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For technical questions, please call 1-800-444-3353.

SKU 96156 
        

save tHIs ManuaL

Keep this manual for the safety warnings 

and precautions, installation, operating, 
inspection, maintenance and cleaning 
procedures.  Write the product’s serial number 
in the back of the manual near the assembly 
diagram (or month and year of purchase if 
product has no number).  Keep this manual 
and the receipt in a safe and dry place for 
future reference.

IMPortant saFetY 

InForMatIon

In this manual, on the labeling, and 
all other information provided with 
this product:

  this is the safety alert 

symbol.  It is used to alert 
you to potential personal 
injury hazards.  obey all 
safety messages that follow 
this symbol to avoid possible 
injury or death.

 

danGer indicates a 
hazardous situation 

which, if not avoided, will result 
in death or serious injury.

 

warnInG indicates a 
hazardous situation 

which, if not avoided, could 
result in death or serious injury.

 

cautIon, used with 
the safety alert 

symbol, indicates a hazardous 
situation which, if not avoided, 
could result in minor or moderate 
injury.

 

notIce is used to 
address practices not 

related to personal injury.

 

cautIon, without the 
safety alert symbol, is 

used to address practices not 
related to personal injury.

  warnInG! read all instructions.  

Failure to follow all instructions 

listed below may result in fire, 

serious injury and/or deatH. 

The 

warnings and precautions discussed 
in this manual cannot cover all 
possible conditions and situations that 
may occur.  It must be understood 
by the operator that common sense 
and caution are factors which cannot 
be built into this product, but must be 
supplied by the operator.

save tHese InstructIons

InstaLLatIon PrecautIons

Gasoline fuel and fumes are flammable, 

1. 

and potentially explosive.  Use proper 
fuel storage and handling procedures.  

Do not store fuel or other flammable 

materials nearby.

Have multiple ABC class fire 

2. 

extinguishers nearby.

Operation of this engine may create 

3. 

sparks that can start fires around dry 

vegetation. 
A spark arrestor may be required. 

The operator should contact local fire 

agencies for laws or regulations relating 

to fire prevention requirements.

Install only to a lawn mower and only in 

4. 

an upright position.

Wear ANSI-approved safety goggles, 

5. 

heavy-duty work gloves, and dust mask/
respirator during installation.

Use only oil and fuel recommended 

6. 

in the “Specifications” section of this 

manual.

Summary of Contents for 96156

Page 1: ...w harborfreight com Read this material before using this product Failure to do so can result in serious injury Save this manual Copyright 2008 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools Diagrams within this manual may not be drawn proportiona...

Page 2: ...cedure 9 Break in Period 10 Servicing 11 Maintenance Procedures 11 Engine Oil Change 11 Air Filter Element Maintenance 11 Spark Plug Maintenance 12 Cleaning Maintenance and Lubrication Schedule 12 After Initial 20 Operation Hour Period 12 Every 25 Operation Hours Thereafter 12 Every 50 Operation Hours 12 Every 100 Operation Hours 12 Every 300 Operation Hours 12 Storage 13 Troubleshooting 14 Parts ...

Page 3: ...ices not related to personal injury CAUTION without the safety alert symbol is used to address practices not related to personal injury WARNING Read all instructions Failure to follow all instructions listed below may result in fire serious injury and or DEATH The warnings and precautions discussed in this manual cannot cover all possible conditions and situations that may occur It must be underst...

Page 4: ...ccessories that may be suitable for one engine may become hazardous when used on another engine Do not operate in explosive 7 atmospheres such as in the presence of flammable liquids gases or dust Gasoline powered engines may ignite the dust or fumes Stay alert watch what you are doing and 8 use common sense when operating this engine Do not use this engine while tired or under the influence of dr...

Page 5: ...ve the spark plug wire s c from the spark plug s Keep all safety guards in place and in 2 proper working order Safety guards include muffler air cleaner mechanical guards and heat shields among other guards Do not alter or adjust any part of 3 the engine that is sealed by the manufacturer or distributor Wear ANSI approved safety goggles 4 heavy duty work gloves and dust mask respirator during serv...

Page 6: ...e and any other devices used with this product Unpacking When unpacking make sure that the item is intact and undamaged If any parts are missing or broken please call Harbor Freight Tools at 1 800 444 3353 as soon as possible Installation Read the entire Important Safety Information section at the beginning of this manual including all text under subheadings therein before installation or use of t...

Page 7: ...g nuts on the cable sheath See Figure B FIGURE C Brake bracket Brake arm mower brake cable sheath mower brake cable 6 Insert the mower s brake cable sheath through the hole in the Brake bracket Secure the mower brake cable to the brake arm Adjust the brake cable sheath to remove all slack and secure it in place using the adjusting nuts on the cable sheath See Figure C The engine brake is for emerg...

Page 8: ...ve Fuel Valve This controls the fuel supply to the engine The horizontal position is closed off The vertical position is open on Choke Control This controls the air fuel ratio for starting the engine The released position is open run The engaged position is closed start Starting the Engine Inspect engine looking for damaged loose and missing parts before installation and starting If any problems a...

Page 9: ...lace the Fuel Tank Cap 5 Start Procedure Before starting the engine Follow the Installation a Instructions to prepare the equipment Read and follow the instructions b provided with the lawn mower Inspect the equipment and c engine Fill the engine with the proper d amount and type of fuel and oil Connect the spark plug wire if it e is disconnected WARNING To prevent injury Do not tie down the brake...

Page 10: ... close the fuel valve Do not use the engine again until the brake assembly has been repaired by a qualified technician To prevent accidents turn off the engine 11 and disconnect its spark plug wire after use Wait for the engine to cool clean external parts with clean cloth then store the equipment out of children s reach according to the Storage instructions in this manual Break in Period Breaking...

Page 11: ...intenance and servicing procedures are not followed Engine Oil Change CAUTION Oil is very hot during operation and can cause burns Wait for engine to cool before changing oil Drain Plug 1 Place a drain pan not included underneath the crankcase s drain plug Remove the drain plug and if possible 2 tilt the crankcase slightly to help drain the oil out Recycle used oil Replace the drain plug and gaske...

Page 12: ...ly a small amount of dielectric grease 6 not included to the insulator of the spark plug and attach the wire securely to the spark plug Cleaning Maintenance and Lubrication Schedule Note This maintenance schedule is intended solely as a general guide If performance decreases or if engine operates unusually check systems immediately The maintenance needs of each engine will differ depending on fact...

Page 13: ...g c Remove spark plug and pour one tablespoon of engine oil into cylinder through spark plug hole Reinstall spark plug but leave spark d plug wire disconnected Pull recoil starter to distribute oil e in cylinder Stop after one or two revolutions when you feel the piston start the compression stroke when you start to feel resistance Apply a thin coat of rust preventive oil to 3 all uncoated metal p...

Page 14: ...oke to run position Remove spark 7 plug and pull the start handle several times to air out the chamber Reinstall spark plug and set choke to start position Ignition spark Related Spark plug wire not connected 1 securely Spark plug electrode wet or dirty 2 Incorrect spark plug gap 3 Spark plug wire or spark plug 4 broken Incorrect spark timing or faulty 5 ignition system Ignition spark Related Conn...

Page 15: ...ne Test replace fuel tank cap 3 Properly adjust idle speed 4 Repair brake cable as needed 5 Have qualified technician diagnose and 6 service engine Engine knocks Old or low quality gasoline 1 Engine overloaded 2 Incorrect spark timing deposit 3 buildup worn engine or other mechanical problems Fill fuel tank with fresh 89 octane unleaded 1 gasoline Do not exceed engine s load rating 2 Have qualifie...

Page 16: ...ft set 1 34 Connecting rod 1 35 Pusher 2 36 Valve piece 1 37 Crankshaft Filter cover 1 38 Crankshaft Filter Gasket 1 39 Crankshaft Filter Gasket 1 40 Heat insulator 1 41 Gasket carburetor 1 42 Stud 1 43 Pulling rod 1 44 Oil seal Ø25 40 7 1 45 Brake asm 1 45a Brake Spring 1 46 Fine regulating spring 1 47 Stud 1 Part Description Q ty 48 Stud 2 49 Stud 2 50 Bolt 4 51 Gauze 1 52 Dipstick 1 53 Filler 1...

Page 17: ...Page 17 For technical questions please call 1 800 444 3353 SKU 96156 ASSEMBLY DIAGRAM REV 08b 45a ...

Page 18: ...nsportation charges prepaid Proof of purchase date and an explanation of the complaint must accompany the merchandise If our inspection verifies the defect we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement We will return repaired products at our expense but if we determine there ...

Page 19: ...arranty 4 Coverage Exclusions Warranty claims shall be filed in accordance with the provisions of the HFT warranty policy explained in the box at the top of the previous page HFT shall not be liable for any loss of use of the engine for any alternative usage for any damage to goods loss of time or inconvenience Warranty coverage shall also be excluded for any part which fails malfunctions or is da...

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