Homelite 150 Bedienungsanleitung

HOMELITE'

HCDiITLITE

ol.J4

O9ML-,r ---:

Dl.l''ll|lg 0!,6 O@ dLd

q\,* n@ O@ 6e

itwillpay

you

to familiarize

yourself

with

the

saw

and

fewsimple

operating

andmaintenance

principles.

Top

performance

andlong

life

ol thissawdepends

onusing

itcorrectly

rightfrom

the

start,

This

manual

tells

you

how

todo

lhis,andalsohow

tomainlainlhesaw.

NEW SAW WARRANTY

AND SAW REGISTRATION

Be sureto record

the sawmodelandserial

numbers,

nameofdealer,

dateofpurchase

and

invoicenumberso

DEALER'S

COPY FILLOUT

ANDMAIL

THISCARD

you can refer to them whenever necessary.

Our

FtOueufe warranty

isprinted

page

ofthisman-

ual.

HOMELTTE

will repair

or replace

HOMELITE

SAW

CHATN

freeof charge

if it is lounddelectiveeither

material

orworkmanship.

Filloutthe two-part

registration

cardascompletely

possible.

One

partshould

begiven

to yourdealer.

The

bther

part

isaquestionnaire

tobemailed

toHOMELITE

assodnaspossible.

Westudy

yourcomments

on lhis

card.

lt isoneway

wehave

ofimprovingourproducts,

and

part

ofour

researchtodevelop

better

products.

CONTENTS

PREPARATION

SECTION

NEW

SAWWARRANTY

ANDREGISTRATION

... .... 2

LISTOFSAFE

OPERATINGRULES ....... ... 3

PREPARINGYOURNEWSAW ........3

OiltoUseandHowOftentoFillUp ......... 3

TestingChainOiletOutput ..... '..3

FuelingtheSaw ......4

FuelGaplsValved ..'.4

FuelandHowtoPreparelt..... .....4

RecommendedOilsandGasolines

... ............ 4

GuideBarandChainAssembly ......5

Pre-SoakChaininOil

... .....5

DirectionofChainRotation .........5

MountingChainonGuideBar .......5

Engaging

Tensigning

PininBarHole

.. ... .. 5

ChainTensionAdiustment..... .....5

MaintainingTensionDuringBreak-ln ....... 5

DailyAltentionto

Chain

and

GuideBar..

... ...... 6

Lubricationof

SprocketNose

Bars ... ..

.. .. 6

OPERATITVG

SECT'OIV

LOCATIONOFSAWCONTROLS .....,6

HOWTO

START,

STOPAND

HOLD

THE

SAW.

.. .. .

SgnceandGrip

DuringCranking .....

.. ... 7

Gripand

Balance

WhenSawlsRunning

..' .. .

".. 7

StartingandStoppinS.... .........7

MakingContactwiththeWood. .... '7

CARBURETOR

ADJUSTMENT

.. ..,... 8

AdjustmentlsNota"Cure-all" ..... 8

Adjustment

Range ..........8

FineAdjustmentofCarburetor. .....8

Adjustment

toStopChain

fromTurning ' .' .. I

AIRFILTER

REQUIRES

FREQUENT

CLEANING

... .. 8

Filter

Eventually

Should

Replaced ..... . 8

WOODCUTTING

INSTRUCTIONS .....9

GlossaryolTerms ..

'.. 9

Equipment .....9

Personal

Protective

Equipment I WARRANTY

Work

AreaPrecautions

BasicSawing

Techniques .10

Overbucking

and

Underbucking

. ......... 10

NotchingandFellingTrees. ......10

ProtectingAgainstKick-Backof

Saw .... '. 11

BoringwiththeNose. '....' 11

Stressed

Logand

LimbSituations

.... .... 11

MAINTENANCE

AND ADJUSTMENT

SECT'ON

HOMELITE

SAWCHAIN .. ..12

HowtoFileCutters .........12

FilingDepthGaugeClearance .....13

GUIDE

BAR

ANDSPROCKET

MAINTENANCE

... 13

Installing

Sprocket

KitinSprocket

Nose

Bar .. ... .13

FUELTANKANDFUELFILTER .......1'

IGNITION,

COOLING

AND

EXHAUST

SYSTEM

MAINTENANCE

.. ,. ... 1'I

SparkPlugTypeandGap.. .......14

Conditionof

PlugTellsaStory. ....14

TestingforlgnitionSpark. ........ 15

CleaningtheGoolingSystem .....15

STORINGTHESAW ....15

REPAIR

SECT'ON

HOMELITE

ALL-TEMP

REMOVAL

POWER

AND REASSEMBLY

Multi-Purpose

GREASE

.... 16

HEAD

FROMENGINE

COVER

STARTER

REPAIRS

ToRe-tension

Starter

ToReplace

Starter

Replace

Starter

SPring

ToReplace

Starter

RoPe.

EXPLODED

VIEW

ASSEMBLY

DRAWING

SAW ..

TOOLS

& ACCESSORIES

MAINTENANCE

SCHEDULE

...

Rope .

FOR

YOURSAFETY

Although

this

bookret

rater

telrs

you

how

to use

thesaw

safery

and

correcily,

here

aresome

or rheimportinip6iriis-to

o-Jkbi il:r";iriin mino:

O Pgl"g_"-11_ting,

sready

the

saw

withtheside

ofyour

Knee

agatnst

the

rear

handle

and

hold

saw

Aown

tiim-

ly^on

theground

withonetrana

onifre ironrr,andie

Dar.

3 Alway_s

keep

bothhands

on thesaw

when

it is run-

ning.

sure

use

the

ptopei

grip

inlhe nanOle

bar

(9ee

page

7)and

mainriinvoui 6iliiiie and

conrrol

ol the

saw.

1 Never

let

the

chain_

contact

any

obstacle

other

than

lheworkathand.

Never

tetil cbniacioiier timbs

louch

lhe

ground.

1 Helpers

and

bystanders

must

bekept

asafe

distance

from

lhe

operator

and

the

cuttinl chlin.--

O Keep

clear

ofamoving,chain.

not

touch

it.

Shut

engineoff beforemaking

anv Jawi6piirs or ad-

justments.

O Afler

completing

a cut,

don.t

move

away

until

chain

stops.

Shrir

or ihe "n6tneoeloi"-"1'rrling rhe saw

between

cuts.put a sdaobaro

ovliitrti'olaoe wten

transporting

the

saw.

3 Select

a path

of safe

retreat

before

making

afelling

cul

O Ecrrre of falling limbs.

Wear

a ,,hard

hat,,in the

Fdr.nd ourin!'relinsoiiiise'ire;;: -'

j lf there

isanything-wrong

with

the

saw,

getit fixed

betore

rurrheiuse.ieep

ifie

ilijin !-niipL;a

il;fi;;;

tensioned.

Adull,

misfiied

or loose

ctrtn wilictr'attei

and

buck,

and

can

cause

saw

ficfbicf.

3 Keep

fuelin clearly

-labeled

safety

type

cans.

Fuel

your

saw_over

ground

that

presents

hazard

oflire.

Move

at teast

i0 teet

awayi

fromfueiintlpot uefore

starting

the

saw.

1 Avoid.spitlagg

of fue_|,

.and

wipesawdownif fuel is

spilled

on it-Donotbring

tueiwtrJre

itrere

is fireoi

any

kind.

3 Keep-the

saw

clean

and

free

ofleaves,

sawdust,

pitch

and

oil.

j Do

not

operate

with

fuet

cap

loose

muffter

lilters

removed.

Usesparkarreiters unoei-:;lry woods,l

conditions

and

always

where

requiieC'Oy

iaw.

3 Use.only

lhe

correct

fuel

mixtures

made

from

the

in-

gredients

recommended

inrhii m;;;;i. '

1 Keep

afire

extinguisher

handy.

j For

minutes

after

stopping

work,

check

the

area

besure

rhere

areno_

snidroeitns;.,biiJ.'p"r ouiirii

ftres

andlgpol! rhem,

tisring

ia-uiijJir iirlwn, rothe

proper

authorities.

t $Am;"offiil?.tn" rarr

atree

prevent . fj:il":lJ."ill1lt?,rf

rearn

rhe

besr

and

saresr

ways

PE,AHNGYOUN NEW

SAW

Study

the

anblv instructions

and

lamiliarize

yourself

with the-bacc consrruction-oi*ii-i"ii.'fnis saw is a

high-performance

righrweigrti

m-6Jeilngi;eeredto at-

l?H":f owner

tom-ake

ir,t iriiiolitvtiyrino, repairs

CHAIN OIL SYSTEM

The

cha_in

oil

filler

cap

located

top

ofthe

saw

the

leltof theguide

bar'mounting-p;

1.J|T qF.OtL:

HOMEL|TEo

Bar

and

Chain

Oit

shoutd

beused

justasit gom.es

trom

tfre

c6iitlin"r, asit is

formulated

ftow

freely

even_

atbetowzero

tempera_

g1r19s.

n1v brand

of m.oior;iii;;,rJiffieprocessed

moror

oitmav

beu::d-3" " "rdltitujd.'Tireweighr

the

oil to be-used

rito;;4d"-F:ff

;iE.i'ffi

!f#!'",'l;fi

'""?:!illi:i

rosA

E-

10oreven

Iis

i-ridiJrril'J'r

rlinii"iiiiv

add

kerosene

towhatevl,*"ighTJil'y-ou'i,"n"

until

flows

freety.

dirty

oruseO

oiiCn6ufi'Ol

putinro

the

chain

oiteras

may

aam"Gth;;i;L;;.

2. !.OW

OFTEN

FTLLTHE_

CHATN

OtL

RESERVOTR:

Thereservoir

shoutd

te riiled-iliiib''il'li rhesrarr.

The

votume

ofoitdischarsla

ogf!1{aI'Li.!n" ensine

speed.

However,

atw.ays

tiit up-ttri-ita-ii birreservoir

every

timeyoufuelth-e

saw.

3.The

flow

ooerating

speed_is

about

10cc

per

min-

ute.

Check

rh6

oit

rarit<

e-verv

Gw-iiririrel'at

tirsr,

ana

add

oit

whenever

rhe

tevet

isj";.;iG;me experi-

9199_ysin-S.Jhe

saw,you

wiil

tnow

tiii t-ongyou

"an

operate

without

running

out

chain

6irji i crrecii

!'vh_ether

rhe

chain

is.

leiling ;i"di; prorecrion:

hotd

rhe

nose

otrhe

glr roJaraiio i-Udur

0,,

trom

the

builend

ofatos..

ThrotriJ

r-p

r.ii-rrii,i! speed

tor

asecond

rwo.

tt;itis rh6un:rril;iiia=in onto

t e

wood,

irproves

rhat

rhe

crrain

ii-idir'l,id'lir.

6"!

CAUTION:

HOLD

SAW

FTRMLY

WITH

BOTHHANDS

DURING

THIS

TEST.

DO NOTLETTHEBAR

TOUCH

THELOG.

FUEL

TANK

FILLERCAP

,a CHAIN

OIL

FILLER

CAP

OILSLOTON INNERPLATE

CHAIN

OIL

DISCHARGE

HOLE

FUEL'NG

T'IE SAW

I fUEL RESERVOIR:

The

fueltankholds

onepintof fuel,

i enouqh

lor upto 30

minutes

of continuous

running.

The

i fuel tiiler cad is located at lelt rear of the engine cover.

I nlways loos'en

the cap a half-turn

and let the tank de-

I presdurize

before

youunscrew

thecapfurther.

Thiscap

I isvalvedtoletair

ihtc

the

tank

and

should

keptclean;

' During

fuelilg,faka ;i.'

'tautions nofto let sawdust

and

theluel tanx or'dair.valve.

1. FUEL

TOUSE:

The

2-cycle

"niin" is

lubricated

by'oil

mixed

with

gasoline.

The

amount

'oil

required

per

gallon

ga5oline

depends

upon

the

type

ofoilu.sed'

Use

olti ihe

qasolines

and

oils

recommended

below'

Always

handte

luelinclean

safety

type

fuelcans.

besrire

ofa tlrcrough

mixture,

pour

hall

ofthe

gas-

"oline

into

th6

nfixing

canfirst,

then

pour

inall

oflhe

oil; add remainder-ol

gasolineandagitate

or slir

vigorously.

NOTE:

Always

measure

out

iherecommended

quantities

of qasoline

-and

oil accuratel'y,

and mix them logether

thoioughty before pouring the fuel into the saw tank'

Never

mixfuel directly

inthe

saw

tank.

2. For best performance

and longestpossible

service

life.

use

PhEMluM HOMELITE@

32:1

Motoroil (sAE'

40)'in

theratio

of 1 part

of oil to 32

parts

of gasoline

(1/q

pl.petgal'gas.).

3. Use HOMELITE@

2-cycle(SAE-30)

Motor Oil in the

ratioot 1 part oil to 16partsof gasoline

(Vz

pl.per

gal.

gas.).

4. lf neitherof the above oils are available'

use any

othergood brand

2-cycle

air cooledmotoroil in the

ratio o-i

1 part oil to 16parts ol gasoline (1/2

Pl. per.

gal.

gas.).

5. Avoiduseof multi-grade

oil products

(such

as 10W-

30)

orany

oils

formulated

lor 4'cycle

engines.

6. A wide variety

of gasoline

products

are acceptable

foruse

inthis'engine.

However,

the

gasoline

selected

must be clean and fresh. Use regular grade, or low

lead (0 to .Sgm/gallonmaximum)

gasoline.

USE

REGULAR,

LOW

LEAD

UNLEADED

GASOLINE

MAKE

ALLFUEL

FOR

THIS

ENG]NE

/;^\

lv1

lhoueutT,I

ru;

One

8oz.

cah

ofHOMELITE@

PREMIUM

SAE-40

2-cycleoil can be mixed with 2 gallonsof gas-

olinetor 32:1

mixfuel.

Mix 8 oz. caii of HOMELITE@

SAE-30 2-cycle

motor oil or anolher brand gl SAE-30 2-cycle

motor

oil withone gallonol gasoline'

OUTER

PLATE

(no

oilslot)

CLUTCH

DRUM

AND

SPROCKET ,i

OUTER

PLATE ouo,

"os

MOUNTING

BOLTS

o.-

CHAIN

ROTATION

@el

NUTS

TENSIONING

DR]VEGASECOVER

HOLEINBAR

FORTENSIONING

TENSION

ADJUSTING

SCREW

CHAIN PRE.SOAK

CHAIN

IN LIGHT.OIL

the'bar. in.place

with

thetwonuts

- finger

tightto

adfustment

thechain

tension.

GT''DEBA,R

AND CHAIN ASSEMBD.

1. Belore

doinganything

else,

presoak

thechain

im'

mersing

itinligh-t

oil,

atleast

for15

minutesand

pre-

ferably

overnight.

2. Remove

theclutch

coverto expose

lhechain

drive

sprocket,

guide

bar

mounting

pad,

and

the

two

guide

b-ar

platesl

Keep

theinner

guide

batplate(the

one

having

oilslot

init)

onthe

mounling

pad.

& Slb the

guide

bar

onto

the

mounting

bolts

and-put

f,ltrler Flate

over

thebolts

and

against

thebar.

4. Holdlhecfrainin

theapproximate

mounting

posilion

The

teeth

should

facein the

whichis auvay

fromthe

' ,Ir-.

6. toop and

anqle

the

chain

toslidelhrough

the

small

soaie between'the

clutchdrumandthe sawdust

sirlela

(atabout

the 11o'clcck

position

relative

theclutbh).

Fit

the

chain

ovpr

theclutch

andonto

the

sprocket.-Then

begin

at the sprocket

!o feedthe

d'rive

linksinto'thetop bar groove'

continuing

. around

thebarnose

until

thechain

is onllhebar'

6. Turn

the

tenbion

adiustment

screw

theclufchcover

place

the

tension-adiusting

where

itwiftengage

tn6hole

in thgguide

barwhen

thecover

ris

putin

t l';ffi" .ou"{onthe

b6ttsasainst

"out"rL#plate

'' €nd make

sure

tlle

isinthe

hole.

Holdassembly

in.place

with

thetwonuts

- finger

tigl-ttto permit

CHAIN TEttlSlON

Theproperamoiunt

ol chaintension

depends

on the'

lengthandtypeolguide

barused.

Theinstructions

given

herearecorrect

for all lengths

of bars

upto 20inches.

Thelension

forhard-nose

bars

mustbe

looserthan

that

forsprocket

nosebars.

thechain

along

thebarand

makethetensionsothat

the chain is snug against the bar without causing

binding

bul canstill

be pulled

around

the

guide

bar

by hapd.

When hot from operation,

the chain may sag away

fromthebara bit,

butthis

sagshould

notbe allowed

toexceedVa"

measured

inmethod

A.Thisapplies

toeither

type

ofbarnose.

When

adjusting

thechain

tension,

always

hold

upthe

tip of the barlo take up any play between

the bar

mounting

slotand

themountingbolts.

Keep

thenose

up until

iension

hasbeen

setand the mounting

nuls

tightened

tolock

thebar

atthat

tension.

After setting tension,pull the chain along the bar

several

time-s,

then reiheck the tension

as this"may

haverelieved

someof thestiffness

in the new chaial

and

barassembly. t

Start

and runtheengine

at partthrottle

so the chain

rotates

slowlyaround

thebar.Alter one or two min-

utes,

stopengine

and

readiust

tension

if chain

isnow

too loose.

Now

thechain

andbar assembly

is ready

for culting'

But after each few cuts you will find the new chain

looseandagain

in needof tensioning.

However,

this

"stretching'i

of new chainwill slow up and virtually

cease

aftei

thefirst

half-hour

orsoof cutting.

THE CHAINTENSION

IS CORRECT!

METHOD

"A''

(measure

hang-down

distance)

== l(rt, min'. r/a,,max,

METHOD

"B''

PULLCHAIN

BYHAND

TOFEEL

THETENSION

1. Thetension'cah

gauged

twoways.METHOD

FORHARD'NOSEBARS:

measure

the

"hang-down" 6.

distance

&tits loosest

pointbetween

the chain

tie

strapand

thebarrailatthe

middleolthechain

span

asshown

in drawing;

METHOD

B FORSPROCKET

NOSEBARS:usingaglove

orrag

lor

protection,pull

NOTE:DO NOTMAKE

ANYCUTSUNLESS

h.'.

DAILYATTENTTON

n?Ki!;,ban

Atthe endof eachdayol operation,remove

the chain

andguide

bar.Clean

thesawdust

fromtheguide

bar

mounting pad, the clutch area and the clutch cover.

Clean out'the oil discharge hole in the guide bar

mountingpad. Cleanthe Chain

groovein the guide

bar.

Thechain

should

beliledand

cleaned.

Thenthe

chain

shouldbe immersed

in a can of light oil until ready

for the next use.

Sprocket noseguide bars must be lubricatedwhile

siill warmlrom use,atthe end of eachdayof cutting.

Using needle nose of Lube Gun #24258 filled with

HOMELITE

ALL-TEMP

Multi-Purpose

grease' pump

grease into the sprocket nose bearing through_the

-mall grease

hole in the side of the bar nose.Keep

pumping until thedirty greaseis forced out and fresh

1. grease

oozesoutofthenose,

Thisremovessawdust,

dirtand

moisture

tromthebearing.

bar

islubricated

whencold,

theold

grease

maynotcomeout.

BARNosEsHouLDstLL BE*ARM*HEN /

NOSEIS

LUBRICATED 1,,

LUBE

HOLE

swlTcH

THROTTLE

TRIGGER

LATCH

PULLBACK

TOLATCH

TRIGGER

FOR

STARTING.

DEPRESS

AND

LETGO

TR]GGER

TO UNLATCH,

DEPRESS

TRIGGER

ALL

THEWAYWHEN

CUTTING

WOOD

A sprocket nose bearing is good as long as it turns

freeiywith no roughness

or binding.

However,it canbe

replaced with a new sprocket noseassembly

(Ho[,lELlTE

A--67050)

whenevernecessary.Both the chain drive and

nose sprockets should be replaced whenever a neu

chain

isbeinginstalled.

NUTSSHOULD

BEFINGER.TIGHT

DURING

TENSIONING

AND

TIGHTENED

AFTERWARD

HOLD

BARNOSE

ADJUST

TENSION

SLIDE

CHOKE

ALLTHEWAY

BACK

START

COLD

ENGINE.

PUSHBACK

HALF.

WAYAFTER

ENGINE

FIRES.PUSHALL

THE

WAY

FORWARD

ASSOON

ENGINE

STARTS

ANDRUNS.

I Gmp ANDBALANoE

1. The

only

way

tohold

the

saw

that

you-

can

maintain

'- control'in iase it jumps or kicks back toward you

durinq

operation

isio u-se

thegripshown'

Always

us-e

ilriJqiip ina hold

onto

the

saw

tiimly

withboth

hands

*nei tfieengine

is running.

Wear

non'slip

glovesfor

maximum

griP

andProtection.

USE

PROPER

GRIP-

ALWAYS

KEEP

BOTHHANDS

FIRMLY

THE

SAW

Durinq

startinq,

hold the saw downlirmly on a level

Jurfic.e

with t66 bar and chainin the clear.Use

the

iiCe of one knee to hotd down the rear handle,

anaonehand

to holddownthefronthandle.

Use

the

other handfor crankingthe engine'Do not,useany

technique

which would bring your foot or leg near

thebarand

chain.

Always

keep

your

weight

wellbalanced

on both

feet'

CinC,ivou wi'll oe ex-eriing

pressureto cut,-

guard

ioainsf loss

ol balance

bybeing ready

to hold up on

th-e

saw

itcuts

through

the

material.

PTTT ATARTER STRAIGHT UP TO CRANK ENGINE

START'NG

ANDSTOPPTNG

The triqqer latch is on the top of the rear handle,

the

choke d6ntrol bulton is on top lelt of the engine cover.

The rocker type positive ON/OFF control (ignition) 6

switch is loca[ddoh the rearhandlewhere the operator

can pushit lo "OFF" without releasing-his..grip

on the

handle.

Push

front end of switchfor "RUN", push rear

endfor "STOP". - 6.

1. Slide choke control button as far back as it will go

(for cold start), and push down the front end of

the ignition

switch

tor "RUN".

2. Holdsaw down firmty

on a cleansurface

with guide

barand

chain

inthe

clear. 7.

3. For cold starling, pull the trigger latch back to ope.n

the throtlte part-iaily.

CAUTION:when-the trigger is

depressedail or pdrt way during starting, the chain a

wiil turn when the engine starts. A warm engine

shouldrequireneither

choking nor trigger latching.

4. Pullthestarter

grip asbriskly

youcanto give

the

engine

a rapid

spii. XOte: Toprevent

damage-to

the

stalter,do-not lank cord out to the very end; hold

grip and let cord rewindevenlyinstead

of,letting

snap

back.

Crank

untilengine

starts

up or-fires

- if it doesnot

ie-p golng, niove thc ch6ke button to a half-way

position

belore

crankang

agaln.

IMPORTANT:

As soon as engine runs' use throttle

iriqqer to releaselrigger latCh

and control engine

sp66A:

at the same

timl, ease

the chokebuttonfor-

rriardio open the choke as the engine warms up'

do notop6rate

withengine

choked

or partlychoked

except

brielly

during

warm'uP.

Pick saw up,assume

balanced-

cytting stance,

and

iqueezetriller toopen

throttle

lullybefore

thechain

contacts

thewood.

Aoolv lioht pressureon the saw to make it leed

srhbdttrti

and rapidly'Alwaysdo the cutting at full

throttle,'but

throitle

back whenthe loadis removed.

]DLE

SAW

WHEN

NOT

ACTUALLY

CUTTING

WOOD.

Do notcut at part throttle

or force the sawto cut as

this

allows

the-clutch

toslipand

overheat'

CARBURET

ORADJU

STNilENTfr

Thecarburetorwasadjustedat thefactory.

lt isseldom

necessaryto makemajor adjustments.

Minor "triming"

is all that is usually

necessary.Discourageall persons

from

turning

the

adjustment

needlesexperimentally.

Ad-

justingthe carburetor

cannotrestore

performance

lost

because

of low compression,

poor spark,or faultyfuel

defivery or air intake. In any evenl, always

be sure the

air filteris clean,

belore

youmake anycarburetor adiust-

ments.

ADJUSTMENT

IF ENGINE

CANNOT

STARTED

Withasmallscrewdriver,

turntheHland

LOmixture

adjustmentneedlesslowly

clockwiseuntil

both

are

gently

seated.

(Careful!

Forcing

needle

intoseatcan

rende-rcarburetor

unadjustable,requiring

caburetor

replaiement.)

ThenturritheHtireedleou-i1full turn

andthe

LOneedle

3/+

lurn.

Latchthe

triggerforstarting,and

lololwinstructions

lo start

thesaw.Unlatch

thetriggerto let thesaw

idle.CAUTION:GHAIN

WILLTURNWHENENGINE

STARTS

ANDMAYNOTSTOPWHENENGINE

IDLED.

3. lf chain turns al idle throttle, turn lhe idle speed

screw slowly counterclockwiseuntil the chain stops.

Now

makelinaladjustmentsas

instructedbelow.

ADJUSTMENTS

AFTERENGINE

ISAT

OPERATING

TEMPERATURE

1. Runthe sawfor a few minulesto get the engine

warm,

thenidletheengine

anddothelollowing:

a) Turn the idle speedsclew clockwise

until the

chainbegins

toturn.Note

this

screw

setting.

+ts+

* b) Turntheidlespeed

screwin the

other

direction

untilthe engine

startsto falter.Note

this screw

' setting.

c) Set

the

idlespeed

screw

midwaybetweentheset-

ingsnoted

ina)andb).

2. ADJUST

FORPROPER

IDLE:

Adiustment

olboth

the

LOrcedteand

theidlespeedscrew

arerequiredfor

iiFe tuning of the iiiiiltiir5TThEl,o needieslowly

inone

direction,

theninthe

other,tofindwhere

the

engine

idlesthe

fasteston

thistemporarysetting

th;idle speed

sciffiNOw, il thisspeed-is

fasteior

slower

than

desired:

if sofastthalthe

chainturns'

or so slowthat

lhe enginefalters,change

theidle

speed

by readjusting

the idle speed

screw.

THEN,

readjustthe LOneedle

for lhe fastest

idlingat !!!9

idte

speedscrew

setting.

NOTE:

for

linetuning,lhis

sequence

mayneedto be repeated

severallimes.

3,ADJUST

Hl NEEDLE

FOR

MAINOPERATION:

With

barand

chainclear

ofallobstacles,

turntheHlneedle

clockwiseuntil

thesawcannot

accelerate

flomidle

to wide

open

throttleat no load.Now

turnthe Hl

needle

theother

way,

a littleata time,untilthe

en-

gineaccelerates

smoothly

lrom idleto wideopen

throttle

withouta cutting

load.

IMPORTANT:

Frqn

thispoint,turntheltffittanother th turnoo*s

clockwise.

IDLE

SPEEDSCREW

Theairfilter

shouldbe removed

andcleaned

twiceeach

day of operation,or more frequentlyif extremely

diriy

operating condilions are encountered.A dirty lilter

causes saw to run excessively

rich, smoking exces-

sively,using

luelatafastrate

and

lacking

inpower.

Never

attempt

carburetor

adiustment

until the air filter

has

beenchecked

andcleaned

or replaced.

1. Removeair intake cover (left rear side of saw) by

takingout thecover

mountingscrew.

Gleansawdust

fromairintakeareaol sawbelore

removing

thefilter.

2. Clean

filterbytapping

it against

a cleansurface.Oc-

casionally,

give it a thoroughcleaning

in a non'oily

cleaning solvent and let it dry befote further use.

Filtersdo notcostmuch so youmay

lind it practical

to keep a few spares

on handlor instantchanging.

3. Cleaning

doesnot remove

all dirt particles

lrom the

filterpores.

Therefore,

replace

thelilter after

several

monthsofuseormorethan

30cleanings'

GLOSSARY

OF OPERATING

TERMS

BACK CUT The

felling

cut

madeinbacksideolireetowardthenotch.

BORING CUT Ablindcuimadeintothewood,

principally

with

thenoseofthebar.

BUCKING CUT Usually

anycuts

madetosectionupa

felledtreeor

log.

FELLING CUT Thebackcutwhichcausesthetreetofall.

ltt'

FELLINGNOTCH frl'il'.r?Tllijil."r,madeon.side

tree

fall,theinsideedse

ofthenotch

beins

HINGE WOOD Wood

leftuncutbelween

thenotchingand

lelling

cuts;hinge

holdstreeon stump,

guides

itover.

"NO LOAD" SPEED Running

theengineorsawwithout

applying

anyworkload;carburetoroftenadiustedat

wide

openthrottle

- noload.

OVERBUCKING Usingbottomedge

ofbarlo cut

downwardthrough

alog.

UNDERBUCKING Using

topedgeofbartocut

upwardthrough

atog.

SPRING POLE Sapling

bentandhelddown

under

tensionby

another

fallen

tree.

SAW KERF Thewidth

ofthesawbladeor

chain

cuttingincluding

the

setottheteelh;also

thecut

WIDOW IAIGR Treewithbroken

limbsor deadbranches

presenting

ahazard.

EOUIPMENT

filr|rfa.bog t/our

saw

(ina carryingcaseor with

E;t br In

lscabbard),

asupplyoffuelmixture

-lt ItDa

fuelcans,

oilforthechainoiler,

somebuck-

hg .nd lellingwedges,a sharpsinglebladeaxe,and

touc{ruploolsfor

chain

maintenance.

Under

drywoods

conditions,

alireextinguisherorshovelshouldalso

availablein caseof a fire.All powersawsshouldbe

equipped

with

anexhaust

muffler

and,

if need

beor re-

quired

local

regulations,

asparkarrester.

PERSONALPROTECTIVE

EOUIPMENT

Your attire should include sturdy shoeswith non-slip

soles,non-slipwork gloves

thatimprove

yourgrip,good

filting clothing and pantswith no cufls.A hard hat is

recommended

whenever

you go into the forest or are

working under large trees. Glassesor goggles with

sSfetylensesshould

alwaysbe worn whileyouare cut-

ting.lf youusethe saw regularlylor manyhours

a day,

you

should

alsobefitted

lor andwearhearing

protection

devices

(head

settypeor ear

plugs).

%rffi

s,""^T

-^H,

BUCKTNG

AND GHAINOIL -

FELLTNG

WEDGES FIRE

WORK

AREAPRECAUTIONS

Prepare

immediate

cuttingareaby cleaning

out under-

growth

likely

to interferewith operatorand

saw,

andre-

movingdeadmalerialwhich

couldcauselire.Prepare

pathol saferetreat

to the rearanddiagonalto the line

olfall.Keepallbystanders

fromtheworkarea.

EXTINGUISHER

@ 'iA55l'o'

;Fsg,

n?b'Hlo'f8"ffi*

When cutting small logs and limbs, open the throltle

fully just beforeletting the chain touch the wood. lt is

safestto cut with the sawbumperup againstthe wood.

lf you cut lurtherout along thebar,the chainwill have

atendencytopullyouand

thesawtowards

thework,so

youmusttake care to brace

yourself

against

thisslight

pull.(The

reversewill betrueil youareusing

the top of

thebar to snipsmalllimbsor "under" buck).Exertlight

feed pressure

to cut straightthroughthe wood,but be

readyto easeofl on the throttlethe momentthe cul is

completed.

Cutting

large

logs

fellingtrees,doasabove,but

place

thesawbumper

rightupagainstthewoodsothat

you

canpivot

thesawat thebumper

for bestcontroland

easy

feeding.

THISISA SPRINGPOLEBENTDOWN

UNDER

HIGHSTRESS,

WATCHOUT

FOR

"SPRINGPOLES''OR

OTHER

HIGH

STRESS

CONDITIONS

where

a log

ortreecould

springuporshift

whenslress

isre-

lievedby

cutting.

NOTCHING AND FELLTNG gOO

+__ _l_

LINEOFFALL

Whenfellinga tree,considerlactorssuch aswind,the

naturalleanand balanceof lhe iree, locationol large

limbs

andwhether{hetrunkissound,hollow,or

partially

rotted.Watchfor dead limbsoverhead.Cut a notch %

thediameterol lhelrunkandata rightangletolheline

of fall as shown.Make the back cut at least2" higher

thanthenotchandleavea hingeofuncutwoodlo guide

the tree over (see

hingingnote).lf thereis anychance

thatthe treemightnotgo overin thedesired

direction,

or mayrock back andbindthesaw,stopcutting

before

the back cut is completedand use wooden,

plasticor

magnesiumwedges

lo openthecul andtilt the

treein

thedesired

direction

of fall.Neverlet a wedgeconlacl

the chain-kick-back will result.Large

diametertrees

shouldalwaysbe wedgedover in this manner.

Do not

cut throughthe hinge.Large

treescan be felledin a

series

of cutswitha shorlblade.Asshown,

the

final

cut

mustleavehingewood

parellel

to thenolch.

WEDGES

BACKCUT DIRECTION

FALL

HINGING

NOTE:

Thehingewood is whatcontrolsthe

fallofthe

tree.

the

hingehaslhesame

thickness

rom

endto end

(backcut

parallel

to the

notch)thedirection

fallwillbeata rightangle

tothenotch.

the

notching

andback

cutsare

not

parallel,

thetreewill

fallmorein

thedirection

ofthethickerendofthehinge.

the

hinge

is cut through,

thetree

couldfall in anydirectionand

might

twisloffthe

stump.

-l

iEl

't --

t otta I c I

SEQUENCEUSED

FELLTREES

TWICEBAR

LENGTH

INDIAMETER

FINAL

CUT

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