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Power Blower

Operator's Manual

MODEL PB-620ST

WARNING

Read rules for safe operation and all instructions carefully. ECHO provides this

Operator's Manual, which must be read and understood for proper and safe opera-

tion.

X753003741

11/09

X7531123401

Содержание PB-620ST

Страница 1: ...s Manual MODEL PB 620ST WARNING Read rules for safe operation and all instructions carefully ECHO provides this Operator s Manual which must be read and understood for proper and safe opera tion X753003741 11 09 X7531123401 ...

Страница 2: ... Skill Levels 15 Maintenance Intervals 15 Air Filter 16 Fuel Filter 16 Spark Plug 17 Cooling System 17 Exhaust System 18 Carburetor Adjustment 20 High Altitude Operation 20 Troubleshooting 22 Storage 23 Specifications 24 Warranty Statements 25 Servicing Information 28 Parts 28 Service 28 ECHO Consumer Product Support 28 Warranty Registration 28 Additional or Replacement Manuals 28 Specifications d...

Страница 3: ...anual safety symbols and important information Throughout this manual and on the product itself you will find safety alerts and helpful informational messages pre ceded by symbols or key words The following is an explanation of those symbols and key words and what they mean to you WARNING The safety alert symbol accompanied by the word WARNING calls attention to an act or condition which CAN lead ...

Страница 4: ... with cap or net Hot Humid Weather Heavy protective clothing can increase operator fatigue which may lead to heat stroke Schedule heavy work for early morning or late afternoon hours when temperatures are cooler Vibration and Cold It is believed that a condition called Raynaud s Phenomenon which affects the fingers of certain individuals may be brought about by exposure to vibration and cold Expos...

Страница 5: ...Injuries It is believed that overusing the muscles and tendons of the fingers hands arms and shoulders may cause soreness swelling numbness weakness and extreme pain in those areas Certain repetitive hand activities may put you at a high risk for developing a Repetitive Stress Injury RSI An extreme RSI condition is Carpal Tunnel Syndrome CTS which could occur when your wrist swells and squeezes a ...

Страница 6: ...Emission Control Label is located on the unit This is an EXAMPLE ONLY information on label varies by engine FAMILY WARNING Moving parts can amputate fingers or cause severe injuries Keep hands clothing and loose objects away from all openings ALWAYS stop engine disconnect spark plug and make sure all moving parts have come to a complete stop before removing obstructions clearing debris or servicin...

Страница 7: ...ed from your ECHO dealer See PARTS ORDERING instructions for specific information Description 1 2 3 4 5 6 7 10 15 11 12 13 14 Hot Decal near muffler P N X505002310 P N 89016009461 General Warning Decal located on top of blower housing Return to Idle P N X505000950 Return to Idle before shutting off Sound Label located on blower housing 72 Category III dB A Measured at 50 ft 15m per ANSI B175 2 P N...

Страница 8: ...urge bulb before starting engine draws fresh fuel from the fuel tank purging air from the carburetor Pump purge bulb until fuel is visible and flows freely in the clear fuel tank return line Pump bulb an additional 4 or 5 times 10 LOCKING KNOB Allows operator to adjust handle position for optimum comfort and control 11 HANDLE Used by operator to direct and control air flow 12 Combination Throttle ...

Страница 9: ...esult install blower pipes 1 Place guide loop G across elbow clamp and turn until clips fully engage clamp band 2 Assemble clamps A onto both ends of flexible pipe B NOTE Clamp with cable guide loop G fits elbow end of flexible pipe 3 Assemble swivel pipe C into flexible pipe B NOTE Assure throttle cable is not twisted before installing handle E 4 Position cable between the elbow D and frame and a...

Страница 10: ...G E I J C E H WARNING Operation of this equipment may create sparks that can start fires around dry vegetation This unit is equipped with a spark arrestor and a spark arrestor may be required The operator should contact local fire agencies for laws or regu lations relating to fire prevention requirements fuel NOTICE Use of unmixed improperly mixed or fuel older than 90 days stale fuel may cause ha...

Страница 11: ...ly allowing pressure to equalize NEVER refuel a unit when the engine is HOT or RUNNING DO NOT fill fuel tanks indoors ALWAYS fill fuel tanks outdoors over bare ground DO NOT overfill fuel tank Wipe up spills immediately Securely tighten fuel tank cap and close fuel container after refueling Inspect for fuel leakage If fuel leakage is found do not start or operate unit until leakage is repaired Mov...

Страница 12: ... flames starting cold engine Recoil starter Use short pulls only 1 2 2 3 of rope length for start ing Do not allow the rope to snap back in Always hold the unit firmly 1 Throttle Position Stop Switch Button Slide Throttle Position Stop Switch Button A back to idle posi tion first detent away from stop position 2 Choke Move choke B up to Cold Start position 3 Purge Bulb Pump purge bulb C until fuel...

Страница 13: ...D and engine should start NOTE If engine does not start after 5 pulls use cold start procedures A C D stopping engine 1 Throttle Position Stop Switch Button Release throttle trigger Move Throttle Position Stop Switch But ton A forward to idle position first detent away from stop posi tion and allow engine to return to idle before shutting off engine 2 Throttle Position Stop Switch Button Move Thro...

Страница 14: ...rsonal injury may result Do not point the blower pipe in the direction of people or pets Read the Safety Section carefully IMPORTANT To avoid engine damage due to over revving do not block blower pipe opening 1 Use only during appropriate hours 2 Allow the engine to warm up at a fast idle for a few minutes 3 Control blower speed with Throttle Trigger B or for continuous use set engine speed with C...

Страница 15: ...uired Level 2 Moderate difficulty Some specialized tools may be required ECHO offers REPOWERTM Maintenance Kits and Parts to make your maintenance job easier COMPONENT SYSTEM MAINTENANCE PROCEDURE REQ D SKILL LEVEL DAILY OR BEFORE USE EVERY REFUEL 3 MONTHS OR 90 HOURS YEARLY 600 HOURS Air Filter Inspect Clean 1 I C R Choke Shutter Inspect Clean 1 I C Fuel Filter Inspect Replace 1 I I R Fuel Cap Ga...

Страница 16: ...the rubber sealing edges are deformed 4 If filter can be reused be certain it Fits tightly in the air filter cavity Is installed with the original side out 5 Install air filter cover fuel filter Level 1 Tools required 200 250 mm 8 10 in length of wire with one end bent into a hook clean rag funnel and an approved fuel container Parts required REPOWERTM Tune Up Kit DANGER Fuel is VERY flammable Use...

Страница 17: ...uired 25 50 mm 1 2 in cleaning brush cross head screwdriver Parts Required None if you are careful IMPORTANT To maintain proper engine operating temperatures cooling air must pass freely through the cylinder fin area This flow of air carries combustion heat away from the engine Overheating and engine seizure can occur when Air intakes are blocked preventing cooling air from reaching the cylinder D...

Страница 18: ...move spark arrestor cover A gaskets B and spark arrestor screen C from muffler 3 Clean carbon deposits from muffler components NOTE When cleaning carbon deposits be careful not to damage the cata lytic element inside muffler 4 Replace screen if it is cracked plugged or has holes burned through 5 Install engine cover or muffler cover and attach spark plug lead Cleaning Cylinder Fins 1 Disconnect sp...

Страница 19: ...clean deposits from cylinder exhaust port IMPORTANT Never use a metal tool to scrape carbon from the exhaust port Do not scratch the cylinder or piston when cleaning the exhaust port Do not allow carbon particles to enter the cylinder 4 Inspect heat shield C and gasket B and replace if damaged 5 Install heat shield C gasket B and muffler A 6 Tighten muffler mounting bolts or nuts to 110 130 in lbf...

Страница 20: ...authorized ECHO service dealer Important If the engine is adjusted for operation above 1 100 feet ASL the carburetor must be re adjusted when operating the engine below 1 100 feet ASL otherwise severe engine damage may result Level 2 Tools required Screwdriver tachometer Echo P N 99051130017 Parts required None NOTE Do not adjust carburetor unless necessary If you have difficulty see your ECHO dea...

Страница 21: ... lean adjustment which can cause engine failure Do not exceed recommended HI speed engine R P M during operation or for long periods during adjust ment 1 Start engine run at idle for one minute 2 Complete warm up by running at full throttle for 5 minutes oper ating choke twice to clear air from carburetor chambers 3 Run at idle and accelerate to check for smooth transition from idle to high speed ...

Страница 22: ... e r e v o C l e u f h t i w d e l u o F e v i t c e f e d g u l P n i 6 2 0 0 m m 5 6 o t t s u j d A e c a l p e r r o n a e l C e c a l p e r r o n a e l C g u l p e c a l p e R s n u r e n i g n E r o s e i d t u b t o n s e o d e t a r e l e c c a y l r e p o r p r e t l i f r i A y t r i d r e t l i f r i A r a e w l a m r o N e c a l p e r r o n a e l C r e t l i f l e u F y t r i d r e t l...

Страница 23: ...m exterior of unit 4 Perform all periodic lubrication and services that are required 5 Tighten all screws and nuts 6 Drain the fuel tank completely and pull the recoil starter handle several times to remove fuel from the carburetor 7 Remove the spark plug and pour 7cc 1 4 oz of fresh clean ECHO 2 stroke engine oil into the cylin der through the spark plug hole A Place a clean cloth over the spark ...

Страница 24: ...e Oil Fuel Oil Ratio 50 1 Power Blend X TM ISO L EGD ISO CD 13738 and J A S O M345 FC FD two stroke air cooled engine oil Gasoline Use 89 Octane unleaded Do not use fuel containing methyl alcohol more than 10 ethyl alcohol or 15 MTBE Do not use alternative fuels such as E 15 or E 85 Oil Power Blend X TM Premium Universal 2 Stroke Oil Fuel Tank Capacity 1 9 lit 64 3 US fl oz Recoil Starter System A...

Страница 25: ... producing use will be covered by this limited warranty for five 5 years from date of purchase EXCEPTIONS For two stroke engine powered products the electronic ignition module flexible drive cables SRM solid drive shafts and TC tines are warranted for the life of the product on parts only Cutting attachments such as but not limited to bars chains sprockets blades and nylon trimmer heads for reside...

Страница 26: ...ge procedures stale fuel including failure to provide or perform required maintenance services as prescribed in the operator s manual Preventative maintenance as outlined in the operators manual is the customer s responsibility Failures due to improper set up pre delivery service or repair service by anyone other than authorized ECHO servicing dealer during the warranty period Certain parts and ot...

Страница 27: ...nt SORE was designed built and equipped to conform with applicable EPA and C A R B emissions standards and that your equipment SORE is free from defects in material and workmanship that would cause it to fail to conform with applicable requirements for 2 years or the length of the ECHO Inc warranty whichever is longer The warranty period begins on the date the product is purchased by an end user H...

Страница 28: ...resenting your unit for Warranty service repairs proof of purchase is required echo consumer product support If you require assistance or have questions concerning the applica tion operation or maintenance of this product you may call the ECHO Consumer Product Support Department at 1 800 673 1558 from 8 30 am to 4 30 pm Central Standard Time Monday through Friday Before calling please know the mod...

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