Toro TC 1000 User manual

TC1000 GAS TRIMMER, MODEL 51641

Table of Contents – Page 1 of 3

ABOUT THIS MANUAL

SAFETY INSTRUCTIONS

FOR YOUR SAFETY

MAINTENANCE

MAINTENANCE - AIR CLEANER

MAINTENANCE - MUFFLER

MAINTENANCE - SPARK PLUG

MAINTENANCE - FUEL FILTER

MAINTENANCE - COOLING SYSTEM

MAINTENANCE - TRIMMER IMPLEMENT

MAINTENANCE - FLEX SHAFT

MAINTENANCE - PREPARATION FOR STORAGE

SPECIFICATIONS

ENGINE SPECIFICATIONS

SERVICE SPECIFICATIONS

SPECIFICATIONS

CARBURETOR SPECIFICATIONS

TOOL REQUIREMENTS:

TROUBLESHOOTING

ENGINE DOES NOT PRODUCE SPARK

ENGINE FLOODS DURING STARTING

ENGINE NOT GETTING FUEL

TROUBLESHOOTING

ENGINE LACKS POWER

ENGINE HAS LOW COMPRESSION

ENGINE BACKFIRES (INDICATED BY BURNT AIR CLEANER ELEMENT)

SECTION 1 CARBURETOR

CARBURETOR OPERATION

CARBURETOR OPERATION - THE DIAPHRAGM PUMP

CARBURETOR OPERATION - FUEL METERING & MIXING

CARBURETOR OPERATION - THE PRIMER SYSTEM

CARBURETOR - REMOVAL

CARBURETOR - DISASSEMBLY

CARBURETOR - REASSEMBLY

CARBURETOR - INSTALLATION

CARBURETOR ADJUSTMENT - IDLE SPEED

CARBURETOR ADJUSTMENT - MIXTURE

CARBURETOR ADJUSTMENT - THROTTLE VALVE

TC1000 GAS TRIMMER, MODEL 51641

Table of Contents – Page 2 of 3

SECTION 2 FUEL SYSTEM

FUEL TANK - FUEL TANK - REMOVAL

FUEL TANK - INSTALLATION

PRIMER PUMP - PRIMER PUMP - PROPER USE

PRIMER PUMP - OPERATION

PRIMER PUMP - DISASSEMBLY

PRIMER PUMP INSPECTION

PRIMER PUMP REASSEMBLY

FUEL PICKUP TUBE AND FILTER SERVICE

FUEL CAP - FUEL CAP - OPERATION

FUEL CAP - DISASSEMBLY

FUEL CAP - INSPECTION

FUEL CAP - REASSEMBLY

SECTION 3 IGNITION

IGNITION OPERATION

IGNITION OPERATION - FLYWHEEL

IGNITION OPERATION - IGNITION COIL

IGNITION OPERATION - TRIGGER MODULE

IGNITION OPERATION - SPARK PLUG

AIR GAP ADJUSTMENT

AIR GAP ADJUSTMENT - PREPARATION

AIR GAP ADJUSTMENT - REASSEMBLY

COIL - COIL - REMOVAL

COIL - INSTALLATION

SECTION 4 RECOIL STARTER

RECOIL STARTER - OPERATION

RECOIL STARTER - REMOVAL

RECOIL STARTER - INSTALLATION

RECOIL STARTER - REEL DISASSEMBLY

RECOIL STARTER - REEL REASSEMBLY

RECOIL STARTER - STARTER PULLEY DISASSEMBLY

RECOIL STARTER - STARTER PULLEY REASSEMBLY

SECTION 5 CLUTCH AND FLYWHEEL

CLUTCH SHOES AND FLYWHEEL - OPERATION

CLUTCH SHOES AND FLYWHEEL - INSPECTION

CLUTCH SHOES AND FLYWHEEL - REMOVAL

CLUTCH SHOES AND FLYWHEEL - REASSEMBLY

CLUTCH DRUM AND CLUTCH HOUSING - CLUTCH DRUM AND CLUTCH HOUSING -

CLUTCH DRUM AND CLUTCH HOUSING - REASSEMBLY

SECTION 6 ENGINE

ENGINE - OPERATION

ENGINE - REMOVAL FROM DRIVE TUBE

ENGINE - DISASSEMBLY

ENGINE - CLEANING AFTER DISASSEMBLY

TC1000 GAS TRIMMER, MODEL 51641

Table of Contents – Page 3 of 3

SECTION 6 ENGINE - Continued

ENGINE - INSPECTION

ENGINE - REASSEMBLY

ENGINE - INSTALLATION ON DRIVE TUBE

SECTION 7 CONTROLS

CONTROL AND GRIP - REMOVAL FROM DRIVE TUBE

CONTROL AND GRIP - INSTALLATION ON DRIVE TUBE

SECTION 8 HANDLE

HANDLE - REMOVAL FROM DRIVE TUBE

HANDLE - INSTALLATION ON DRIVE TUBE

HANDLE - ADJUSTMENT

SECTION 9 SHIELD

SHIELD - KNIFE REPLACEMENT

SHIELD - REMOVAL FROM DRIVE TUBE

SHIELD - INSTALLATION ON DRIVE TUBE

SECTION 10 CUTTER HEAD BEARINGS

CUTTER HEAD BEARINGS - REMOVAL

CUTTER HEAD BEARINGS - INSTALLATION

SECTION 11 FLEXIBLE DRIVE SHAFT

FLEXIBLE DRIVE SHAFT - REMOVAL

FLEXIBLE DRIVE SHAFT - SERVICE

FLEXIBLE DRIFT SHAFT - INSTALLATION

SECTION 12 DRIVE TUBE

DRIVE TUBE - REMOVAL

DRIVE TUBE - SERVICE

DRIVE TUBE - INSTALLATION

SECTION 13 TAP AND TRIM HEAD

TAP AND TRIM SPOOL - TAP AND TRIM SPOOL - REMOVAL

TAP AND TRIM SPOOL - LINE REPLACEMENT

TAP AND TRIM SPOOL - REMOVAL

TAP AND TRIM HEAD - TAP AND TRIM HEAD - DISASSEMBLY

TAP AND TRIM HEAD - INSPECTION

TAP AND TRIM HEAD - REASSEMBLY

SECTION 14 FLEX BLADE

FLEX BLADE - REMOVAL FROM DRIVE SHAFT

FLEX BLADE - INSTALLATION ON DRIVE TUBE

SECTION 15 ACCESSORIES

STANDARD AND DELUXE HARNESS - ASSEMBLY

ABOUT

THIS

MANUAL

This Service Manualwas written expresslyfor the

TOR0

TClOOO Gas

PoweredTrimmer. TheTor0 Company hadmade everyeffort tomake the

information in thismanual complete andcorrect.

This manualwas written withthe service technician in mind. It

organized

that informationused most oftenis upfront. As a result, you will find

referenceinformation onsafety, maintenance, specifications, special tools

and troubleshootingall inthe front thirdof the manual.

Disassembly, inspection and reassembly proceduresare coveredin thelast

two-thirds of the manual andare grouped bycomponent.

tried tocover

each common repair with its ownsection or sub-section. For example,you

will findthat air gap adjustment andignition coilreplacement arecalled out

separately.

And, becausecertain componentsare often difficult totroubleshoot without

a good understandingof how theywork, we have included some

component theory. This information can be foundat the beginningof most

service proceduresections.

are hopeful that you will find thismanual avaluable addition to your

shop. If you shouldcome across anyerrors or

you have any questions

regarding this manual,pleasecontact us atthe followingaddress:

The Tor0 Company

8111 LyndaleAvenue South

Minneapolis, MN,USA

55420

The Tor0 Company reservesthe right tochange productspecifications or

this manual withoutnotice.

The Tor0 Companygratefully acknowledgesthe assistance of Mitsubishi

Heavy Industries, Ltd. inthe productionof this manual.

RESERVED

Tor0 Company

1987

MINNEAPOLIS,

55420

U.S.A.

TABLE

CONTENTS

Reference Information

Page

ForYourSafety 1

Maintenance

Specifications

Tool

Requirements 7

Troubleshooting

Service Procedures

Page

Section 1

Carburetor

operation

disassembly13

reassembly15

installation 17

adjustment 17

removal13

Section

FuelSystem

FuelTank

removal19

installation 19

Primer Pump

properuse 19

operation 19

disassembly

inspection

reassembly

Fuel PickupTube and Filter

service

Fuel Cap

operation 21

disassembly

inspection

reassembly

Service Procedures

(continued)

Section 3

Ignition

Page

operation 23

air gap adjustment 25

coil removal26

coil installation 26

Section 4

RecoilStarter

Recoil Starter

operation 27

removal 27

installation 27

reeldisassembly27

reelreassembly 28

starter pulley disassembly 29

starter pulley reassembly 29

Section

Clutch

Clutch Shoesand Flywheel

operation 30

inspection 30

removal

reassembly31

Clutch Drum and Clutch Housing

disassembly31

reassembly31

Section 6

Engine

operation 32

removal from drive tube 34

disassembly35

cleaning after disassembly 36

inspection 37

reassembly38

installation ondrive tube 39

Section 7

Controls

Control andGrip

removal from drive tube 40

installation on drive tube 40

Section 8

Handle

removal from drive tube 41

installation on drive tube 41

adjustment 41

Section 9

Shield

knife replacement 42

removal from drive tube 42

installation ondrive tube 42

Service Procedures

(continued)

Section 10

Cutter Head Bearings

Page

removal

.....................................................

installation

..................................................

Section 11

FlexibleDriveShaft

removal

...........................................

installation

..................................................

Section 12

DriveTube

removal

.....................................................

service

......................................................

installation

..................................................

Section 13

Tap and Trim@Head

Tap and Trim@ Spool

removal

.................................................

linereplacement

........................................

installation

..............................................

Tap and Trim@ Head

disassembly

.............................................

inspection

..............................................

reassembly

.............................................

Section 14

FlexBlade

removal from drive shaft 48

installation on drive tube

......................................

Section 15

Accessories

Standard and Deluxe Harness

assembly

....................................................

SAFETY

INSTRUCTIONS

PERSONALSAFETY

INSTRUCTION Read

the instructionbecauseit

hasto

with thesafety.

Failure tocomplywith

the instruction may result

personalinjury

or death.

This manual is intendedas a service and repair

manual only. Thesafety instructions provided in

this manual are for the troubleshootingand

service of theproductonly. The individual

Operator's Manualwillcontain safety informa-

tion

the operation of the TC1000.

Operator's Manuals with complete operational

safety instructionsare availablethrough:

The Toro Company

Publications Department

8111

LyndaleAvenueSouth

Minneapolis, MN

55420

U.S.A.

FOR

YOUR

SAFETY

Avoid possible explosions

Store fuel in acontainer designed for gasoline

andneversmokewhileworking aroundgasoline.

Avoid fires

Never allow the trimmer enginecloser than one

meter (three feet) to any combustiblematerial.

Avoid accidental misuseof fuel

Always store fuel inacontainer designed for

gasoline that is properlylabeled.

Avoid falls

Always wipe upspilled fuel or oil.

Avoid asphyxiation

...

Never operate an engine inaconfined area

without properventilation.

Avoid unexpected starting of the engine

Always disconnect the spark plug wire before

attempting anycleaning, adjustment orrepair.

Avoid contact witha moving cutterhead.

Always stay clear

the cutter head when the

engine is running. The clutch isamechanical

device whichcouldfail.

not rely on it tokeep

the cutter head from turning.

Avoid blindness

...

Always weareye protection when repairing or

running agas trimmer.

Avoid hearing

loss

Wearearprotectionwhen running a

gas

trimmer.

MAINTENANCE

Maintenance

Air

Cleaner

Servicingoftheair cleaner is recommended

afterevery25 hoursof operation ormoreoftenin

very dusty conditions.

See Fig.

FILTER GRID

AIR

Figure

Remove the two screws securingtheair

cleaner cover to the trimmer

Carefully remove thefiltergrid, foam filter

and filterscreen.

Wash thefoam filterin a soap and water

solutionanddrythoroughly.

thefilter

shows any sign ofdamage, replace it.

Saturate the foam filterwith

ml(one

teaspoon) of

SAE

oil, then squeeze to

distribute theoilevenlyandtoremove excess

oil. Theelementshouldbedamp butnotwet.

Wash the filterscreen inacleansolvent and

air dry.

the filterscreen showsany signs of

damage, replaceit.

Reinstall theair cleaner components as

shown inFig.

Note thatthe flat side of the

filter grid faces the foam filter.

Tighten the aircleaner screws to

0.1

0.15

kg m

in Ibs)

Maintenance Muffler

Decarbonizing the muffler

recommendedafter

every

hours of operation or if engine speed

decreasesdrastically.

Remove thethreescrewssecuringthe

muffler cover to the trimmer. See Fig.

careful notto

lose

the spacer and gasket

material beneath the spark plugprotector

screw.

SPACER

Figure

Remove the screw securingthemuffler

lid

and gasket tothe muffler body.See Fig.

MUFFLER

BOD

MUFFLER

LID

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