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Visit our website at: http://www.harborfreight.com

 Email our technical support at: [email protected]

Email our engine support at: [email protected]

1.7 HORSEPOWER 

52cc GAS POWERED

 

REV 14i

Using an engine indoors 

CAN KILL YOU IN MINUTES.
Engine exhaust contains carbon monoxide.  

This is a poison you cannot see or smell.

NEVER use inside 

a home or garage, 

EVEN IF doors and 

windows are open.

Only use OUTSIDE 

and far away from 

windows, doors, 

and vents.

Owner’s Manual & Safety Instructions

Save This Manual

 

Keep this manual for the safety warnings and precautions, assembly, 

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.

When unpacking, make sure that the product is intact and undamaged. 

If any equipment parts are missing or broken, please call 1-888-866-5797 

as soon as possible.  If any engine parts are missing or broken, 

please call 1-800-520-0882 as soon as possible.

Copyright

©

 2014 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 proportionally.  Due to continuing 

improvements, actual product may differ slightly from the product described herein.  

Tools required for assembly and service may not be included.

Read this material before using this product. 

Failure to do so can result in serious injury. 

SAVE THIS MANUAL.

Summary of Contents for 61924

Page 1: ...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 When unpacking make sure that the product is intact and undamaged...

Page 2: ...ontal Single Cylinder 2 stroke Cooling System Forced air cooled Fuel Type 87 octane unleaded gasoline mixed with 2 cycle oil see below Capacity 0 45 Gallon 1 7L Oil Type 2 cycle oil designed specifica...

Page 3: ...WARNING marking concerning Risk of Eye Injury Wear ANSI approved safety goggles with side shields Read the manual before set up and or use Symbol Property or Statement WARNING marking concerning Risk...

Page 4: ...en transporting the equipment 8 Secure the equipment on transport vehicles to prevent it from rolling slipping and tilting 9 Industrial applications must follow OSHA requirements 10 Do not leave the e...

Page 5: ...ent for a purpose for which it is not intended Service Precautions 1 Before service maintenance or cleaning a Turn the engine switch to its OFF position b Allow the engine to completely cool c Then re...

Page 6: ...erforming any procedure in this section At high altitudes the engine s carburetor governor if so equipped and any other parts that control the fuel air ratio will need to be adjusted by a qualified me...

Page 7: ...8 866 5797 For engine technical questions please call 1 800 520 0882 ITEM 61924 Safety Setup Operation Maintenance Components and Controls Handle Stop Button Air Filter Throttle Chisel Lock Muffler Ge...

Page 8: ...mixture of unleaded gasoline and 2 cycle oil before each use 25 1 for the first 100 hours of use 30 1 thereafter Before each use check the fuel level Do not run the Engine with an improper unleaded ga...

Page 9: ...on the Handlebar Grip the Starter Handle of the Engine loosely with the other hand and pull the handle gently until resistance is felt Allow Cable to retract fully and then pull it quickly Repeat unt...

Page 10: ...1 Check Chisel for dullness cracks or other damage Sharpen or replace if necessary CAUTION Dull tipped chisels can cause unnecessary chisel movement resulting in tool wear and possible injury Use only...

Page 11: ...To stop the engine in an emergency release the Throttle and press the Stop Button until the Engine stops 2 Under normal conditions use the following procedure a Release the Throttle b Let Engine idle...

Page 12: ...tenance and Lubrication Schedule Note This maintenance schedule is intended solely as a general guide If performance decreases or if equipment operates unusually check systems immediately The maintena...

Page 13: ...OUNCES 2 CYCLE OIL APPROVED CONTAINER First 100 hours of use 1 GALLON UNLEADED GASOLINE 4 25 FLUID OUNCES 2 CYCLE OIL APPROVED CONTAINER After 100 hours of use Figure C Gasoline Oil Mixture 4 If neede...

Page 14: ...ound it 2 Remove the Fuel Cap from the Fuel Tank 3 Use a suction pump not included to pump any fuel in the Tank into a proper gasoline container 4 Use a piece of wire with a hook on one end to careful...

Page 15: ...proper gasoline container c After all fuel has been removed from the tank replace the Fuel Cap and tighten securely 3 LUBRICATION a Clean out area around spark plug Remove spark plug and pour one tab...

Page 16: ...ly tap side of carburetor float chamber with screwdriver handle 8 Turn Choke to RUN position Remove spark plug and pull the start handle several times to air out the chamber Reinstall spark plug and s...

Page 17: ...ed technician service magneto 4 Secure spark plug cap Engine stops when under heavy load 1 Dirty air filter 2 Engine running cold 1 Clean or replace element 2 Allow engine to warm up prior to operatin...

Page 18: ...THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO Engine Parts List Part Description Qty 1 Ring 1 2 Start Handle 1 3 Screw M5x20 11 4 Elastic Washer 5 21 5 Washer 5 21 6...

Page 19: ...1 800 520 0882 ITEM 61924 Safety Setup Operation Maintenance Engine Assembly Diagram 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 23 26 27 28 29 29 30 32 33 4 5 34 35 17 36 37 38...

Page 20: ...clip 40 1 83 Circlip 17 1 84 Eccentric Wheel Series 1 85 Bearing 6204 P5 1 86 Bearing Plate 1 87 Bolt M5x10 4 88 Large Gear 1 89 Bearing 6202 P5 1 90 Inflating Plate 1 91 Bearing 6205 P5 1 92 Eccentri...

Page 21: ...520 0882 ITEM 61924 Safety Setup Operation Maintenance Machine Assembly Diagram 63 64 65 66 63 67 68 69 70 71 72 73 74 75 76 77 78 69 79 80 81 79 82 83 84 85 86 88 87 89 90 91 92 93 94 95 63 98 97 96...

Page 22: ...sing from the use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS...

Page 23: ...l purchaser and each subsequent purchaser that the engine is free from defects in materials and workmanship that cause the failure of warranted parts for a period of two 2 years after the date of deli...

Page 24: ...3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 1 888 866 5797...

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