31

11-32 11-32

11-32 11-38

10-38

11-38

11-39

11-39

11-40

11-43

11-46

11-46

11-46

11-46 11-48 11-48

11-iv SERVICE BULLETIN REFERENCES REVISED 1977

TABLE OF CONTENTS cont

DIFFERENTIAL DISASSEMBLY 11-48

ENGINE REMOVAL 11-49 DRIVE DISC REMOVAL 11-49 DRIVE PULLEY REMOVAL 11-49

SECTION 5

ELECTRICAL SERVICING 11-50 INSTALLING NEW DIODES 11-51 INSTALLING REPLACEMENT

FUSE 11-51

SECT ION 6

PREVENTIVE MAINTE- NANCE

CRANKCASE OIL BLADECARE LUBRICATION TIRES BATTERY DIFFERENTIAL FRICTION DRIVE BLADE BLADE REMOVAL BENTBLADE

11-52 11-52 11-52 11-52 11-52 11-52 11-52 11-53 11-53 11-53 11-54

CHAPTER 111 MODELS 9500. 9501 ONLY

BLADE HOUSING AND BLADE DRIVE PROBLEMS FUELTROUBLE SPARK PLUG TROUBLE

SECTION 6

FRONT END STEERING SPINDLE & STEERING ARM

REMOVAL FRONTAXLE REMOVAL STEERING CASTING &

STEERING SHAFT REMOVAL STEERING WHEEL

ALIGNMENT

SECTION 7

BLADE DRIVE AND BLADE HOUSING ASSEMBLY

BELT REPLACEMENT F R O N T B E L T R E A R B E L T BLADE HOUSING REMOVAL BLADE PULLEY SPINDLE TO

BEARING REMOVAL BLADE HOUSING

HEIGHT (CUTTING) ADJUSTMENT

SECTION 1 SECT ION 8

INTRODUCTION 11-55

SECTION 2

SPECIFICATIONS 11-56 ENGINE 11-56 TIRE 11-56

SECTION 3

LUBRICATION 11-56 SPECIFICATIONS 11-56

SECTION 4

HARDWARE TORQUES 11-57

SECTION 5

TROUBLESHOOTING 11-58 STEERING 11-58

TRANSMISSION TRANSMISSION DRIVE B E L T TRANSMISSION B E L T

IDLER ADJUSTMENT TRANSMISSION PULLEY

REPAIR OR REPLACEMENT INTERMEDIATE SPINDLE &

PULLEY ASSEMBLY REAR BLADE DRIVE

BELT PULLEY IDLER & BRAKE ASSEMBLY

BLADE BRAKE ADJUSTMENT BLADE CLUTCH

IDLER ADJUSTMENT THROTTLE CONTROL

ADJUSTMENT ENGINE REMOVAL TRANSMISSION DISASSEMBLY SHIFT HANDLE REMOVAL TRANSMISSION GEARBOX

SERVICE BULLETIN REFERENCES REVISED 1977

11-58 11-59 11-60 11-60

11-62 11-62

11-62 11-62

11-62

11-64

11-66 11-67 11-67 11-67 11-67

11-67

11-67

11-70 11-70

11-70

11-70

11-70

11-71 11-71

11-71

11-71 11-71 11-74 11-74 11-74

. 11-v

TABLE OF CONTENTS cont.

SECTION 9 SECT ION 6

WHEEL BRAKE 11-75 BRAKE ADJUSTMENT. 11-75

STEERING. STEERING DISASSEMBLY

SECTION 7 SECTION 10

DIFFERENTIAL. 11-76 REMOVING DIFFERENTIAL

DRIVE SPROCKET 11-76 DIFFERENTIAL REPAIR. 11-76 LUBRICATING DIFFERENTIAL 11-76 DRIVE CHAIN TENSION 11-79 REAR WHEEL BEARING &

AXLE LUBRICATION 11-79

CHAPTER IV MODELS 9328, 9328E, 9328ES, 9368, 9368E, 9368ES ONLY

BLADE DRIVE & BLADE HOUSING ASSY.

BELT REPLACEMENT Pr imary Blade Dr ive Belt Final Blade Drive Belt

Replacement Transmission Drive Belt

Replacement CUTTING HEIGHT ADJUSTMENT LUBRICATION O F BLADE

SHAFT' HOUSING ASSY. BLADE SERVICING

SECTION 8 SECTION 1

INTRODUCTION.. 11-80

SECTION 2

SPECIFICATIONS, 11-81

SECTION 3

LUBRICATION

SECT ION 4

HARDWARE TORQUES

SECTION 5

TROUBLESHOOTING.

BLADE HOUSING AND BLADE DRIVE PROBLEMS. FUEL TROUBLE SPARK PLUG TROUBLE

STEERING.

11-81

11-82

11-83 11-83 11-83 11-84 11-85 11-85

TRANSMISSION TRANSMISSION REPAIR OR

REPLACEMENT TRANSMISSION LUBRICATION MOWER ,BRAKE PARKING BRAKE CLUTCH,.

SECTION 9

DIFFERENTIAL. . DIFFERENTIAL REPAIR OR

REPLACEMENT.. DIFFERENTIAL LUBRICATION DRIVE CHAIN ADJUSTMENT DRIVE CHAIN REPLACEMENT. THROTTLE CONTROL

ADJUSTMENT

SECTION 10 WIRING DIAGRAMS.

CHAPTER V

STORAGE PROCEDURE.

11-87 11-87

11-89 11-89 11-89

11-90

11-90 11-90

11-91 11-91

11-93

11-93 11-93 11-93 11-93 11-93

11-95

11-95 11-95 11-95 11-95

11-95

11-96

11-98

l l -v i SERVICE BULLETIN REFERENCES REVISED 1977