RedMax EXtreme EXZ-PU Specifications

OWNER/OPERATOR MANUALEXtreme™T3087-93110(103)The engine exhaust from this productcontains chemicals known to the Stateof California to cause cancer,

❲10❳ BEFORE STARTING THE ENGINE1. The area within a perimeter of 50 feet (15m) ofthe person using the product should beconsidered a hazardous area in

Never place the throttle into the high speedposition when starting the engine.3. After starting the engine, check to make surethat the cutting attachm

❲12❳• IF SOMEONE COMES1. Guard against hazardous situations at all times.Warn adults to keep pets and children awayfrom the area. Be careful if you ar

5. For safe operationrefill the tank of the unit in any place where thereis a boiler, stove, wood fire, electrical sparks,welding sparks, or any other

❲14❳ MOUNTING ENGINE (SE1)1. Push the driveshaft housing toward the clutchhousing and rotate it by hand to check that thedriveshaft is engaged with t

6. Set up (EX-BC only)EX-BCSE2 INSTALLING DEBRIS GUARD• Put the debris guard on the gear box, attach itwith the 4 screws and hardware provided. (SE1)

6. Set up (EX-LRT only)EX-LRTSE1 ATTACHING THE TRIMMING MECHANISM (SE1)1. Remove the screw screwed into the end of thetrimming mechanism.2. Insert the

6. Set up (EX-PS only)(1)(2)(3)(4)(5)EX-PSSE1EX-PSSE2EX-PSSE3 ATTACHING THE PRUNING MECHANISM (SE1)1. Remove the cap on the end of the main pipe.2. Re

6. Set up (EX-PS only)3. Fit the chain tensioner nut into the lower hole ofthe guide bar, then install the chain cover, andfasten the mounting nut to

6. Set up (EX-HE only)EX-HESE1EX-HESE2EX-HESE3EX-HESE41. Insert the driveshaft into the clutch drum, thenattach the gearbox to the shaft tube as align

❲20❳• Gasoline is very flammable. Avoid smokingor bringing any flame or sparks near fuel.Make sure to stop the engine and allow itcool before refueli

container to avoid mixing up with gasoline orother containers.6. Indicate the contents on outside of container foreasy identification. FUELING THE U

❲22❳(EX-HE only) STARTING ENGINEThe RedMax stick edger is designed for edginglawn in gardens, parks, roadsides and so on. Before starting the engine,

8. Operationlever is in to the “start” position. (OP6)6. While holding the unit firmly, pull out the starterrope quickly until engine fires. (OP7)(1)

• Except for an emergency, avoid stopping theengine while pulling the throttle lever. ADJUSTING THROTTLE CABLE• The normal play is 1 or 2mm when meas

8. Operation (EX-BC only)EX-BCOP1❲25❳ CUTTING WORK (LINE HEAD USAGE)1. Always wear eye protection such as safetygoggles. Never lean over the rotating

Under growthHeavy weedsLight weedsGrassNylon line headCUTTER APPLICATIONCHART9” 22-tooth:SST2299” 24-tooth:SST2498” 8-tooth:SGB0889” 8-tooth:SGB0898”

❲27❳8. Operation (Optional blade usage EX-BC only)Change the loop handle to the J-handle for safeoperation. (OP4)(1) Bracket: 3583-14101(2) J-handle:

8. Operation (Optional blade usage EX-BC only) OPERATION1. Check the bolt to fasten the blade and be surethe bolt has no fault, and no abrasion.2. Be

❲29❳2. How you can reduce the chance of kick out:a. Recognize that kick out can happen. Byunderstanding and knowing about bounce,you can help eliminat

SAFETY FIRSTInstructions contained in warnings within thismanual marked with a symbol concerncritical points which must be taken intoconsideration to

8. Operation (Optional blade usage EX-BC only)❲30❳EX-BCOP9 MAINTENANCEBLADE• Check the blade and the fasteners forlooseness, cracking, or bending.• C

8. Operation (EX-LRT only)❲31❳This product is equipped with extremely sharpblades, and when used improperly these bladescan be extremely dangerous, an

EX-PSOP1EX-PSOP2 CHECKING OIL SUPPLY After starting the engine, run the chain at mediumspeed and see if chain oil is scattered off as shownin the fig

8. Operation (EX-PS only)The oil flow adjusting screw must be pressed inslightly in order to turn. Failure to do so coulddamage the pump and screw. 3.

EX-HEOP18. Operation (EX-HE only)• Always wear eye protection such as safetygoggles. Never lean over the rotating cuttinghead. Rocks or other debris c

9. Maintenanceevery every every25 50 100system/compornent procedure before hours hours hours noteuse after after afterfuel leaks, fuel spillage wipe o

❲36❳• Make sure that the engine has stopped and iscool before performing any service to themachine. Contact with moving cutting heador hot muffler may

MUFFLER• Inspect periodically, the muffler for loosefasteners, any damage or corrosion. If any signof exhaust leakage is found, stop using themachin

9. Maintenancebrushcutter. Note that it is necessary to removethe engine cover shown in (MA5) in order to beable to view the upper part of the cylinde

9. Maintenance(EX-BC only)EX-BCMA1EX-BCMA2EX-BCMA3EX-BCMA4 REFILLING TRIMMING LINE1. For replacement line, use a diameter of .095in(2.4mm). The spool

1. Parts locationEX-BCEX-PSEX-LRTEX-HE12345678910111213141516171819202122232425261. Loop handle2. Shoulder strap hanger3. Ignition switch4. Throttle c

9. Maintenance(EX-LRT only) BLADES (MA1)• When refilling the tank or resting, it is often agood idea to use the time to oil the cuttingblades.• If a

9. Maintenance(EX-PS only)(1)EX-PSMA1EX-PSMA2EX-PSMA3 OILING PORT Dismount the guide bar and check the oiling portfor clogging. (MA1)(1) Oiling port

9. Maintenance(EX-PS only)The bar rail should always be a square. Check forwear of the bar rail. Apply a ruler to the bar and theoutside of a cutter.

9. Maintenance(EX-PS only)After every cutter has been set, check the depthgauge and file it to the proper level as illustrated.(MA7) Be sure to round

9. Maintenance(EX-HE only) GEAR CASE• The reduction gears are lubricated bymultipurpose, lithium-based grease in the gearcase. At every 20 hours of u

10. Storage• Aged fuel is one of major causes of enginestarting failure. Before storing the unit, empty thefuel tank and run the engine until it uses

❲46❳11. Troubleshooting guideCase 1. Starting failure CHECK PROBABLE CAUSES ACTIONfuel tank ➞ incorrect fuel ➞ drain it and with correct fuelfuel filt

12. Parts list NOTE : 1. Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and/orreplacement. 2. KOMATSU ZENOAH does not warr

12. Parts list ❲48❳Fig.1 EXZ-PU (S/N 000000 and up)

Key# Description Part Number Q'ty1 PIPE-COMP, ø24x750 T3075-12100 12 SHAFT, 786x7 T3075-12210 13 SPACER 6036-12250 14 JOINT, PIPE-ASS’Y T3087-124

2. SpecificationsEngine Type······················································································ Air-cooled 2-stroke gasolineModel··

12. Parts list ❲50❳Fig.2 EX-BC (S/N 000000 and up)

Key# Description Part Number Q'ty1 GEARCASE-ASSY T3002-13001 12 • GEARCASE 6489-13110 13 • BEARING 06000-00626 14 • BEARING 06000-06000 15 • RING

Fig.3 ENGINE UNIT (028086 and up)❲52❳12. Parts list

❲53❳Key# Description Part Number Q'ty1 CYLINDER 4810-12111 12 GASKET, base 4810-12210 13 BOLT, M5x22 1850-12130 24 INSULATOR 4810-13162 15 GASKET

12. Parts list ❲54❳Fig.4 EX-LRT (S/N 000531 and up)

Key# Description Part Number Q'ty1 LEVER, clamp 6598-13110 12 WASHER M6 0290-20615 13 WASHER 6x15x2.0 6782-13650 14 ANGLE ADJUSTER 6782-13140 15

12. Parts list ❲56❳Fig.5 EX-PS (S/N 000000 and up)

Key# Description Part Number Q'ty1 GEAR CASE (L)COMP T3073-13100 12 • BEARING 06004-06001 13 GEAR CASE (R)COMP T3073-13200 14 • BEARING 06002-006

12. Parts list ❲58❳Fig.6 EX-HE (S/N 000101 and up)

Key# Description Part Number Q'ty1 GEARCASE-ASS’Y 6367-13000 12 • GEARCASE 6367-13110 13 • O-RING 6367-13150 14 • BEARING 06000-06201 15 • SEAL 3

❲6❳(1) Read owner's manual before operating this machine.(2) Wear head, eye and ear protection.(3) Warning/Attention(4) Keep all children, bystan

The California Air Resources Board and KOMATSU ZENOAH are pleased to explain theemission control system warranty on your 1995 and later small off-road

EMISSION-RELATED PARTS, FOR TWO (2) YEARS FROM THE DATE OF ORIGINAL DELIVERY, KOMATSU ZENOAHAMERICA INC. (THE COMPANY), THROUGH ANY RedMax DEALER, WI

Pièces en rapport avec les émissions de gaz d'échappement : KOMATSU ZENOAH AMERICA INC., parl'intermédiaire de n'importe quel revendeur

KOMATSU ZENOAH AMERICA INC.4344 Shackleford Road Suite 500Norcross, Georgia 30093© Printed in Japan

For safe operation and maintenance, symbols arecarved in relief on the machine. According to theseindications, please be careful not to make amistake.

❲8❳5. For safe operation1. Read this manual carefully until youcompletely understand and follow all safetyand operating instructions. 2. Keep this man

b. At night, at times of heavy fog, or at any othertimes when your field of vision might belimited and it would be difficult to gain a clearview of th