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OPERATOR’S MANUAL

BACKPACK BLOWER

RY08574/RY08576

SAVE THIS MANUAL FOR FUTURE REFERENCE

Your blower has been engineered and manufactured to our high standard for dependability, ease of operation, and operator 
safety. When properly cared for, it will give you years of rugged, trouble-free performance.

WARNING:

 

To reduce the risk of injury, the user must read and understand the operator’s manual before using  

this product. 

Thank you for your purchase.

Summary of Contents for RY08574

Page 1: ...and manufactured to our high standard for dependability ease of operation and operator safety When properly cared for it will give you years of rugged trouble free performance WARNING To reduce the risk of injury the user must read and understand the operator s manual before using this product Thank you for your purchase ...

Page 2: ...nance 13 14 Accessories 15 Troubleshooting 15 Warranty 16 18 Parts Ordering Service 20 TABLE OF CONTENTS INTRODUCTION This tool has many features for making its use more pleasant and enjoyable Safety performance and dependability have been given top priority in the design of this product making it easy to maintain and operate ...

Page 3: ...cts such as rocks broken glass nails wire or string which can be thrown or become entangled in the machine GENERAL SAFETY RULES Keep firm footing and balance Do not overreach Over reaching can result in loss of balance or exposure to hot surfaces Never operate the unit without a spark arrestor screen this screen is located inside the muffler Product users on United States Forest Service land and i...

Page 4: ... for gasoline Mix fuel outdoors where there are no sparks or flames SPECIFIC SAFETY RULES Select bare ground stop engine and allow to cool before refueling Loosen fuel cap slowly to release pressure and to keep fuel from escaping around the cap Tighten the fuel cap securely after refueling Wipe spilled fuel from the unit Move 30 feet away from refueling site before starting engine Never attempt to...

Page 5: ...ing this product Precautions that involve your safety Failure to keep long hair away from the air inlet could result in personal injury Failure to keep loose clothing from being drawn into air intake could result in personal injury Eye and Hearing Protection Wear eye protection which is marked to comply with ANSI Z87 1 as well as hearing protection when operating this equipment Gasoline and Oil Us...

Page 6: ... can re sult in severe eye damage Before beginning power tool operation always wear safety goggles or safety glasses with side shields and when needed a full face shield We recommend Wide Vision Safety Mask for use over eyeglasses or standard safety glasses with side shields Always use eye protection which is marked to comply with ANSI Z87 1 The following signal words and meanings are intended to ...

Page 7: ...elocity MPH 180 CFM 420 NOZZLE LOWER TUBE THROTTLE TRIGGER ENGINE SWITCH SHOULDER STRAP BELLOWS CABLE TIE ENGINE ELBOW FEATURES HARNESS HEIGHT ADJUSTMENTS STRAIGHT TUBE UPPER TUBE THROTTLE CONTROL HANDLE TUBE UPPER TUBE THROTTLE CONTROL HANDLE WAIST STRAP MESH BACKING TUBE CLAMP S ...

Page 8: ...he tool and any accessories from the box Make sure that all items listed in the packing list are included Inspect the tool carefully to make sure no breakage or damage occurred during shipping Do not discard the packing material until you have care fully inspected and satisfactorily operated the tool If any parts are damaged or missing please call 1 800 860 4050 for assistance PACKING LIST Backpac...

Page 9: ... strapped onto the operator s back Join the straight upper tube and nozzle together by align ing raised locking tabs on straight upper tube with the raised locking slots on nozzle and twist to secure Assemble the connected lower tubes to the throttle control handle tube by aligning raised locking tabs on the throttle control handle tube with the raised locking slots on connected lower tubes by twi...

Page 10: ...er debris from your lawn Keep decks and driveways free from leaves and pine needles WARNING Gasoline is extremely flammable and explosive A fire or explosion from gasoline will burn you and others MIXING THE FUEL This product is powered by a 2 cycle engine and requires pre mixing gasoline and 2 cycle oil The mixture should be at a 50 1 ratio using Premium Exact Mix 2 cycle engine oil If Premium Ex...

Page 11: ...ke to be emitted from a new engine during first use To start an engine that is cold or has run dry Fill the fuel tank if necessary Always use the proper oil gasoline mixture See Mixing the Fuel on page 10 Disengage the cruise control lever NOTE Do not engage the throttle trigger during the starting process Slowly push the primer bulb seven times OPERATION Set the choke lever to the START position ...

Page 12: ...le speed to do the job Check your equipment before operation especially the muffler air intakes and air filters Use rakes and brooms to loosen debris before blowing In dusty conditions slightly dampen surfaces when water is available Watch out for children pets open windows or freshly washed cars and blow debris safely away Use the nozzle for larger volume so the air stream can work close to the g...

Page 13: ...n contact with plastic parts Chemicals can damage weaken or destroy plastic which may result in serious personal injury Only the parts shown on the parts list are intended to be repaired or replaced by the customer All other parts should be replaced at an Authorized Service Center MAINTENANCE Fig 10 AIR FILTER AIR FILTER COVER KNOB REPLACING AND CLEANING AIR FILTER See Figure 10 A wet or dirty air...

Page 14: ...ce FUEL CAP The fuel cap contains a non serviceable filter and a check valve A clogged fuel filter will cause poor engine per formance If performance improves when the fuel cap is loosened the check valve may be faulty or filter clogged Replace the fuel cap if required WARNING A leaking fuel cap is a fire hazard and must be replaced immediately SPARK PLUG This engine uses a Champion RCJ 6Y with 0 ...

Page 15: ... Weak spark at spark plug Drain entire system and refill with fresh fuel Drain and refill with correct mixture Adjust choke as necessary Contact authorized service center Engine lacks power Air filter clogged Clean or replace air filter Engine overheats Insufficient oil in fuel mixture Mix fuel as described in starting instructions Look for these accessories at the service center ACCESSORIES Air F...

Page 16: ...y does not extendtorepairsmadenecessarybynormalwearorbythe use of parts or accessories which are either incompatible with the RYOBI brand outdoor product or adversely affect its operation performance or durability In addition this warranty does not cover A Tune ups Spark Plugs Carburetor Carburetor Adjustments Ignition Filters B Wear items Bump Knobs Outer Spools Cutting Lines Inner Reels Starter ...

Page 17: ...a reasonable amount of time not to exceed 30 days If you have any questions regarding your warranty rights and responsibilities you should contact a Techtronic Industries North America Inc Customer Representative at 1 800 860 4050 COVERAGE Techtronic Industries North America Inc warrants to the ultimate purchaser and each subsequent purchaser that your non road or small off road engine will be des...

Page 18: ...ludes Spark Plug X ALL EMISSIONS RELATED PARTS ARE WARRANTED FOR TWO YEARS OR FOR THE PERIOD OF TIME PRIOR TO THE PARTS FIRST SCHEDULED REPLACEMENT WHICHEVER COMES FIRST THIS PRODUCT WAS MANUFACTURED WITH A CATALYST MUFFLER Congratulations You have made an investment toward protecting the environment In order to maintain this product s original emission level please refer to the maintenance sectio...

Page 19: ...19 NOTES ...

Page 20: ...sit Please call 1 800 860 4050 for your nearest Authorized Service Center You can also check our web site at www ryobitools com for a complete list of Authorized Service Centers MODEL NO AND SERIAL NO The model number of this tool will be found on a plate attached to the motor housing Please record the model number and serial number in the space provided below HOW TO ORDER REPAIR PARTS When orderi...

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