Shindaiwa EB790/RT Operator's Manual
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Shindaiwa EB790/RT Operator's Manual

Shindaiwa EB790/RT Operator's Manual

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Power Blower
The engine exhaust from this product contains chemicals
known to the State of California to cause cancer, birth defects,
or other reproductive harm.
Read and understand all provided literature before
use. Failure to do so could result in serious injury.
Note: This product complies with CAN ICES-2/NMB-2.
X7501201900
© 10/23 ECHO Incorporated
Operator's
Manual
EB790/RT

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Summary of Contents for Shindaiwa EB790/RT

  • Page 1 Operator’s Manual EB790/RT Power Blower The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. Read and understand all provided literature before use. Failure to do so could result in serious injury.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS EB790/RT TABLE OF CONTENTS Introduction ....................3 Servicing Information .................. 3 Parts and Serial Number..............3 Service ....................4 Consumer Product Support ..............4 Product Registration ................4 Additional Literature ................4 Safety ......................5 Manual Safety Symbols and Important Information ......5 International Symbols ................

  • Page 3: Introduction

    SERVICING INFORMATION Parts and Serial Number Genuine Shindaiwa Parts and Assemblies for your Shindaiwa products are available only from an Authorized Shindaiwa Dealer. When you do need to buy parts always have the Model Number and Serial Number of the unit with you.

  • Page 4: Service

    Service Service of this product during the warranty period must be performed by an Authorized Shindaiwa Service Dealer. For the name and address of the Authorized Shindaiwa Service Dealer nearest you, ask your retailer or call: 1-877-986-7783. Dealer information is also available on www.shindaiwa- usa.com.

  • Page 5: Safety

    EB790/RT SAFETY SAFETY Manual Safety Symbols and Important Information Throughout this manual and on the product itself, you will find safety alerts and helpful, informational messages preceded by symbols or key words. The following is an explanation of those symbols and key words and what they mean to you.

  • Page 6: International Symbols

    SAFETY EB790/RT International Symbols Symbol Description Symbol Description Read and Carburetor Understand the Adjustment - High Operator’s Manual Speed Mixture Carburetor Wear Eye, Ear and Adjustment - Idle Head Protection Speed Carburetor Wear Hand Adjustment - Low Protection Speed Mixture...
  • Page 7 EB790/RT SAFETY Symbol Description Symbol Description Choke Control DO NOT Smoke “COLD START” Near Fuel Position (Choke Closed) Choke Control Wear Slip “RUN” Position Resistant (Choke Open) Footwear Beware of thrown objects Keep Bystanders and Helpers Away 15 m (50 ft.).

  • Page 8: Personal Condition And Safety Equipment

    SAFETY EB790/RT Personal Condition and Safety Equipment Cancer and Reproductive Harm www.P65Warnings.ca.gov The muffler or catalytic muffler and surrounding cover may become extremely hot. Always keep clear of exhaust and muffler area, otherwise serious personal injury might occur. Users of this product risk injury to themselves and others if the unit is used improperly and/or safety precautions are not followed.
  • Page 9 EB790/RT SAFETY Hand Protection Wear sturdy, no-slip, rubber work gloves to improve your grip on the handles. Gloves also provide protection against cuts and scratches, cold environments, and reduce the transmission of machine vibration to your hands. Hearing and Ear Protection ECHO recommends wearing personal protective equipment whenever unit is used.
  • Page 10 SAFETY EB790/RT The components of this machine generate an electromagnetic field during operation, which can 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 before operating this machine.
  • Page 11 EB790/RT SAFETY Repetitive Stress Injuries (RSI) 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).
  • Page 12 SAFETY EB790/RT Read the Manual • Provide all users of this equipment with literature for instructions on safe operation. Clear the Work Area • Clear the area of children, bystanders, and pets. At a minimum, keep all children, bystanders, and pets outside a 15 m (50 ft.) radius; outside the 15 m (50 ft.) zone, there is still a risk of injury from thrown objects.

  • Page 13: Equipment

    EB790/RT SAFETY Equipment Use only approved attachments. Serious injury can result from the use of a non-approved attachment combination. ECHO Incorporated will not be responsible for the failure of cutting devices, attachments or accessories which have not been tested and approved by ECHO. Read and comply with all safety instructions listed in this manual.

  • Page 14: Emission Control (Exhaust & Evaporative)

    EMISSION CONTROL EB790/RT EMISSION CONTROL (EXHAUST & EVAPORATIVE) EPA Emissions Control Information The emission control system for EMISSION CONTROL INFORMATION the engine is EM (engine ENGINE FAMILY: XEHXS.0214KO DISPLACEMENT: 21.2 cc modification) and, if the second to EMISSION COMPLIANCE PERIOD: 300 Hours last character of the Engine Family THIS ENGINE MEETS U.S.EPA EXH/EVP EMISSION...

  • Page 15: Description

    Locate the safety decal(s) or etching(s) on your unit. Make sure they are legible, and that you understand and follow the instructions. If any cannot be read, replacements can be ordered from your Shindaiwa dealer. Images shown below are for example only. Those on your unit might appear slightly different.
  • Page 16 DESCRIPTION EB790/RT EB790 Handle Throttle Position Lever / Stop Switch Air Cleaner Shoulder Harness Safety Decal / Etching Stick Handle Blower Pipes Flexible Pipe Spark Arrester Muffler (with or without Catalyst) 10. Fuel Tank 11. Fuel Tank Cap 12. Spark Plug 13.
  • Page 17 Locate the safety decal(s) or etching(s) on your unit. Make sure they are legible, and that you understand and follow the instructions. If any cannot be read, replacements can be ordered from your Shindaiwa dealer. Images shown below are for example only. Those on your unit might appear slightly different.
  • Page 18 DESCRIPTION EB790/RT EB790RT Air Cleaner Shoulder Harness Safety Decal / Etching Handle Throttle Position Lever Throttle Trigger Blower Pipes Flexible Pipe Spark Arrester Muffler (with or without Catalyst) 10. Fuel Tank 11. Fuel Tank Cap 12. Spark Plug 13. Choke 14.

  • Page 19: Contents

    Due to packaging restrictions, some assembly may be necessary. After opening the carton, check for damage. Immediately notify your retailer or Shindaiwa Dealer of damaged or missing parts. Use the contents list to check for missing parts. EB790...

  • Page 20: Assembly

    ASSEMBLY EB790/RT ASSEMBLY EB790 Never perform maintenance or assembly procedures with engine running or serious personal injury may result. Install Blower Pipes and Stick Handle Assemble clamps (A) onto both ends of flexible pipe (B). Insert anti-static wire through flex tube, into swivel pipe.
  • Page 21 EB790/RT ASSEMBLY Loosen knob (E) completely and expand stick handle clamp. Align wire (G) in handle with grounding strip on swivel pipe (C). Slide stick handle onto swivel pipe (C). Stick handle (F) should be angled away from operator. Position stick handle (F) for comfortable operation.

  • Page 22: Install Blower Pipes

    ASSEMBLY EB790/RT EB790RT Never perform maintenance or assembly procedures with engine running or serious personal injury may result. Install Blower Pipes Assemble clamps (A) and (G) onto both ends of flexible pipe (B). Note: Clamp with cable guide loop (G) fits elbow end of flexible pipe.
  • Page 23 EB790/RT ASSEMBLY Position throttle cable along the outside of elbow. Loosen knob (H) on handle (E). Install onto swivel pipe (C). Insert anti-static wire into swivel pipe. Assemble swivel pipe into flexible pipe and tighten clamp (A). Clip throttle cable into throttle cable guide loop.

  • Page 24: Operation

    OPERATION EB790/RT OPERATION 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 servicing unit.

  • Page 25: Fuel

    NOT approved. Use of ECHO branded fuel is recommended to extend engine life in all air-cooled 2-stroke and 2/4-stroke hybrid engines. Two Stroke Oil - A 2-stroke engine oil, such as Shindaiwa branded 2-stroke oils, meeting ISO-L-EGD (ISO/CD 13738) and J.A.S.O. FD Standards must be used.
  • Page 26 AVOID repeated or prolonged skin contact.  AVOID inhaling oil mists or vapors.  Shindaiwa branded 2-stroke oils may be mixed at 50:1 ratio for application in all Shindaiwa engines sold in the past, regardless of ratio specified in those manuals. Handling Fuel Fuel is VERY flammable.
  • Page 27 EB790/RT OPERATION Gasoline vapor is heavier than air, and can travel along the ground to nearby sources of ignition such as electrical motors, pilot lights, and hot or running engines. Vapors ignited by an ignition source can flash back to the fuel container, resulting in an explosion, fire, serious or fatal injuries, and extensive property damage.

  • Page 28: Starting Cold Engine

    OPERATION EB790/RT Stored 2-stroke fuel may separate. ALWAYS shake fuel container thoroughly before each use. Used oil and gasoline, and soiled towels are hazardous waste materials. Disposal laws vary by locality. Starting Cold Engine EB790 only: • Rotate spring loaded throttle arm downward to a comfortable operating position.
  • Page 29 EB790/RT OPERATION Recoil Starter Pull recoil starter handle (D) until engine fires, or a maximum of 5 pulls. If engine fires and remains running, pull throttle trigger or advance throttle lever to automatically return choke to run position, then proceed to engine warm up.

  • Page 30: Starting Warm Engine

    OPERATION EB790/RT Starting Warm Engine The starting procedure is the same as Cold Start except DO NOT close the choke. Throttle Lever Move throttle lever (A) to IDLE position. Purge Bulb EB790 Pump purge bulb (C) until fuel is visible. Pump bulb an additional 4 or 5 times.

  • Page 31: Stopping Engine

    EB790/RT OPERATION Stopping Engine EB790 Throttle Lever EB790 Move throttle lever (A) to IDLE position and allow engine to return to idle before shutting off engine. Throttle Lever Move throttle lever (A) to (STOP) position. EB790RT Throttle Lever EB790RT Release throttle trigger. Move...
  • Page 32 OPERATION EB790/RT Always wear safety glasses, hearing protection and a face filter mask or serious personal injury may result. Do not point the blower pipe in the direction of people or pets. Use reduced speed only when performing light-duty tasks or to comply with local noise regulations.
  • Page 33 EB790/RT OPERATION EB790 Set engine speed with throttle position lever (A). EB790RT EB790 Control engine speed with throttle trigger (B), or for continuous use, set engine speed with throttle position lever (A). Use lower speed to blow dry leaves from walks, patios and drives.
  • Page 34 OPERATION EB790/RT For Operator Comfort in Cold Weather Operation: This product should not be used in temperatures below 15° F (-9° C) otherwise damage to the fuel lines may occur. Install cold weather insert (B) on frame over air intake.

  • Page 35: Maintenance

    EB790/RT MAINTENANCE MAINTENANCE 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 servicing unit.

  • Page 36: Maintenance Intervals

    MAINTENANCE EB790/RT Maintenance Intervals REQ’D COMPONENT/SYSTEM MAINTENANCE PROCEDURE SKILL LEVEL Daily or Before Use Air Filter Inspect/Clean * Choke Shutter Inspect/Clean * Fuel System Inspect Cooling System Inspect/Clean Recoil Starter Rope Inspect/Clean * Screws/Nuts/Bolts Inspect/Tighten/Replace * Every Refuel Fuel System...

  • Page 37: Air Filter

    EB790/RT MAINTENANCE Air Filter Level 1. Parts required: Tune-Up Kit. Close choke (COLD START position). This prevents dirt from entering the carburetor throat when the air filter is removed. Brush accumulated dirt from air cleaner area. Remove air filter cover, foam pre-filter, and air filter. Brush dirt from inside cover.

  • Page 38: Fuel Filter

    MAINTENANCE EB790/RT Fuel Filter Level 1. Parts required: Tune-Up Kit. Fuel is VERY flammable. Use extreme care when mixing, storing or handling, or serious personal injury can result. Use a clean rag to remove loose dirt from around fuel cap and empty fuel tank.

  • Page 39: Spark Plug

    EB790/RT MAINTENANCE Spark Plug Level 2. Parts required: Tune-Up Kit Use only NGK CMR7H spark plug otherwise severe engine damage can occur. Remove spark plug and check for fouling, worn and rounded center electrode. Clean the plug or replace with a new one.
  • Page 40 MAINTENANCE EB790/RT Removal of cooling passage blockages or cleaning of cooling fins is considered “Normal Maintenance.” Any failure attributed to lack of maintenance is not warranted. Clear Debris Brush accumulated debris from intake grill and other cooling passages. Cleaning Cylinder Fins Disconnect spark plug lead from spark plug.

  • Page 41: Exhaust System

    EB790/RT MAINTENANCE Exhaust System Spark Arrester Screen Level 2. Parts required: Spark Arrester Screen Carbon deposits in muffler will cause a drop in engine output and overheating. Spark arrester screen must be checked periodically. Disconnect spark plug lead from spark plug.

  • Page 42: Carburetor Adjustment

    MAINTENANCE EB790/RT Use a wood or plastic scraping tool to clean deposits from cylinder exhaust port. 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.
  • Page 43 EB790/RT MAINTENANCE High Altitude Operation This engine has been factory adjusted to maintain satisfactory starting, emission, and durability performance up to 335 m (1,100 ft.) above sea level. To maintain proper engine operation and emission compliance above 335 m (1,100 ft.) ASL the carburetor may need to be adjusted by an authorized service dealer.

  • Page 44: Throttle Cable Adjustment (Eb790Rt Only)

    MAINTENANCE EB790/RT Check idle speed and reset if necessary. If a tachometer is available, idle speed screw (A) should be set to the specifications found on “Specifications” Page of this manual. Turn idle screw (A) clockwise to increase idle speed; counterclockwise to decrease idle speed.

  • Page 45: Troubleshooting

    EB790/RT TROUBLESHOOTING Turn adjustment screw until throttle trigger free play is 4 - 6 mm 4 - 6 mm (3/16-1/4 in.). (3/16 - 1/4 in.) After adjustment, squeeze and release throttle trigger several times to verify carburetor throttle shaft has full range of movement from idle to wide open throttle positions.
  • Page 46 TROUBLESHOOTING EB790/RT ENGINE PROBLEM TROUBLESHOOTING CHART Problem Check Status Cause Remedy Ignition at Move ignition STOP position away from STOP Spark at position. end of plug Electrical Engine See your dealer wire problem starts hard or Interlock switch No spark...

  • Page 47: Storage

    EB790/RT STORAGE 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 in enclosure where fuel fumes may accumulate or reach an open flame or spark.

  • Page 48: Specifications

    SPECIFICATIONS EB790/RT SPECIFICATIONS MODEL EB790 EB790RT Length (with pipes) 1,606 mm (63.2 in.) Width (with pipes) 593 mm (23.3 in.) 553 mm (21.8 in.) Height (with pipes) 487 mm (19.2 in.) Weight (full tank) (with 13.4 kg (29.5 lb.) 13.3 kg (29.3 lb.)
  • Page 49 EB790/RT SPECIFICATIONS MODEL EB790 EB790RT Air Volume 24 m /min. (835 ft. /min.) Sound Level at 15.25 m (50 ft.) dB(A) scale per 76 dB(A) ANSI B175.2 X7501201900 © 10/23 ECHO Incorporated...

  • Page 50: Product Registration

    PRODUCT REGISTRATION Thank you for choosing Shindaiwa Power Equipment Please go to http://www.shindaiwa-usa.com to register your new product on-line. It's FAST and EASY! NOTE: your information will never be sold or misused by ECHO Incorporated. Registering your purchase enables us to contact you in the unlikely event of a service update or product recall, and verifies your ownership for warranty consideration.
  • Page 51 EB790/RT PRODUCT REGISTRATION X7501201900 © 10/23 ECHO Incorporated...
  • Page 52 P57912001001 - P57912999999 P58013001001 - P58013999999 P58112001001 - P58112999999 P58213001001 - P58213999999 ECHO INCORPORATED 400 Oakwood Road Lake Zurich, IL 60047 -usa www.shindaiwa .com...

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