Echo PB-770 Operator'S Manual Download Page 1

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1Top cover

ENGLISH

(Original instructions)

OPERATOR'S MANUAL

PB-770

WARNING

READ THE INSTRUCTIONS CAREFULLY AND FOLLOW THE

RULES FOR SAFE OPERATION.

FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY.

Summary of Contents for PB-770

Page 1: ...1Top cover ENGLISH Original instructions OPERATOR S MANUAL PB 770 WARNING READ THE INSTRUCTIONS CAREFULLY AND FOLLOW THE RULES FOR SAFE OPERATION FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY ...

Page 2: ...adable please purchase a new one from your ECHO DEALER The units used in this manual are SI units International System of Units Figures in parentheses are reference values and there may be a slight conversion error in some cases Loaning or assigning your product When loaning the product described in this manual to another party ensure that the person borrowing and working with the product receives...

Page 3: ...ing the product 9 Packing list 12 Description 13 Before you start 14 Assembly 14 Preparing the fuel 15 Engine operation 16 Starting the engine 16 Stopping the engine 18 Operation 19 Operating blower 19 Maintenance and care 20 Servicing guidelines 20 Maintenance and care 20 Troubleshooting table 24 Long term storage 30 days or more 25 Specifications 26 Declaration of conformity 27 ...

Page 4: ...AUTION This symbol accompanied by the word DANGER calls attentions to an act or a condition which will lead to serious personal injury or death of op erators and bystanders This symbol accompanied by the word WARNING calls attentions to an act or a condition which can lead to serious personal injury or death of op erators and bystanders CAUTION indicates a potentially hazardous situation which if ...

Page 5: ...Position Choke Closed Beware of fire Choke Control Run Position Choke Open Beware of electric shocks Idle speed Guaranteed sound power lev el Fast speed Ignition ON OFF Beware of high temperature areas Engine start Symbol form shape Symbol description applica tion Symbol form shape Symbol description applica tion ...

Page 6: ...rstand what the decal means before using your product If the decal becomes unreadable due to wear and tear or damage or peels off and is lost please purchase a replacement decal from your ECHO DEALER and attach it in the location shown in the illustrations below Ensure that the decal is readable at all times 1 Safety decal Part number X505002310 2 Safety decal Part number 89016009461 ...

Page 7: ... precautions when refuelling Do not add so much fuel that it reaches the mouth of the fuel tank Keep the fuel within the prescribed level up to the shoulder level of the fuel tank Mop up any fuel that overflows or spills out due to over filling Tighten the fuel tank cap securely after refuelling Fuel spills can cause fire and burns when ignited 1 Fuel tank 2 Shoulder level Do not start the engine ...

Page 8: ... high voltage component while the product is running Put safety first in the case of fire or smoke If fire comes from the engine or smoke appears from any area other than the exhaust vent first distance yourself from the product to ensure your physical safe ty Use a shovel to throw sand or other such material on the fire to prevent it from spreading or put it out with a fire extin guisher A panick...

Page 9: ...use the product unless it has been checked and maintained You must not use the product unless it has been checked and maintained Always ensure that the prod uct is checked and maintained on a regular basis Failure to do so could lead to an accident or serious injury Loaning or assigning your product When loaning your product to another party ensure that the person borrowing the product receives th...

Page 10: ...ng Leaving the place where you have been working Failure to observe these precautions could cause burns or serious injury When transporting the product by car empty the fuel tank put the product in the upright position and secure it firmly in place to prevent it from moving around Travelling by car with fuel in the fuel tank could lead to a fire Be careful not to get caught in the fan Be careful n...

Page 11: ...nor mal vibration or sounds Contact your ECHO DEALER for repair Continuing to use parts when they are damaged could lead to an accident or serious injury WARNING Wear protective gear Wear appropriate work clothes and protective gear when working with the power blower Above all make sure to wear safety goggles a dust mask and ear muffs at all times while working Without the protective gear you coul...

Page 12: ...x please check the parts that it contains Contact your ECHO DEALER if anything is missing or broken Number Part name Quantity Number Part name Quantity 1 Power Head 1 6 Clamps w screws 2 2 Flex Pipe 1 7 Guide Loop 1 3 Swivel Pipe 1 8 Intake cover 1 4 Straight Pipe 1 9 T Wrench 1 5 Straight Pipe 1 10 Operator s Manual 1 ...

Page 13: ...bulb until fuel is visible Pump purge bulb an additional 4 or 5 times 8 Fuel tank Contains fuel and fuel filter 9 Fuel tank cap Covers and seals fuel tank 10 Shoulder harness Used to support unit on operator s back The straps are adjustable 11 Handle Used by operator to direct and control air flow 12 Combination Throttle Position Stop Switch Button Controls engine speed and turns ignition on or of...

Page 14: ...n nels until connection is firm Do not force connection 10 Assemble straight pipe with decal to straight pipe as in step 9 WARNING Read the operator s manual carefully to ensure that you assemble the product correctly Never perform maintenance or assembly procedures with engine running Using a product that has been incorrectly assembled could lead to an accident or serious injury 1 Guide loop 3 Fl...

Page 15: ...k and the outside air When refuelling loosen the fuel tank cap slightly to eliminate the difference in pressure Always wipe up any fuel spills Move at least 3m away from where you refueled before you start the engine Keep the refuelling tank in a shaded area away from fire DANGER Fuel is highly inflammable and there is a risk of fire if it is handled incorrectly Carefully read and observe the prec...

Page 16: ...When starting the engine observe the precautions described from Page 4 in the section For safe use of your prod uct to ensure that you operate the product correctly Failure to observe the precautions could cause an accident or injury or even lead to a fatality NOTE Pull out the starter grip gently at first and then more rapidly Do not pull the starter rope out to more than 2 3 of its length Do not...

Page 17: ...ted Starting a warm engine The starting procedure is the same as Cold Start except DO NOT close the choke 1 Throttle Position Stop Switch Button Slide Throttle Position Stop Switch Button back to idle posi tion first detent away from stop position 2 Purge Bulb Pump purge bulb until fuel is visible 3 Recoil Starter Pull recoil starter handle and engine should start 1 Throttle Position Stop Switch B...

Page 18: ...ow engine to return to idle before shutting off en gine 2 Throttle Position Stop Switch Button Move Throttle Position Stop Switch Button all the way for ward to Stop position 1 Throttle Position Stop Switch Button WARNING If engine does not stop when Throttle Position Stop Switch Button is moved to STOP position close choke position to stall engine Have your ECHO dealer repair stop switch before u...

Page 19: ...el cold on your back 1 Remove back cushion from frame 2 Install intake cover on frame over air intake 3 Install back cushion to frame over intake cover WARNING Always wear safety glasses hearing protection face filter mask and take all safety precautions or serious personal in jury may result Do not point the blower pipe in the direction of people or pets IMPORTANT To avoid engine damage due to ov...

Page 20: ...ber 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 Area Maintenance Page Before use Monthly Air filter Inspect Clean Replace 20 Fuel filter Inspect Replace 21 Spark plug Inspect Clean Adjust Replace 23 Carburettor Inspect 21 Cooling system Inspect Clean 22 Exhaust system Ins...

Page 21: ...un at idle for one minute 2 Complete warm up by running at full throttle for 5 minutes operating choke twice to clear air from carburettor cham bers 3 Check idle speed and reset if necessary If a tachometer is available idle speed screw should be set to the specifica tions found on Page 26 Specifications of this manual Turn idle screw clockwise to increase idle speed anticlockwise to 1 Fuel cap 3 ...

Page 22: ...rts required Spark arrester screen Gasket IMPORTANT To maintain proper engine operating temperature cooling air must pass freely through the cylinder fin area This flow of air car ries combustion heat away from the engine Overheating and engine seizure can occur when Air intakes are blocked preventing cooling air from reaching the cylinder or Dust and grass build up on the out side of the cylinder...

Page 23: ...Check spark plug Tools required T Wrench Feeler gauge Parts required Spark plug 1 Check plug gap Correct gap is 0 6 mm to 0 7 mm 2 Inspect electrode for wear 3 Inspect insulator for oil or other deposits 4 Replace plug if needed and tighten to 15 N m 17 N m 150 kgf cm to 170 kgf cm 1 Spark arrester screen 3 Spark arrester cover 2 Gasket IMPORTANT Carbon deposits in silencer will cause a drop in en...

Page 24: ...nsult your ECHO DEALER Engine starts but no accel eration is pos sible Dirty air filter Dirty fuel filter Blocked fuel passage Carburettor adjustment problem Spark plug problem Blocked exhaust vent or silencer vent Spark arrester screen plugged or normal wear Clean or replace Clean or replace Consult your ECHO DEALER Consult your ECHO DEALER Clean Adjust or Re place Clean Clean or replace Checking...

Page 25: ...ration the silencer catalytic silencer and surrounding cover become hot Always keep exhaust area clear of flammable debris during transportation or when storing otherwise serious property damage or personal injury may result Do not store your unit for a prolonged period of time 30 days or longer without performing protective storage maintenance which includes the following WARNING Do not store whe...

Page 26: ... stroke single cylinder 63 3 2 85 6900 6900 2500 Diaphragm type Flywheel magneto CDI system NGK BPMR8Y Automatic recoil system Air Volume with straight pipe m3 min 21 7 Fuel Oil Regular grade petrol Minimum 89 Octane unleaded petrol is recommended Do not use fuel containing methyl alcohol or more than 10 of ethyl alcohol Two stroke air cooled engine oil ISO L EGD Stand ard ISO CD 13738 JASO FC FD ...

Page 27: ...004 108 EC use of harmonized standard EN ISO 14982 the requirements of Directive 2002 88 EC the requirements of Directive 2000 14 EC Conformity assessment procedure followed ANNEX V Measured sound power level 109dB A Guaranteed sound power level 112dB A PB 770 Serial Number 37001016 and up Tokyo October 1st 2009 YAMABIKO CORPORATION The authorized representative in Europe who is authorized to comp...

Page 28: ...28 X753 003 83 1 X753 112 400 1 2009 1Notes and rear cover 7 2 SUEHIROCHO 1 CHOME OHME TOKYO 198 8760 JAPAN PHONE 81 428 32 6118 FAX 81 428 32 6145 Printed in Japan 0x0xxxx zzzz ES ...

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Echo PB-770, Operator'S Manual

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