WheelHorse Manual transmissions service manual

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MECHANICAL TRANSMISSION REPAIR MANUAL

WHEELHORSE L..-------.!

lawn & garden tractors Price $3.50

FOREWORD

This service and repair manual has been compiled to provide authorized Wheel Horse service personnel with the proper procedures and techniques for servicing Wheel Horse mechanical transmissions.

The following index lists all areas covered. It is advisable to read all of the introductory sections first to gain a proper understanding of the Wheel Horse mechanical transmission used in each model.

The transmission is a sophisticated piece of machinery. Maintain strict cleanliness control during all stages of service and repair. Even a small amount of dirt or other contamination can severely damage the components.

Product information and specifications are shown herein as of the time of printing. Wheel Horse Products. Inc. reserves the right to change product specifications. designs and standard eQuipment without notice and without incurring obligation.

CONTENTS Page

TRANSMISSION USAGE CHART ...... .

SECTION I 5003 • 5010 TRANSMISSIONS Removal ......................... . Installation ........................ Disassembly ....................... Cleaning, Inspection, Bearing and Oil Seal Replacement . . . . . . . . . . . . . . Assembly .........................

Page

SECTION III 5060 6-SPEED TRANSMISSION

Description ..................... i .. 27 27 Removal ......................... . '27 Installation ....................... . Disassembly ....................... 28-29 Cluster Gear ...................... . 29 Cleaning, Inspection, Bearing and Oil Secil Replacement . . . . . . . . . . . . . . 29 Assembly ......................... 30-32

5-14

5 5 6-8 8 8-9

LIMITED SLIP DIFFERENnAL ............. 32 -34

Disassembly ....................... 32-33 Assembly ......................... 33-34

DIFFERENTIAL OVERHAUL .............. 10- 11

Disassembly .........•............. Cleaning, Inspection, Parts Replacement Assembly .........................

10 10 11

5003 AND 5010 SERVICE NOTES ... . . . . . .

12

EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . .

13

PARTS LIST ..........................

14

SECTION II 5053 - 5058 3-SPEED UNIDRIVE

EXP~ODED

21 22 22 22

EXPLODED VIEW (5053 TRANSMISSION) ...

23

PARTS LIST (5053 TRANSMISSION) ...... .

24

EXPLODED VIEW (5058 TRANSMISSION ...

25

PARTS LIST (5058 TRANSMISSION) ...... .

26

35 36

SECTION IV 4·SPEED UNIDRIVE TRANSMISSION Description ....................... Removal ......................... Installation ....................... Disassembly ...................... Cleaning, Inspection, Bearing and , Oil Seal Replacement ............. ~ssembly ........................

37-44 . 37 . 37 . 37 . 37-40 40 . . 40-41

DIFFERENTIAL OVERHAUL ............. . 42-43

Disassembly ....................... 42 Assembly ......................... 42-43 EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . .

43

PARTS LIST

44

SECTION V 8-SPEED TRANSMiSSiON ............. , 45-53

DIFFERENTIAL OVERHAUL .............. 21-22

Dissassembly (Standard Differential) .... Assembly (Standard Differential) ...... Disassembly (Bevel Gear Differential) .. Assembly (Bevel Gear Differential) ....

VIEW ..................... .

PARTS LIST

15-26

Description ........................ 15 Removal ........... ,.............. 15 Replacement ....................... 16- 17 Disassembly ....................... 16-18 Cleaning, Inspection, Bearing and Oil Seal Replacement ..............