Zenoah HB250 Owner's/Operator's Manual
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Zenoah HB250 Owner's/Operator's Manual

Zenoah HB250 Owner's/Operator's Manual

Zenoah owner/operator manual
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OWNER / OPERATOR MANUAL
WARNING
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
APPLICABLE SERIAL NUMBERS :
DRIVE UNIT 40900101 and up
HANDHELD BLOWER
HB250
Thank you for purchasing a RedMax
product.
Before using our blower, please read
this manual carefully to understand the
proper use of your unit.
ENGINE UNIT KU413473 and up
848-L0F-93A0 (503)

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Summary of Contents for Zenoah HB250

  • Page 1 California to cause cancer, birth defects or other reproductive harm. APPLICABLE SERIAL NUMBERS : DRIVE UNIT 40900101 and up HB250 Thank you for purchasing a RedMax product. Before using our blower, please read this manual carefully to understand the proper use of your unit.

  • Page 2: Safety First

    Read this manual carefully to understand all safety precautions, controls, proper operation and maintenance of your RedMax blower. Failure to do so could result in serious injury. Instructions contained in warnings within this manual and warning seals marked with a symbol on the blower concern critical points which must be taken into consideration to prevent possible serious bodily injury, and for this reason you are requested to read all such instructions carefully and follow them without fail.

  • Page 3: Table Of Contents

    SAFETY PRECAUTIONS················································································ 4 OPERATOR USE OF BLOWER WORKING CONDITION AVOID NOISE PROBLEM AVOID CHANCES OF DAMAGE SYMBOLS ON THE MACHINE ······································································· 7 PARTS LOCATION & SPECIFICATIONS ······················································· 8 ASSEMBLY······································································································ 8 BLOWER PIPE FUEL················································································································ 9 RECOMMENDED MIXING RATIO HOW TO MIX FUEL FUELING THE UNIT OPERATION ··································································································...

  • Page 4: Safety Precautions

    Safety Precautions • Read this Blower Owner/Operator Manual carefully. understand how to operate this unit properly before you use it. Failure to do so could result in serious injury. • Be sure to keep this manual handy so that you may refer to it later whenever any questions arise.

  • Page 5: Working Condition

    Safety Precautions WARNING • Never use the blower without the screen at the air intake of the blower. Before each use, check that, the screw(1) is securely tightened and is free from any damage. WARNING • Never remove debris from the intake screen while the engine is running.

  • Page 6: Avoid Noise Problem

    Safety Precautions • Keep operation area clear of all persons, particularly small children and pets. Injury may result from flying debris. • Avoid using the blower where stable footing and balance are not assured. • Never touch the spark plug or plug cord while the engine is in operation.

  • Page 7: Symbols On The Machine

    Symbols on the machine For safe operation and maintenance, symbols are carved in relief on the machine. According to these indications, please be careful not to make a mistake. (a) The port to refuel the "MIX GASOLINE" Position: FUEL TANK CAP (b) The direction A to close the choke The direction B to open the choke Position: AIR CLEANER COVER...

  • Page 8: Parts Location & Specifications

    Parts Location & Specifications MODEL HB250 Dimensions ( L x W x H ) Dry Weight (without tube and nozzle) Fuel Tank Capacity Engine Type Piston Displacement Durability Period Carburetor Ignition System Spark Plug Muffler Operating Engine Speed Idle Speed Max.

  • Page 9: Fuel

    Fuel WARNING • Gasoline is very flammable. Avoid smoking or bringing any flame or sparks near fuel. Make sure to stop the engine and allow it cool before refueling the unit. Select outdoor bare ground for fueling and move at least 3m (10ft) away from the fueling point before starting the engine.

  • Page 10: Fueling The Unit

    Fuel again for at least one minute. As some oils may be difficult to agitate depending on oil ingredients, sufficient agitation is necessary for the engine to last long. Be careful that, if the agitation is insufficient, there is an increased danger of early piston seizing due to abnormally lean mixture.

  • Page 11: Operation

    Operation ■ STARTING ENGINE 1. Rest the unit on a flat, firm place. 2. Pump the primer until fuel flows out in the clear tube. 3. Move the choke lever upward to close the choke. Choke Lever 4. Holding the blower handle, pull the starter rope with your right hand.

  • Page 12: Maintenance

    Maintenance Maintenance, replacement, or repair of the emission control device and systems may be performed by any non-road engine repair establishment or individual. ■ MAINTENANCE CHART system/compornent fuel leaks, fuel spillage fuel tank, air filter, fuel filter idle adjusting screw spark plug cylinder fins, intake air cooling vent muffler, spark arrester, cylinder exhaust port clean...

  • Page 13: Spark Plug

    Maintenance ■ SPARK PLUG • The spark plug may gather carbon deposits on its firing end with reasonable use. Remove and inspect the spark plug every 25 hours and clean the electrodes as necessary with a wire brush. The spark gap should be adjusted to .024~.028 in.

  • Page 14: Procedures To Be Performed After Every 100 Hours Of Use

    Maintenance ■ PROCEDURES TO BE PERFORMED AFTER EVERY 50 HOURS OF USE • Remove the muffler, insert a screwdriver into the vent, and wipe away any carbon buildup. Wipe away any carbon buildup on the muffler exhaust vent and cylinder exhaust port at the same time. •...

  • Page 15: Parts List

    Parts List HANDHELD BLOWER NOTE : 1. Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and/or replacement. 2. KOMATSU ZENOAH does not warrant the machines, which have been damaged by the use of any parts other than those specified by the company.
  • Page 16 Parts List Fig.1 ENGINE GROUP HB250 16 ...
  • Page 17 Fig.1 ENGINE GROUP HB250 Key# Part Number Description 6457402 ROTOR 4309501 CRANKCASE&SHAFT ASSY 6968501 • BEARING 5687501 • SEAL 9071301 GASKET CASE 6968401 • RING 5687401 • SEAL 6634801 • SCREW 3075003 • CRANKCASE ASSY 3090101 CRANKSHAFT ASSY 6457303 PISTON...
  • Page 18 Parts List Fig.2 BLOWER GROUP HB250 Key# Part Number Description 848-L0F-55A1 VOLUTE CASE 848-L0F-55B0 VOLUTE COVER T4970-52000 SCREW TORX 6811-11130 GURD NET 6811-11170 SCREW 6811-11160 STOPPER 6811-11150 LEVER 6811-72200 SWITCH 848-L0F-31A0 ENGINE COVER T4960-53510 SCREW TORX 6811-12110 FAN 1650-43230 182301 NUT...

  • Page 19: Limited Warranty

    EMISSION-RELATED PARTS, FOR TWO (2) YEARS FROM THE DATE OF ORIGINAL DELIVERY OF THE UNIT, KOMATSU ZENOAH AMERICA INC. (THE COMPANY), THROUGH ANY RedMax DEALER, WILL REPAIR OR REPLACE, FREE OF CHARGE, FOR THE ORIGINAL AND EACH SUBSEQUENT PURCHASER, ANY PART OR PARTS FOUND TO BE DEFECTIVE IN MATERIAL AND/OR WORKMANSHIP.
  • Page 20 ZENOAH AMERICA INC. au (770)-381-5147 Note importante: vous recevrez une carte d'enregistrement de garantie au moment de l'achat. Veuillez la remplir et l'adresser à RedMax / KOMATSU ZENOAH AMERICA sous sept (7) jours en prenant soin de conserver une copie pour vous.

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