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CONTENTS/TECHNICAL DATA

The purpose of safety symbols is to attract your 

attention to possible dangers. The safety symbols, 

and their explanations, deserve your careful attention 

and understanding. The safety warnings do not by 

themselves eliminate any danger. The instructions or 

warnings they give are not substitutes for proper accident 

prevention measures.

 DANGER: 

Signals an EXTREME 

hazard. Failure to obey a safety 

DANGER

 symbol 

WILL

 

result in serious injury or death to yourself or to others.

 WARNING: 

Crude oil, gasoline, diesel 

fuel and other petroleum products can expose you to 

chemicals including toluene and benzene, which are 

known to the State of California to cause cancer and birth 

defects or other reproductive harm. These exposures can 

occur in and around oil fields, refineries, chemical plants, 

transport and storage operations such as pipelines, 

marine terminals, tank trucks and other facilities and 

equipment.  For more information go to:  

www.P65Warnings.ca.gov/petroleum.

 WARNING: 

Signals a SERIOUS 

hazard. Failure to obey a safety 

WARNING

 symbol 

CAN

 

result in serious injury to yourself or to others.

TECHNICAL DATA

Model Number:

BL4QL-L

Engine Type:

Air-Cooled, 4-Cycle

Displacement:

1.62 cu in. (26.5 cc)

Spark Plug Gap:

0.025 in. - 0.31 in. (0.6 - 0.8 mm)

Lubrication:

SAE 30 Oil

Crankcase 

Lubrication 

Capacity:

2.03 oz. (60 ml)

Fuel Tank Capacity:

9.47 oz. (280 ml)

Approximate unit 

weight (no fuel): 

9.26 lbs. (4.2 kg)

Air Blowing Speed:

125 MPH (55 m/s)

Volume of Air 

Moved:

410 CFM (697 m

3

/h)

 CAUTION:

 

Signals a MODERATE 

hazard. Failure to obey a safety 

CAUTION

 symbol 

MAY

 

result in property damage or injury to yourself or to 

others.

Note: 

Advises you of information or instructions vital to the 

operation or maintenance of the equipment.

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 a spark 

arrestor. If it requires replacement, contact a Sears Parts 

& Repair Service Center to install the appropriate muffler 

assembly. For location and purchase information call 

1-888-331-4569.

CALIFORNIA PROPOSITION 65

 WARNING: 

This product contains 

a chemical known to the state of California to cause 

cancer, birth defects or other reproductive harm.

Read the operator’s manual and follow all warnings 

and safety instructions. Failure to do so can result in 

serious injury to the operator and/or bystanders.

CONTENTS

TECHNICAL DATA ��������������������������������������������������������������������������������������������� 2
IMPORTANT SAFETY INSTRUCTIONS ����������������������������������������������������������� 3
SAFETY & INTERNATIONAL SYMBOLS ���������������������������������������������������������� 5
USING THE RIGHT OIL ������������������������������������������������������������������������������������ 8
USING THE RIGHT FUEL ��������������������������������������������������������������������������������� 8
FUELING THE UNIT ������������������������������������������������������������������������������������������ 9
STARTING AND STOPPING ��������������������������������������������������������������������������� 10
HOLDING THE UNIT ��������������������������������������������������������������������������������������� 11
TIPS FOR BEST RESULTS ����������������������������������������������������������������������������� 11
CHECKING THE OIL LEVEL ��������������������������������������������������������������������������� 12
MAINTENANCE SCHEDULE �������������������������������������������������������������������������� 12
CHANGING THE OIL ��������������������������������������������������������������������������������������� 13
MAINTAINING THE AIR FILTER ��������������������������������������������������������������������� 13
ADJUSTING THE IDLE SPEED ���������������������������������������������������������������������� 14
MAINTAINING THE SPARK PLUG ������������������������������������������������������������������ 14
CLEANING AND STORAGE ��������������������������������������������������������������������������� 15
TROUBLESHOOTING ������������������������������������������������������������������������������������� 16
PARTS ������������������������������������������������������������������������������������������������������������� 17
WARRANTY ���������������������������������������������������������������������������������������������������� 19

Summary of Contents for BL4QL-L

Page 1: ...2 cu in 26 5 cc Engine Handheld Blower For customer support please call 1 800 261 3981 or send email to Service senixtools com SAVE THIS MANUAL FOR FUTURE REFERENCE Operator s manual BL4QL L Model 8458 9502014 001 ...

Page 2: ...ty damage or injury to yourself or to others Note Advises you of information or instructions vital to the operation or maintenance of the equipment 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 int...

Page 3: ...tainers specifically designed and approved for the storage of such materials Always stop the engine and allow it to cool before filling the tank Never remove the fuel tank cap or add fuel when the engine is hot Always loosen the fuel tank cap slowly to relieve any pressure in the tank before fueling Always add fuel in a clean well ventilated outdoor area where there are no sparks or flames DO NOT ...

Page 4: ...oxic materials Do not set the unit down on any surface while the unit is running Debris can be picked up by the air intake and thrown out the discharge opening resulting in damage to the unit or property or causing serious injury to bystanders or the operator During operation never point the unit in the direction of people animals windows or automobiles Always direct blowing debris away from peopl...

Page 5: ... with slip resistant and puncture resistant soles UNLEADED FUEL Always use clean fresh unleaded fuel OIL Refer to operator s manual for the proper type of oil DO NOT USE E85 FUEL IN THIS UNIT WARNING It has been proven that fuel containing greater than 10 ethanol will likely damage this engine and void the warranty ON OFF STOP CONTROL ON START RUN ON OFF STOP CONTROL OFF or STOP PRIMER BULB Push p...

Page 6: ...d more On Off Switch Throttle Control Starter Rope Grip Air Filter Cover Primer Bulb Fuel Cap Lower Blower Tube Upper Blower Tube Oil Fill Plug Handle Muffler Choke Lever Spark Plug Cover INCLUDED PARTS Quantity Item Quantity Item 1 Operator s Manual 1 60 ml bottle 1 Torx wrench 1 Warranty statement 1 Spark plug wrench 1 EPA warrantly letter ...

Page 7: ...ce Fig 1 Installing the Lower Blower Tube 1 Align the slots on the lower blower tube with the bumps on the lower end of the upper blower tube Fig 2 2 Install the lower blower tube onto the upper blower tube Fig 2 3 While holding the upper blower tube twist the lower blower tube clockwise until it locks into place Fig 2 REMOVING THE BLOWER TUBE S Removing the Upper Blower Tube 1 Twist the upper blo...

Page 8: ... on the oil fill plug Fig 4 USING THE RIGHT FUEL The use of old fuel is the most common cause of performance problems Use only fresh clean unleaded gasoline Note This unit has a four cycle engine DO NOT mix oil with gasoline Definition of Blended Fuels Today s fuels are often a blend of gasoline and oxygenates such as ethanol methanol or MTBE ether Alcohol blended fuel absorbs water As little as 1...

Page 9: ...fuel cap securely in place WARNING Add fuel in a clean well ventilated outdoor area Wipe up any spilled fuel immediately Avoid creating a source of ignition for spilled fuel Do not start the engine until fuel vapors dissipate 1 Position the unit with the fuel cap facing up 2 Slowly remove the fuel cap 3 Place the fuel container spout into the fuel tank fill hole and fill the tank Note Do not overf...

Page 10: ...tarting position Fig 7 6 DO NOT squeeze the throttle control Pull the starter rope with a controlled and steady motion 3 to 5 times to start the engine Fig 7 7 Allow the engine to warm up less than 10 seconds then squeeze the throttle control to return the choke to the Choke Off position and operate the blower IF the engine does not start begin the starting procedure with step 3 IF the engine fail...

Page 11: ...ed To reduce the risk of injury associated with contacting rotating parts stop the engine before installing or removing attachments Do not operate without guard s in place Operate power equipment only at reasonable hours not early in the morning or late at night when people might be disturbed Comply with times listed in local ordinances Usual recommendations are 9 00 a m to 5 00 p m Monday though ...

Page 12: ... level is visible on the first thread of the oil reservoir Fig 10 If the oil level is too low add oil to the oil fill hole until the oil level touches the bottom thread of the oil fill hole Note DO NOT overfill the crankcase 6 Wipe up any oil that may have spilled 7 Reinstall the oil fill plug Note Make sure the O ring is in place on the oil fill plug Fig 9 MAINTENANCE SCHEDULE Perform these requi...

Page 13: ...AINING THE AIR FILTER Failure to maintain the air filter can result in poor performance or can cause permanent damage to the engine Engine failure due to improper air filter maintenance is not covered by the product warranty Cleaning the Air Filter 1 Open the air filter cover press in the lock tab and swing the air filter cover to the right Fig 12 2 Remove the air filter Fig 12 3 Wash the air filt...

Page 14: ...lug from the cylinder head with a 5 8 inch socket turning counterclockwise WARNING Do not sand blast scrape or clean spark plug electrodes Grit in the engine could damage the cylinder 4 Inspect the spark plug If the spark plug is cracked fouled or dirty replace it with replacement part Newstar AM5C or a NGK CMR5H or an equivalent spark plug 5 Use a feeler gauge to set the air gap at 0 025 0 31 in ...

Page 15: ...ts Preparing the Unit for Use after Long term Storage 1 Remove the spark plug Tip the unit and drain all of the oil from the cylinder into an approved container Reinstall the spark plug 2 Change the oil Refer to Changing the Oil Note Do not use fuel that has been stored for more than 30 days Dispose of old fuel and oil according to federal state and local regulations FUEL SYSTEM Empty the fuel sys...

Page 16: ...ion THE ENGINE WILL NOT IDLE The air filter is dirty Clean or replace the air filter The fuel is old over 30 days Drain the fuel tank and add fresh fuel The idle speed is incorrect Adjust the idle speed THE ENGINE WILL NOT ACCELERATE The fuel is old over 30 days Drain the fuel tank and add fresh fuel The air filter is dirty Clean or replace the air filter THE ENGINE LACKS POWER OR STALLS The fuel ...

Page 17: ...17 WWW SENIXTOOLS COM PARTS PARTS EXPLODED VIEW ...

Page 18: ...2 Power wire 1 23 207350100042 Cylindrical pin 4 59 202037000006 Fender bracket 1 24 207390200006 Bearing 6001 1 60 207019900460 Torsional spring 2 25 201126000054 Crank case 1 61 202024002263 Left The handle 1 26 199124000183 Oil box assembly 1 62 202017000055 Shock pad 1 27 202999001495 Oil seal 1 63 207180200023 The rocker switch 1 28 201999000919 Grinding pad 1 64 202094000239 Blowpipe 1 1 29 ...

Page 19: ...r defect resulting from misuse abuse including overloading the product exposure to water or rain accidents neglect or lack of proper installation and improper maintenance or storage To locate your nearest Senix service provider call toll free at 800 261 3981 or email us at service senixtools com Additional Limitations Any implied warranty granted under state law including warranties of merchantabi...

Page 20: ...20 WWW SENIXTOOLS COM GENERAL INFO ...

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