Lehr ST025DC Owner’s Manual

®

Environmentally friendly technology

OPERATOR MANUAL

PROPANE POWERED LINE TRIMMER

ECO-TRIMMER

MODELS: ST 025SS

TABLE OF CONTENTS

20
2t

10
11

t2
19
19

2
3
4

DO NOT RETURN THE UNIT

5
6

TO THE RETAILER

7
8

Call 1-866-941-LEHR (5347)

9

Service and Safety....................................................................................

Safe Operation Rules.....................................................................................

Understanding Your Trimmer...............................................................

Assembly .....................................................................................................

Oil Informatiou .........................................................................................

Understanding Propane..............................................................................

Installing the Propane Canister:......................................................

Installing Attachments ..................................................................................

Starting / Stopping ...............................................................................

Operation ..................................................................................

Maintenance ...........................................................................................

Cleaning and Storage ..............................................................................

Troubleshooting ......................................................................................

Speci=_cations.......................................................................................

Warranty..............................................................................................

ST 025DC
ST 025CS
ST 025DS

THE ENGINE EXHAUST FROM THfS
PRODUCT CONTA1NS CHEMICALS

KNOWN TO THE STATE OF CALIFORNIA

TO CAUSE CANCER, BIRTH DEFECTS

OR OTHER REPRODUCTIVE HARM

WARNING: I

LEH RI ALL RIGHTS RESERVED 2008-2009

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LEHR ECO-TRIMMER

4-CYCLE PROPANE TRIMMER

For service call 1-866-941-LEHR in the United States, to

obtain a list of authorized service dealers near you°

For more details about your unit, visit our website at:

www.golehrocom.

DO NOT RETURNTHE UNIT TO THE RETAILER.
PROOFOF PURCHASEWILL BE REQUIREDFOR

WARRANTYSERVICEr

THIS PRODUCTISCOVEREDBY ONE ORMORE

UoSoPATENTS,OTHERPATENTSARE PENDING

IMPORTANT SAFETY INSTRUCTIONS
READ ALL INSTRUCTION BEFORE OPERATING

. Inspect the unit before use, Replace damaged parts,

. Check for fuel leaks,,Make sure all fasteners are in place

and secure. Replace parts that are cracked, chipped,
or damaged in any way, Do not operate the unit with

loose or damaged parts.

. Carefully inspect the area before starting the uniL

Remove all debris and hard or sharp objects such as
glass, wire, etc

Service on this unit both within and after the warranty
period should be performed only by an authorized and

approved service dealer,

SPARK ARRESTOR NOTE
NOTE: For users on U.,S..Forest Land and in the states

of California, Maine, Oregon, and Washington. All U.S.

Forest Land and the State of California (Public Resources

Codes 4442 and 4443), Oregon, and Washington require

by law that certain internal combustion engines operated
on forest brush and/or grass-covered areas be equipped
with a spark arrestor, maintained in effective working order,

or the engine be constructed, equipped and maintained

for the prevention of fire. Check with your state or local

authorities for regulations pertaining to these requirements.
Failure to follow these requirements could subject you to

liability or a fine This unit is factory equipped with aspark
arrestor,

All information, illustrations, and specifications in this
manual are based on the latest production information

available at the time of printing., We reserve the right to
make changes at any time without notice°

• Beaware of the risk of injury to the head, hands and
feet°

• Clear the area of children, bystanders, and pets. At
a minimum, keep all children, bystanders, and pets

outside a 50 feet (t 5 m_)radius; there still may be a risk

to bystanders from thrown objects. Bystanders should

be encouraged to wear eye protection, If you are
approached, stop the unit immediately,

• Use only original equipment manufacturer replacement

line, Never use metal-reinforced line, wire or rope°
These can break offand become dangerous projectiles,,

. Squeeze the throttle control and check that it returns

automatically to the idle position° Make all adjustments
or repairs before using unit,,

• Do not operate this unit when tired, ill, under the

influence of alcohol, drugs or medications.

. This unit is intended for adult use only Do not allow

children or untrained individuals to use the unit,

• Familiarize yourself with the controls and proper use of
your trimmer prior to using,,

V_EN USINGTHE UNIT, YOU MUST

FOLLOWTHESESAFETYRULES.PLEASE
READTHESETO ENSURETHESAFETYOF

THE OPERATOR AND ANY BY ST ANDER&

I

2 LEH R tALL RIGHTS RESERVED 2008-2009

WARNING: 1

PLEASE KEEPTHESE INSTRUCTIONS FOR

LATERUSE.

WHEN SERVICING,USEONLY IDENTICAL

REPLACEMENTPARTS USE OF ANY OTHER

PARTS MAY CREATE A HAZARD OR CAUSE

I WARNING: ]

PRODUCT DAMAGE

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DURINGOPERATION

•Never start or run the unit inside a closed room or build -
ing. Breathing exhaust fumes can be fatal Operate this
unit only in a well ventilated outdoor area.

•Wear safety glasses or goggles that meet ANSI Z87,1

standards and are marked assuch Wear earlhearing

protection when operating this unit Wear aface or dust
mask if the operation isdusty,

. Wear heavy long pants, boots, gloves and a long sleeve

shirt., Do not wear loose clothing, jewelry, short pants,

sandals or go barefoot. Secure hair above shoulder
level,,

•The cutting attachment shield must always be in place

while operating the unit asa trimmer,, Do not oper -

ate unit without both trimming lines extended, and the
proper line installed, Do not extend the trimming line

beyond the length of the shield°

•This unit has aclutch,, The cutting attachment remains
stationary when the engine is idling If it does not, have

the unit adjusted by an authorized service technician,

• Adjust the handle to your size in order to provide the
best grip,

. Besure the cutting attachment is not in contact with

anything before starting the unit,

. Use the unit only in daylight or good artificial light,.

- Avoid accidental starting Be in the starting position
whenever pulling the starter roper The operator and

unit must be in astable position while starting, Referto
Starting/Stopping Instructions_, (p,,10) ,

. Only use this tool for its intended purpose,

• Do not overreach, Always keep proper footing and bal-
ance_

• Always hold the unit with both hands when operating
Keep a firm grip on both handles or grips,.

• Keep hands, face, and feet at adistance from all mov -
ing parts, Do not touch or try to stop the cutting attach -

ment when it rotates.

, Do not touch the engine, gear housing or muffler. These

parts get extremely hot from operation, even after the
unit is turned off,,

•Do not operate the engine faster than the speed needed
to cut, trim or edge Do not run the engine at high speed

when not cutting

•Always stop the engine when cutting is delayed or when
walking from one cutting location to another,,

• If you strike or become entangled with aforeign object,

stop the engine immediately and check for damage Do
not operate before repairing damage,. Do not operate the

unit with loose or damaged parts, Stop the unit, switch

the engine to off, and disconnect the spark plug for

maintena nce or repair

• Use only original equipment manufacturer replacement

parts and accessories for this unit. These are available

from your authorized service dealer_ Useof any unau
thorized parts or accessories could lead to serious injury

to the user,or damage to the unit, and void your war -

ranty_

• Keep unit clean of vegetation and other materials, They

may become lodged between the cutting attachment
and shield,

a To reduce fire hazard, replace faulty muffler and spark

arrestor.,Keep the engine and muffler free from grass,
leaves, excessive grease or carbon build up

OTHER SAFETY WARNINGS

• Never store a unit with propane canister attached inside

abuilding where vapor may reach an open flame or
spark.,

- Allow the engine to cool before storing or transporting_

Besure to secure the unit while transporting,,

• Store the unit in adry area, locked up or up high to

prevent unauthorized use or damage, out of the reach of
children,

• Never douse or squirt the unit with water or any other

liquid_ Keep handles dry, clean and free from debris,
Clean after each use,see Cleaning and Storage instruc -

tions., (p19)

• Keep these instructions Refer to them often and use

them to instruct other users, if you loan someone this
unit, also loan them these instructions_

SAVETHESE INSTRUCTIONS

LEHR I ALL RIGHTS RESERVED 2008-2009 3

SAFETY AND INTERNATIONAL SYMBOLS

This operator's manual describes safety and international symbols and pictographs that may appear on this product

Read the operator's manual for complete safety, assembly, operating and maintenance and repair information,

WARNING: Indicates danger, warning or caution

May be used in conjunction with other symbols or

plctogr_phs

WARNING: READ OPERATOR'S MANUAL:
Read the operators manual(s) and follow all warnings
and safety instructions. Failure to do so can result In

serious injury to the operator andtor bystanders

WEAR EYE AND HEARING PROTECTION WARNING:

Thrown objects and loud noise can cause severe eye (S04

ANSI Z87. t standards and ear protection when

injury and heating loss.. Wear eye protection meeting ___
operating this unit, Use a full face shield when needed.

OIL: Refer to operator's manual for the proper type of oil,

15m

THROWN OBJECTS AND ROTATING CUTTER CAN
CAUSE SEVERE INJURY WARNING:

Do not operate without the cutting attachment shield tn

place,,Keepaway from the rotating cutting attachment,

ONtOFF STOP CONTROLS ONfSTART/RUN

ON/OFF STOP CONTROL OFF or STOP

KEEP SYSTANDERS AWAY WARNING:

Keep all bystanders, especially children and pets, at
least S0 feet (I 5 m) from the operating area.

HOT SURFACE WARNING
Do not touch a hot muffler, gear housing or o/tinder. You

may get burned.These parts get extremely hot from opera -
fiord,They remain hot for a short time after the unit turned off

SHARP BLADE WARNING
Sharp blade on cutting attachment shield To prevent
serious injury, do not touch the line cutting blade

Starter Rope
Gdp

Safety
Trigger

OnlOfl

D-Handte

Shaft
Housing

Throtlle
Control

Spark Plug
Cover

Shaft Gnp iter

Propane Canisler

Cover

OTHER OPTIONAL ACCESSORIES MAY BE USED WITH YOUR UNIT

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LEHR I ALL RIGHTS RESERVED 2008-2009

INSTALLING CUTTING ATTACHMENT SHIELD

INSTALLING THE D-HANDLE AND LOWER HANDLE

Use the following instructions if the cutting attachment
shield on your unit is not installed, Useonly the

instructions that apply to the type of shaft and shield
that your unit is equipped with,.

FOR CURVED SHAFT TRIMMERS
Place the cutting attachment shield and spacer against
tube as shown in (Fig. 1), Use the 2 screws provided

to clamp the cap and shield onto the tube. Tighten the
screws evenly. Make sure the shield does not touch

any rotating parts,

CuttingAttachment Shield

Cap

"" Washer

Attaching Screws

Fig.

FOR STRAIGHT SHAFT TRIMMERS
Place the cutting attachment shield onto the shaft

mount.. Install using provided hardware in the sequence

as shown (Fig,2)_

Sha_ Mount

STRAIGHT SHAFT AND ACCESSORY READY
TRIMMERS

1,,Locatethe 4 screws includedin the tool kit,

2.Assemble the upper and lower handle parts and 4
screws as shown in (Fig. 3), positioning the handle

parts evenly over the rubber sleeve on shaft. Do not
completely tighten.

3.While holding the unit in the operating position (Fig..

14),position the D-handle to the location that pro-

vides you the best grip.

&Tighten the clamp screwsevenly, until the D-Handle

issecure_

Attaching

Screws "_'I f _

(__!. D-Handle

LowerHandle

Fig..3

CURVEDSHAFTTRIMMERS

1,Installing the D-Handle (non detachable model).,

2,.Installing D-Handle over the tube in desired position,
3, Install the fasteners as shown (Fig,,4)_

&Tighten until D-Handle issecure.

Plate Washer

W ,he,

jx

Lock Washer Attach

uttingAttachment Shield

! Screws

Fig 2

To proven1 sedous injury, never operale the

trimmer wllhoul the culting attachment in
place,

I WARNING: 1

LEHR I ALL RIGHTS RESERVED2008-2009

RECOMMENDED OIL TYPE
Using the proper type and weight of oil in the crankcase

isextremely important. Check the oil before each use
and change the oi! regularly. Failure to usethe correct oil,

or using dirty oil, can cause premature engine wear and

failure.. Usea high-quality SAE 10W-30 weight oil of API

(American Petroleum Institute) service class SF,SG,SH.

ADDING OiL TO THE CRANKCASE
INITIAL USE

NOTE:This unit is shipped without oil In order to avoid
damage to the unit, put oil in the crankcase before you

attempt to start the unit

Your unit is supplied with one 1.7fluid oz (50 mL) bottle
ofSAE 10W- 30 SF,SGorSH oil (Fig.5)_

2. Place the unit on a level surface (fig.6).

Fig, 6

NOTE:Save the bottle of oil. It can be used to measure
the correct amount during future oil changes. See
Changing The Oil (p.13).

t. Unscrew the top of the bottle ofoil and remove the

sealcovering the opening_ Replacethe top.,(Fig,,S),

Fig S

3,.Remove the oil plug I dipstick from the crankcase (FigoT).

4. Pour the entire bottle ofoil into the oil fill hole (Fig° 7)°

\

oil Fill Hole

Fig, 7

Check oil before each use and change asneeded. Refer

to Changing the Oil (p13),

5, Wipe up any oil that may have spilled and reinstall

the oil plugldipstick.

WARNING:

Overfilling crankcase reay c,_use hal oil to ddp |rare
air _ale_and smoke to come oh1 Item the exhaust,

Check and maintain the p_'opo_toil _evel in the crank
caee; it _s ireportant and c_nnoI be overemphe_zed-

Check the oil before each usa an_ change as
needed. See Changtng the On 11_t3)

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LE HRIALLRIGHTSRESERVED2008-200g

SAFETY WARNINGS FOR PROPANE UNITS
NOTE:Use propane only in containers specifically

designed and approved for this unit., Propane is a
combustible gas, it is colorless and thus invisible to the

naked eye. Propane has a harmless odorant added so
that it is possible to smell it..The user should be familiar
with the smell of propane (smells like sulfur or rotten

eggs). If at any time the smell of propane is identified,
turn off the engine_, Ifthe leak persists, remove the pro -
pane canister,.Never attempt to operate a unit that has

asuspected leak, Always remove the propane canister
from any unit that has a suspected leak.,

CARBON MONOXIDE HAZARD
Burning propane makes Carbon Monoxide (CO).CO is

invisible, has no smeli and can kill you.. Operating your
trimmer in an enclosed area can be dangerous.

I. Use only in well ventilated areas°If you experience

headache, drowsiness, or nausea, turn unit off and
get fresh air quickly.

2..Never use where people are sleeping_

3.Follow unit instructions for proper use°

HANDLING & STORAGE
I.,Keep out of reach of children_

2,Never expose cylinder to heat, sparks, or flame,

Never leave in direct sunlight., Never store at tem -
peratures above 120 degrees F° (49_C)..

3oNever store in living spaces.

4, Always use cylinder until it is completely empty,.

5'LNever refill a disposable cylinder. Refilling may cause

an explosion° Federal law forbids transportation if re -
filled, a penalty up to $500,000, and 5 years impris -

onment (49 U.S_C.S124)_
6oNever put in luggage or take on trains or aircraft..
7_To discard, contact local refuse hauler or recycle ten -

ter. Never put in fire or incinerator,. Do not puncture. If

your cylinder was purchased with a "Green Key"* or

similar device, install it when empty and cylinder may

be recycled with other steel items..

NOTE:FIRE!EXPLOSIONHAZARD
Contains enough gas to cause serious fire, explosion,

and burns.To reduce chance of leak, fire, or explosion,

take the following precautions:

BEFOREUSE
I.. Check cylinder and appliance seals. Never use with

damaged or missing seals..Discard cylinder if dirt or
rust particles are in valve area.

2.Turn trimmer off°

3. Attach cylinder outdoors away from pilot lights, flames,
sparks or other ignition sources..These sources can

ignite lealdng gas..

4..Hand tighten only. Never use tools to tighten. Over-
tightening can damage seals.

S..Check for leaks. Put soapy water on connections.

Look for bubbles,. Listen for hiss of escaping gas..Feel
for extreme cold.. Smell for rotten egg odor. Do not
use if leaking°

6. Read and follow appliance instructions,.

DURING USE
Never use near pilot lights, flames, sparks, or other

ignition sources°They can ignite leaking gash

AFTERUSE

1..Turntrimmer offand let cool,.

2. Detach cylinder when not in use.
3_Detach outdoors away from pilot lights, flames, sparks,

or other ignition sources,they can ignite leaking gas

4..Replace cap to keep valve clean.

IN CASEOFFIRE

1oLeave area quickly and call for helpo

2. Let cylinder burn out..

"Green Key- is a trademark of the Coleman company

PROPANEIS HIGHLYFLAMMABLE, |
ANDITSVAPORSCANEXPLODEIF 1

IGNITED,.

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LEHR I ALL RIGHTS RESERVED 2008-2009 7

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