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EXtreme™
EXZ2450S-PH
BC-EX2
LRT-EX
PS-EX
848-J9W-93A0 (909)
OWNER'S/OPERATOR'S
MANUAL
EXZ2450S-PH
HE-EX2
WARNING
The engine exhaust from this
product contains chemicals
known to the State of California to
cause cancer, birth defects or
other reproductive harm.
WARNING
Before using our products,
please read this manual carefully
to understand the proper use of
your unit.
APPLICABLE SERIAL NUMBERS :
ENGINE UNIT 60100000
PH-EXZ
60300000
BC-EX2
50200000
LRT-EX
000531
PS-EX
000000
HE-EX2
000101
RMS-EX
000101
EXZ2450S-PH
2009-08
U
S
RMS-EX
and up
and up
and up
and up
and up
and up
and up
US-1

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Summary of Contents for RedMax EXTREME EXZ2450S-PH

  • Page 1 EXtreme™ EXZ2450S-PH BC-EX2 EXZ2450S-PH LRT-EX PS-EX EXZ2450S-PH 848-J9W-93A0 (909) 2009-08 OWNER'S/OPERATOR'S MANUAL HE-EX2 RMS-EX WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. WARNING Before using our products, please read this manual carefully to understand the proper use of your unit.
  • Page 2: Table Of Contents

    EXZ2450S-PH SAFETY FIRST Instructions contained in warnings within this manual marked with a 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: Parts Location

    1. Parts location BC-EX2 LRT-EX PS-EX HE-EX2 RMS-EX EXZ2450S-PH 1. Loop handle 2. Suspention point 3. Stop switch 4. Throttle cable 5. Throttle trigger 6. Drive shaft housing 7. Knob bolt 8. Spark arrester 9. Starter knob 10. Fuel tank 11.
  • Page 4: Specifications

    Blade length ···································································································································· 7.87(200) in(mm) ■ RMS-EX Overall size(LxWxH) ······················································································ 71.3(1810)x27(686)x12.2(310) in(mm) Dry weight w/o acc. ·························································································································· 20.5 lbs (9.29kg) Transmission ········································································································ Centrifugal clutch, Rigid driveshaft Reduction ratio························································································································································ 40 US-4 (when using RedMax genuine oil) Specifications are subject to change without notice. (rpm) (rpm)
  • Page 5: Warning Labels On The Machine

    3. Warning labels on the machine ( 1 ) ( 2 ) ( 3 ) (1) Read owner/operator manual before operating this machine. (2) Wear head, eye and ear protection. (3) Warning! Danger of kickback. (4) Beware of thrown objects. (5) Warning/Attention (6) Keep all children, bystanders and helpers 15 meters away from the brushcutter IMPORTANT...
  • Page 6: For Safe Operation

    EXZ2450S-PH 5. For safe operation WARNING • A brushcutter or trimmer can be dangerous if used incorrectly or carelessly, and can cause serious or fatal injury to the operater or others. It is extremely important that you read and understand the contents of this Owner's manual.
  • Page 7 RedMax servicing dealer for repair. ■ Using the product IMPORTANT Cut only materials recommended by the manufacturer.
  • Page 8 EXZ2450S-PH 5. For safe operation equipment, CLEAN UP! ■ Transport 1. Drain the fuel from the fuel tank before transporting or storing the product. 2. When hand-carrying the product, cover over the cutting part, lift up the product and carry it paying attention to the blade. 3.
  • Page 9 4. When replacing the any other part, or any lubricant, always be sure to use only RedMax products or products which have been certified by RedMax for use with the RedMax product. 5. In the event that any part must be...
  • Page 10: Set Up

    EXZ2450S-PH 6. Set up ■ MOUNTING ENGINE (SE1) 1. Push the driveshaft housing toward the clutch housing and rotate it by hand to check that the driveshaft is engaged with the gears. 2. Insert the driveshaft housing into the clutch housing until it bottoms, and align the positioning holes on the clutch housing and the shaft tube and install the screw.
  • Page 11 6. Set up provided to fix the trimming mechanism into place. (1) Main pipe (2) Trimming mechanism (3) Screw hole (4) Screw (5) Fastening bolt ■ BALANCE UNIT 1. Put on strap and attach unit to strap. 2. Depending on the working posture, slide clamp up or down until unit balances and the strap fits your body.
  • Page 12 EXZ2450S-PH 6. Set up (HE-EX2 only) 1. Attach the gearbox to the shaft tube as HE-EX2 SE1 aligning the positioning holes and fasten the screw (A). Fasten the clamp bolt (B) firmly. (SE1) (A) Screw (B) Clamp bolt (B) Tightning Torque: 70~130 in-lb (8~15 N.m) 2.
  • Page 13: Fuel And Chain Oil

    • Poor quality gasolines or oils may damage sealing rings, fuel lines or fuel tank of the engine. NOTE • Failures caused by operating engines on gasoline with octane rating lower than 89 are not covered by the RedMax Two- Stroke engine warranty. WARNING • Alternative Fuels (Not Gasoline)
  • Page 14 Do not mix more gasoline/oil than you intend to use in 30 days, and 60 days when fuel stabilizer is added. RedMax Air-Cooled "Max Life" Synthetic blend Premium two-stroke engine oil "Contains fuel stabilizer" and will automatically extend your gasoline/oil mixture life up to 60 days.
  • Page 15: Operation

    8. Operation (HE-EX2 only) The RedMax stick edger is designed for edging lawn in gardens, parks, roadsides and so on. Before starting the engine, take the operating position and adjust the handle position and the wheel height as necessary. ADJUSTING WHEEL HEIGHT 1.
  • Page 16 EXZ2450S-PH 8. Operation ■ ADJUSTING THROTTLE CABLE • The normal play is 1 or 2mm when measured at the carburetor side end. Readjust with the cable adjuster as required. (OP7) .04 in (1~2mm) (1) cable adjuster ■ ADJUSTING IDLING SPEED (OP8) 1.
  • Page 17 Choose a suitable recommended cutting attachment according to the object to be cut. (OPT4) • When replacing blade always be sure to use products which have been certified by RedMax. OPT4 (1) 9” 22-tooth : SST229 (2) 9” 24-tooth : SST249 (3) 8”...
  • Page 18 • If you find any error to the blade, discard it and change new one which is certified by RedMax. ■ By using the shoulder strap, hang the OPT10 unit on your right side. Adjust the strap length so that the cutting head may become parallel to the ground.
  • Page 19 8. Operation (BC-EX2 only) Optional blade usage areas of dense growth. d. Keep the blade sharp. A dull blade increase the chance of blade thrust. e. Avoid feeding the blade too rapidly. The blade can bounce away from material being cut if the blade is fed faster than its cutting capability.
  • Page 20 For this reason, you should always be careful to follow the following instructions when using your trimmer. • Never hold the trimmer in a way in which the blades are pointed towards someone else. • Never allow the blades to come into proximity with your body while the engine of the trimmer is in operation.
  • Page 21 NEVER work barefooted! (6) BEWARE of thrown debris! (7) DIRECTION OF ROTATION • The RedMax Sweeper works best when its rubber fins can quickly slide or "skim" over the surface being swept. • New or replacement sweeper belts...
  • Page 22 EXZ2450S-PH 8. Operation ■ OPERATING TECHNIQUES (OP2)(OP3)(OP4) Operate the RedMax Sweeper at or near full throttle with its sweeper fins resting on the work surface. NOTE • It is both tiring and unnecessary to lift or hold the fins from the work surface RMS-EX OP2 during sweeping.
  • Page 23: Maintenance

    Clean the spark plug and check that the plug gap is in the correct range. For a replacement plug, use the correct type specified by RedMax. (MA3) .025 in • REPLACEMENT PLUG IS A NGK 0.655mm CMR7H.
  • Page 24 EXZ2450S-PH 9. Maintenance ■ MUFFLER WARNING • Inspect periodically, the muffler for loose fasteners, any damage or corrosion. If any sign of exhaust leakage is found, stop using the machine and have it repaired immediately. • Note that failing to do so may result in the engine catching on fire.
  • Page 25 If the blades become so worn down that it is no longer possible to eliminate the gap between them, you should contact the authorized RedMax servicing dealer from which you purchased your RedMax trimmer to have the blades resharpened or replaced.
  • Page 26 EXZ2450S-PH 9. Maintenance (PS-EX only) ■ OILING PORT PS-EX MA1 Dismount the guide bar and check the oiling port for clogging. (MA1) (1) Oiling port ■ GUIDE BAR PS-EX MA2 Remove sawdust in the bar groove and the oiling port. (MA2) (1) Groove (2) Oiling port PS-EX MA3...
  • Page 27 RedMax Sweeper Gearcase Oil. • Do not disturb the sealed end plug or bolt on the gearcase (leakage may occur). • Do not use the RedMax Sweeper if oil is leaking from the gearcase. Return the machine to the dealer for repairs. WARNING...
  • Page 28: Storage

    EXZ2450S-PH 10. Storage • Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor. Store the unit indoor taking necessary measures for rust prevention.
  • Page 29 As the small off-road engine owner, you should however be aware that the RedMax may deny you warranty coverage if your small off-road engine or a part has failed due to abuse, neglect, or improper maintenance or unapproved modifications.
  • Page 30 Add-on or modified parts that are not exempted by CARB or EPA may not be used. The use of any non- exempted add-on or modified parts will be grounds for disallowing a warranty claim. RedMax will not be liable to warrant failures of warranted parts caused by the use of a non-exempted add-on or modified part.

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