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T4022-96110 (111)
OWNER/OPERATOR MANUAL
HANDHELD BLOWER
HBZ2500
Thank you for purchasing a RedMax
WARNING
product.
Before using our blower, please read
The engine exhaust from this product
this manual carefully to understand the
contains chemicals known to the State
of California to cause cancer, birth proper use of your unit.
defects or other reproductive harm.
APPLICABLE SERIAL NUMBERS :
DRIVE UNIT 100101 and up ENGINE UNIT 100101 and up
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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. SAFETY FIRST 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
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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 BLOWE
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Safety Precautions •Wear rubber-soled shoes or shoes with • Read this Blower Owner/Operator Manual some other form of anti-slip protection to carefully. Be sure you understand how to help protect you against falling. operate this unit properly before you use • Be sure to wear proper work clothing. it. Failure to do so could result in serious injury. n USE OF BLOWER • Each time before starting the engine, inspect the entire unit to see if every part is in good order and is securely tightened in p
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Safety Precautions •All engine service except for those WARNING described in this manual should be • Never use the blower without the screen performed by competent service personnel. at the air intake of the blower. Before Improper service to the blower fan and each use, check that the screen is muffler could cause a hazardous failure. attached in place and is free from any damage. n WORKING CONDITION WARNING •Keep open flames and sparks away from the area where fuel is handled or stored, as the
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Safety Precautions •Keep operation area clear of all persons, n AVOID NOISE PROBLEM particularly small children and pets. Injury NOTE may result from flying debris. • Avoid using the blower where stable footing Check and follow the local regulations and balance are not assured. as to sound level and hours of •Never touch the spark plug or plug cord operations for blower. while the engine is in operation. Doing so may result in being subjected to an • In general, operate blowers between electric
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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 take a mistake. (a) The port to refuel the "MIX GASOLINE" Position: FUEL TANK CAP (b) The direction to close the choke Position: AIR CLEANER BODY (c) The direction to open the choke Position: AIR CLEANER BODY INFORMATION IMPORTANTE CONCERNANT LE MOTEUR IMPORTANT ENGINE INFORMATION Ce moteur est conformc aux normcs U.S. EPA PH2 et 2001
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Parts Location & Specifications MODEL HBZ2500 Dimensions ( L x W x H ) mm ( in ) 327 x 273 x 360 (12.9 x 10.7 x 14.2) Dry Weight (without tube and nozzle) kg ( ibs ) 3.8 (8.4) Fuel Tank Capacity liter ( fl. oz ) 0.65 (22.0) Engine Type Air cooled 2-cycle gasoline engine 3 Piston Displacement cm ( cu. in ) 25.4 (1.60) Durability Period 300h Carburetor Walbro Diaphragm type Ignition System CDI Spark Plug NGK CMR7A Muffler Spark arrester equipped Operating Engine Speed rpm 2.800 ~ 7.890 Idle Speed
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Fuel • Unleaded gasoline is recommended to WARNING reduce the contamination of the air for the sake of your health and the environment. • Gasoline is very flammable. Avoid • Poor quality gasolines or oils may damage smoking or bringing any flame or sealing rings, fuel lines or fuel tank of the sparks near fuel. Make sure to stop the engine. engine and allow it cool before refueling the unit. Select outdoor bare n HOW TO MIX FUEL ground for fueling and move at least 1. Measure out the quantities
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Operation n STARTING ENGINE n RESTARTING ENGINE WHILE ENGINE IS HOT 1. Rest the unit on a flat, firm place. 1. When restarting the engine immediately 2. Pump the primer until fuel flows out in the after stopping it, leave the choke open. clear tube. 2. If the engine won't start after several attempts, close the choke and repeat pulling the rope or remove the spark plug and dry it. n STOPPING ENGINE Move the throttle lever to the idling position and press the stop switch (red button) until the
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Maintenance n FUEL FILTER WARNING • A clogged fuel filter may cause poor acceleration of the engine. Check •Make sure that the engine has stopped periodically to see if the filter is clogged and is cool before performing any with dirt. The filter can be taken out of the service to the blower. Contact with fueling port using a small wire hook. rotating blower fan or hot muffler may Disconnect the filter assembly from the fuel result in a personal injury. pipe and unhook the retainer to disassembl
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Maintenance n MUFFLER n AIR INLET SCREEN IMPORTANT WARNING •Inspect periodically the muffler for loose •Blowing air is taken in from the air inlet fasteners, any damage or corrosion. If any screen. When air flow has dropped down sign of exhaust leakage is found, do not during operation, stop the engine and use the blower and have it repaired inspect the air inlet screen for blocking by immediately. obstacles. •Note that failing to do so may result in • Note that failure to remove any such the en
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Maintenance n HOW TO INSTALL THE AIR INLET n PROCEDURES TO BE PERFORMED SCREEN TO THE VOLUTE COVER AFTER EVERY 100 HOURS OF USE • Put the mark ss of the air inlet screen to the •Remove the muffler, insert a screwdriver mark ll of the volute cover in line. into the vent, and wipe away any carbon •Turn the air inlet screen clockwise (arrow buildup. Wipe away any carbon buildup on direction) and make sure it is firmly the muffler exhaust vent and cylinder installed. exhaust port at the same time. •
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Troubleshooting guide Case 1. Starting failure CHECK PROBABLE CAUSES ACTION fuel tank incorrect fuel drain it and with correct fuel fuel filter fuel filter is clogged clean carburetor adjustment screw out of normal range adjust to normal range sparking (no spark) spark plug is fouled/wet clean/dry plug gap is incorrect correct (GAP: 0.6~0.7mm) spark plug disconnected retighten Case 2. Engine starts but does not keep running/Hard re-starting. CHECK PROBABLE CAUSES ACTION
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Parts List HANDHELD BLOWER HBZ2500 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. 3. When placing parts orders for repair and/or replacement, check if the model name and the serial number are applicable to those specified in the parts list, then use parts number described in the parts list. 4. Th
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Parts List Fig.1 ENGINE GROUP HBZ2500 16
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Fig.1 ENGINE GROUP HBZ2500 Key# Part Number Description Q'ty Key# Part Number Description Q'ty 1 4810-12111 CYLINDER 1 61 1751-81510 • PUMP, priming 1 2 4810-12210 GASKET 1 62 4810-81251 • JET, #38.5 1 3 4820-12130 BOLT TORX, M5x22 2 63 1751-81240 • O-RING 1 4 4810-13162 INSULATOR 1 64 1751-81130 • RING 1 5 T1512-13120 GASKET, INSU 1 65 1881-81140 • SWIVEL 1 6 4810-13130 GASKET, CARB 1 66 1752-81110 • SCREW 2 7 4820-13180 BOLT TORX, M5x20 2 67 5500-81120 • BRACKET 1 8 4810-16100 REEDVALVE-A(S) 1
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Parts List Fig.2 BLOWER GROUP HBZ2500 18
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Fig.2 BLOWER GROUP HBZ2500 Key# Part Number Description Q'ty Key# Part Number Description Q'ty 1 6811-11110 VOLUTE CASE 1 2 T4022-11300 VOLUTE COVER-A 1 3 1600-33130 SCREW 3 4 T4970-52001 SCREW TORX 12 5 6811-11130 GURG NET 1 6 6811-11160 STOPPER 1 7 T4970-51410 SCREW TORX 1 8 6811-11150 LEVER 1 9 6811-72200 SWITCH 1 10 T4022-11210 ENGINE COVER 1 11 4820-85510 SCREW TORX 2 12 T4960-53510 SCREW TORX 4 13 6811-12110 FAN 1 14 1650-43230 182301 NUT 1 15 6811-12220 WASHER 2 16 T4022-19110 LABEL, CAUT
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CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS THE CALIFORNIA AIR RESOURCES BOARD AND KOMATSU ZENOAH Co. ARE PLEASED TO EXPLAIN THE EMISSION CONTROL SYSTEM WARRANTY ON YOUR 1995 AND LATER LAWN AND GARDEN EQUIPMENT ENGINE. IN CALIFORNIA, NEW UTILITY AND LAWN AND GARDEN EQUIPMENT ENGINES MUST BE DESIGNED, BUILT AND EQUIPPED TO MEET THE STATE'S STRINGENT ANTI-SMOG STANDARDS. KOMATSU ZENOAH Co, MUST WARRANT THE EMISSION CONTROL SYSTEM ON YOUR LAWN AND GARDEN E
