Echo PB-770 H/T manuale d’uso

Specifications, descriptions and illustrativ e material in th is literature are as accurate as known at the time of publ ication, but are subject to change without notice . Illustrations ma y include optional equipment and accessories, and ma y not include all standard equipment. Operator ’ s Manual X7531123904 © 4/2013 ECHO Inc. X7722271404 / X[...]

2 X7531123904 © 4/2013 ECHO Inc. TABLE OF CONTENTS PB-770 H/T TABLE OF CONTENTS Table of contents .................................................... .......................................................... ................. 2 Introduction ................................................... ......................................................[...]

PB-770 H/T INTRODUCTION X7531123904 3 © 4/2013 ECHO Inc. INTRODUCTION W elcome to the ECHO f amily . This ECHO product w as designed and manuf actured to provide long lif e and on-the-job dependability . Read and understand this man ual. Y ou will find it easy to use and full of helpful operating tips and SAFETY messages. The Operator’s Manual K[...]

4 X7531123904 © 4/2013 ECHO Inc. SAFETY PB-770 H/T SAFETY Manual Safety Symbols an d Important Information Throughout this manual and on the product itself , y ou will find saf ety aler ts and helpful, inf or mational messages preceded by symbols or ke y words. The f ollo w ing is an expla nation of those symbols and ke y words and what the y mean[...]

PB-770 H/T SAFETY X7531123904 5 © 4/2013 ECHO Inc. Personal Condition and Safety Equipment Users of this product risk injury to themselves and others if the unit is used improperly and/o r safety precautions are not followed. Prope r clothing and safety gear must be worn when operating unit. Physical Condition Y our judgment and ph ysical dexterit[...]

6 X7531123904 © 4/2013 ECHO Inc. SAFETY PB-770 H/T The ignition components  of thi s machine generate an electromagnetic field  during opera tion which may interfere with some pacemakers.  To reduce the risk of serious or fatal injury, persons with pacemakers should consult with their physician and the pacemaker manufacturer be fore opera[...]

PB-770 H/T SAFETY X7531123904 7 © 4/2013 ECHO Inc. Do not operate this product indoors or in inadequate ly ventilated areas. Engine exhaust contains poisonous emissions and can cau se serious injury or death. Read the Manual • Provide all users of this equipment wit h the Operator’ s Manual f or instructions on Saf e Operation. Clear the W ork[...]

8 X7531123904 © 4/2013 ECHO Inc. EMISSION CONTROL (EXHAUST & EVAPORATIVE) PB-770 H/T Moving parts can amputate fingers or cause severe injuries. Ke ep 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,[...]

PB-770 H/T DESCRIPTION X7531123904 9 © 4/2013 ECHO Inc. DESCRIPTION PB-770 H Locate the saf ety decal(s) on you r unit. Make sure the decal(s) is legib le and that you underst and and follo w the instructions on it. If a decal cannot be read, a ne w one can be ordered from y our ECHO dealer . See P AR TS ORDERING instru ctions f or specific inf or[...]

10 X7531123904 © 4/2013 ECHO Inc. DESCRIPTION PB-770 H/T 1. SP ARK PLU G - Pro vides spar k to ignite fuel mixture . 2. SAFETY DECAL - Lists important sa fety precautions. 3. SP ARK ARRESTOR - CA T AL YTIC MUFFLER / MUFFLER - The muff ler or catalytic muffler co ntrols exhaust noise and emission. The spark arre stor screen prevents hot, glowing pa[...]

PB-770 H/T DESCRIPTION X7531123904 11 © 4/2013 ECHO Inc. PB-770 T Locate the saf ety decal(s) on you r unit. Make sure the decal(s) is legib le and that you underst and and follo w the instructions on it. If a decal cannot be read, a ne w one can be ordered from y our ECHO dealer . See P AR TS ORDERING instru ctions f or specific inf or mation. 9 [...]

12 X7531123904 © 4/2013 ECHO Inc. DESCRIPTION PB-770 H/T 1. SP ARK PLU G - Pro vides spar k to ignite fuel mixture . 2. SAFETY DECAL - Lists important sa fety precautions. 3. SP ARK ARRESTOR - CA T AL YTIC MUFFLER / MUFFLER - The muff ler or catalytic muffler co ntrols exhaust noise and emission. The spark arre stor screen prevents hot, glowing pa[...]

PB-770 H/T CONTENTS X7531123904 13 © 4/2013 ECHO Inc. CONTENTS After opening the car ton, chec k f or damage. Immediately not ify your retailer or ECHO De aler of damaged or missing par ts. Use the contents list to check f or missing par ts. PB-770 H ____ 1 - P o wer Head ____ 1 - Fle x Pipe ____ 1 - Pipe w/s wivel ____ 1 - Straight Pipe ____ 1 - [...]

14 X7531123904 © 4/2013 ECHO Inc. ASSEMBLY PB-770 H/T ASSEMBLY PB-770 H Never perform maintenance or assembly procedures with engine running or serious personal injury may result. Install Blower Pipes/Stick Handle 1. Assemble clamps (A) onto bot h ends of flexib le pipe (B). 2. Assemble s wiv el pipe (C) into flexib le pipe (B) and tighten clamp ([...]

PB-770 H/T ASSEMBLY X7531123904 15 © 4/2013 ECHO Inc. 8. Assemble straig ht pipe (J) onto s wiv el pipe (C), until y ou feel light resistance. Do not force connection. Hold s wiv el pipe and turn straight pipe clockwise , engaging positive loc king channels, u ntil connection is fir m. Do not f orce connection. 9. Assemble stra ight pipe with deca[...]

16 X7531123904 © 4/2013 ECHO Inc. ASSEMBLY PB-770 H/T 6. Assemble fle xible pipe (B) to elbow (D) on b lower . P osition guide loop (G) on out side of fle x ib le pipe (aw ay from b lower) and tighten clamp (A). Note: A light lubricant ma y be used to ease assemb ly of fle xible pipe to bl ower elbo w . 7. Clip throttle cab le into throttle cable [...]

PB-770 H/T OPERATION X7531123904 17 © 4/2013 ECHO Inc. OPERATION Moving parts can amputate fingers or cause severe injurie s. Keep hands, clothing and loose obj ects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a complete stop befo re removing obstructions, clearing debris, or servi[...]

18 X7531123904 © 4/2013 ECHO Inc. OPERATION PB-770 H/T • Fuel tanks/cans may be under pressure. Always loosen fuel caps slowly allowing pressure to equalize. • NEVER refuel a unit when t he engine is HOT or RUNNING! • DO NOT fill fuel tanks indoors. ALWAYS fil l fuel tanks outdoors over bare ground. • DO NOT overfill fuel tank. Wipe up spi[...]

PB-770 H/T OPERATION X7531123904 19 © 4/2013 ECHO Inc. Starting Cold Engine • Recoil star ter : Use shor t pulls - only 1/2-2/3 of rope length f or star ting. Do not allow t he rope to snap back in. Alwa ys hold the unit firmly . • (PB-770H): Rotate spring loaded throttle arm downwa rd to a comfor tab le operating position. - PB-770 H 1. Throt[...]

20 X7531123904 © 4/2013 ECHO Inc. OPERATION PB-770 H/T Starting Warm Engine The star ting procedure is the same as Cold Star t e xcept DO NO T close the choke . - PB-770 H 1. Throttle Le ver Mov e throttle position le v er (A) to IDLE DETENT positions. - PB-770 T 1. Throttle P osition / Stop Switch Button Slide Throttle P osition / Stop Sw itch Bu[...]

PB-770 H/T OPERATION X7531123904 21 © 4/2013 ECHO Inc. Operating Blower Engine exhaust IS HOT, and contains Carbon Monoxide (CO), a poison gas . Breathing CO can cause unconsciousness, serious injury, or death . Exhaust can cause serious burns. ALWAYS position unit so that exhaust is directed away from yo ur face and body. Always wear safety glass[...]

22 X7531123904 © 4/2013 ECHO Inc. OPERATION PB-770 H/T Cold W eather Operation: 1. Remov e back cushion (A) from fr ame. 2. Install intak e cover (B) on f rame ov er air intake. 3. Install bac k cushion (A) to frame ov er intak e cov er . Note: Blow er performance ma y be reduced slightly . A B[...]

PB-770 H/T MAINTENANCE X7531123904 23 © 4/2013 ECHO Inc. MAINTENANCE Moving parts can amputate fingers or cause severe injuries. Ke ep 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 befo re removing obstructions, clearing debris, or se[...]

24 X7531123904 © 4/2013 ECHO Inc. MAINTENANCE PB-770 H/T Air Filter Level 1. 1. Close choke ( cold star t position). This pre vents dir t from entering the carburetor throat when the air filter is remo ved. Brush accumulated dir t from air cleaner area. 2. Remov e air filter cov er , air filter , retainer , and f oam pre-filter . Brush dir t from [...]

PB-770 H/T MAINTENANCE X7531123904 25 © 4/2013 ECHO Inc. Spark Plug Level 2. Use only NGK BPM-8Y spark plug (BPMR-8Y in Canada) otherwise se vere e ngine damage may occur . 1. Remov e spark plug and check f or f ouling, worn and rounded center electrode. 2. Clean the plug or replace with a n ew one. DO NO T sand blast to clean. Remaining sand will[...]

26 X7531123904 © 4/2013 ECHO Inc. MAINTENANCE PB-770 H/T Cleaning Cylinder Fins 1. Disconnect spark plug lead from spark plug. 2. Remov e air filter cov er . 3. Remov e engine cov er 4. Clean cylinder fins (A) to al lo w cooling air to pass freely 5. Install engine cov er 6. Install air filter cov er . 7. Connect spark plug lead. Exhaust System Sp[...]

PB-770 H/T MAINTENANCE X7531123904 27 © 4/2013 ECHO Inc. Ne ver use a metal tool to scr ape carbon from the e xha ust por t. Do not scratch the cylinder or piston when cleaning the e xhaust por t. Do not allo w carbon par ticles to enter the cylinder . 4. Inspect muffler gask et, and replace if damaged. 5. Install muffler gask et and muffler . 6. [...]

28 X7531123904 © 4/2013 ECHO Inc. MAINTENANCE PB-770 H/T 1. Star t engine, run at idle f or one minute . 2. Complete warm up by running at full throttle f or 5 minutes , operating chok e twice to clear air from ca rburetor chambers . 3. Check id le speed and reset if necessar y . If a tachometer is av ailab le, idle speed scre w (A) should be set [...]

PB-770 H/T TROUBLESHOOTING X7531123904 29 © 4/2013 ECHO Inc. TROUBLESHOOTING Fuel vapors are extremely flamm able and may cause fire and/or explosion. Never test fo r ignition spark by grounding spark plug nea r cylinder plug hole, otherwise serious personal injury may result. ENGINE PROBLEM TR OUBLESHOOTING CHART Problem Check Status Cause Remedy[...]

30 X7531123904 © 4/2013 ECHO Inc. STORAGE PB-770 H/T STORAGE During operation the muffler or catalytic muffler 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. Long Term Storage (Over 30 Days) Do not store y o[...]

PB-770 H/T SPECIFICATIONS X7531123904 31 © 4/2013 ECHO Inc. SPECIFICATIONS MODEL PB-770H, PB-770T Length 770H 375mm (14.8 in.) (w/o pipes) Length 770T 375mm (14.8 in.) (w/o pipes) Width 770H 535 mm (21.1 in.) Width 770T 490 mm (19.3 in.) Height 770H 475 mm (18.7 in.) Height 770T 475 mm (18.7 in.) Weight (dry) 770H 10.0 kg (22.0 lb.) (w/o pipes) We[...]

32 X7531123904 © 4/2013 ECHO Inc. WARRANTY STATEMENTS PB-770 H/T WARRANTY STATEMENTS ECHO LIMITED W ARRANTY ST A TEMENT FOR PRODUCT SOLD IN USA AND CANADA BEGINNING 01/01/2010 ECHO'S RESPONSIBILITY ECHO Incorporated’s Limited W arranty , provides to the original purchaser that this ECHO product is free from defects in materia l and workmans[...]

PB-770 H/T WARRA NTY STATEMENTS X7531123904 33 © 4/2013 ECHO Inc. PURCHASED REP AIR P ARTS, SHORT BLOCKS AND ACCESSORIES  ?[...]

34 X7531123904 © 4/2013 ECHO Inc. NOTES PB-770 H/T NOTES[...]

PB-770 H/T NOTES X7531123904 35 © 4/2013 ECHO Inc.[...]

36 (H) P0521100 1001/P05211999999 (H) P0291200 1001/P02912999999 (T) P0531100 1001/P05311999999 (T) P0301200 1001/P03012999999[...]