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Form No. 3440-983 Rev A

Engine Conversion Kit

Subaru Powered Walk-Behind Greensmaster

®

1000 Mower

Model No. 139-5636

Installation Instructions

This engine conversion kit is only for machines with
following model and serial numbers:

Model Number

Serial Number

04038

315000001 through 315000500

04039

315000001 through 316999999

04054

315000001 through 999999999

04055

315000001 through 999999999

04056

315000001 through 999999999

Light kit, Model 04063 (fixed-head traction units) is
compatible with this kit.

Note:

Older light kits are not compatible with this kit.

Introduction

It is a violation of California Public Resource Code
Section 4442 or 4443 to use or operate the engine on
any forest-covered, brush-covered, or grass-covered
land unless the engine is equipped with a spark
arrester, as defined in Section 4442, maintained in
effective working order or the engine is constructed,
equipped, and maintained for the prevention of fire.

If you require a spark arrester, contact your Authorized
Service Dealer.

Important:

These installation instructions

contain engine operation and maintenance
information that supersedes the engine operation
and maintenance procedures in your machine

Operator’s Manual

.

Before operating or maintaining the machine or
engine, always refer to the operating and safety
instructions in your

Operator’s Manual

.

Save these instructions.

Important:

The engine warranty is provided

by the engine manufacturer. Please refer to the
engine manufacturer's warranty and emissions
system warranty included in the literature packet.
That warranty applies only to the engine. It does
not expand or otherwise alter any express or
implied warranty terms or warranty period that
may apply to the product into which the engine
is installed.

WARNING

CALIFORNIA

Proposition 65 Warning

The engine exhaust from this product

contains chemicals known to the State of

California to cause cancer, birth defects,

or other reproductive harm.

Contents

Introduction ............................................................... 1
Safety ....................................................................... 2

Safety and Instructional Decals .......................... 2

Installation ................................................................ 3

1 Preparing the Machine..................................... 3
2 Removing the Existing Engine ......................... 3
3 Installing the New Engine................................. 3
4 Lubricating and Adjusting the Machine ............. 6

Product Overview ..................................................... 7

Controls ............................................................. 7

Operation .................................................................. 7

Fuel Specifications ............................................. 7
Using Stabilizer/Conditioner ............................... 7
Filling the Fuel Tank ............................................ 8
Opening and Closing the Fuel-Shutoff

Valve ............................................................... 9

Maintenance ............................................................. 9

Recommended Maintenance Schedule(s) ............. 9

Preparing the Machine for Maintenance............ 10
Servicing the Engine Oil.................................... 10
Servicing the Air Cleaner .................................. 12
Servicing the Spark Plug................................... 13

© 2020—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420

Register at www.Toro.com.

Original Instructions (EN)

Printed in the USA

All Rights Reserved

*3440-983* A

 

Summary of Contents for 139-5636

Page 1: ...g the machine or engine always refer to the operating and safety instructions in your Operator s Manual Save these instructions Important The engine warranty is provided by the engine manufacturer Please refer to the engine manufacturer s warranty and emissions system warranty included in the literature packet That warranty applies only to the engine It does not expand or otherwise alter any expre...

Page 2: ...ual for more information on fuel decal133 8062 133 8062 decal138 2138 138 2138 1 Poisonous fumes or toxic gases asphyxiation hazard do not run the engine in an enclosed space 4 Warning disconnect the spark plug wire before performing maintenance 2 Explosion hazard shut off the engine before adding fuel no fire open flames or smoking when adding fuel 5 Hot surface hazard do not touch the hot surfac...

Page 3: ...utch assembly on the engine and the console Note Discard the clutch cable 8 Remove the old engine Retain the engine mounting bolts and nuts 9 Remove the engine mounting bracket and retain the engine mounting bracket and bolts 10 Clean the frame and check for damage or wear 3 Installing the New Engine Parts needed for this procedure 1 Engine 1 Wire harness plate 1 Wire harness 1 Clutch cable bracke...

Page 4: ... 8 x 1 3 8 inch 4 Clutch lever 9 Bolt 3 8 x 3 4 inch 5 Bolt 7 16 x 1 inch 6 Install the clutch lever to the clutch bracket Figure 3 7 Install the torque spring to the clutch bracket with a washer 3 8 x 1 3 8 inch and a bolt 3 8 x 3 4 inch as shown in Figure 3 8 Install the idler pulley assembly to the clutch lever with a belt guide and a hex nut Figure 3 Installing the Wire Harness and Cables 1 At...

Page 5: ...le 4 Clutch lever 6 Install the spring end of the clutch cable to the clutch lever Figure 5 7 Install the throttle cable to the machine refer to the machine Service Manual Figure 8 Use the throttle cable that is 172 2 cm 67 13 16 inches long for a Model 04056 traction unit refer to Figure 6 g327886 Figure 6 1 Throttle cable 2 172 2 cm 67 13 16 inches Use the throttle cable that is 158 3 cm 62 3 8 ...

Page 6: ...k and connect the red wire to the single wire on the engine Connect the remaining 2 harness wires black and yellow to the engine wire harness with 2 wire connections Note Apply skin over grease to the bolt and ground lug terminal 15 Clip the wire harness to the mounting bracket 16 Install the new bellcrank cover with the previously removed hardware 4 Lubricating and Adjusting the Machine No Parts ...

Page 7: ...eaded gasoline with an octane rating of 87 or higher R M 2 rating method Ethanol Gasoline with up to 10 ethanol gasohol or 15 MTBE methyl tertiary butyl ether by volume is acceptable Ethanol and MTBE are not the same Gasoline with 15 ethanol E15 by volume is not approved for use Never use gasoline that contains more than 10 ethanol by volume such as E15 contains 15 ethanol E20 contains 20 ethanol ...

Page 8: ...before filling Do not fill fuel containers inside a vehicle or on a truck or trailer bed because interior carpets or plastic truck bed liners may insulate the container and slow the loss of any static charge When practical remove equipment from the truck or trailer and fuel it on the ground If this is not possible then fuel such equipment with a portable container rather than from a fuel dispenser...

Page 9: ... additional maintenance procedures Important The engine gearbox Figure 12 does not require maintenance as it is filled with a high performance long life synthetic semi fluid grease g312416 Figure 12 1 Gearbox Recommended Maintenance Schedule s Maintenance Service Interval Maintenance Procedure After the first 20 hours Change the engine oil Before each use or daily Check the engine oil level Inspec...

Page 10: ...se with approximately 0 56 L 19 fl oz of the proper viscosity oil before starting The engine uses a high quality oil that has the American Petroleum Institute API service classification of SJ or higher Select the proper oil viscosity weight based on the ambient temperature Figure 14 illustrates the temperature viscosity recommendations g013375 Figure 14 Note Multi grade oils 5W 20 10W 30 and 10W 4...

Page 11: ...hot oil can cause severe personal injury Avoid contacting the hot engine oil when you drain it 1 Shut off the engine and wait for all moving parts to stop refer to Preparing the Machine for Maintenance page 10 2 Raise the engine off the ground and place a pan under the drain plug to catch the oil 3 Remove the drain plug Figure 15 4 When the oil has drained completely lower the engine to the ground...

Page 12: ...d or excessively dirty g265999 Figure 17 1 Wing nut 4 Paper filter element 2 Air cleaner cover 5 Gasket and air duct 3 Foam element 7 Clean the paper element by tapping it gently to remove the dirt Note Do not try to brush dirt off the paper element brushing forces the dirt into the fibers Replace the element if tapping it fails to remove the dirt 8 Clean the foam element in warm soapy water or in...

Page 13: ...electrodes because engine damage could result from grit entering the cylinder 4 Set the gap on the plug to 0 7 to 0 8 mm 0 028 to 0 031 inch g000533 Figure 18 1 Center electrode insulator 3 Air gap 2 Side electrode 5 Carefully install the spark plug by hand to avoid cross threading until it is hand tight 6 Tighten the spark plug an additional 1 2 turn if it is new otherwise tighten it an additiona...

Page 14: ...Notes ...

Page 15: ...Notes ...

Page 16: ...to restaurants grocery stores hotels schools and hospitals and on a wide variety of products Additionally some online and mail order retailers provide Prop 65 warnings on their websites or in catalogs How do the California warnings compare to federal limits Prop 65 standards are often more stringent than federal and international standards There are various substances that require a Prop 65 warnin...

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