background image

The engine exhaust from this product

 contains chemicals known to the State

 of California to cause cancer, birth

 defects or other reproductive harm. 

WARNING

OWNER / OPERATOR MANUAL

HEDGE-TRIMMERS

HTZ2400

CHTZ2400

Thank you for purchasing a RedMax
product. 
Before using our hedge-trimmers,
please read this manual carefully to
understand the proper use of your unit.

848-D3G-93A1 (503)

APPLICABLE SERIAL NUMBERS : 40100101  and  up

Summary of Contents for CHTZ2400

Page 1: ...rth defects or other reproductive harm WARNING OWNER OPERATOR MANUAL HEDGE TRIMMERS HTZ2400 CHTZ2400 Thank you for purchasing a RedMax product Before using our hedge trimmers please read this manual carefully to understand the proper use of your unit 848 D3G 93A1 503 APPLICABLE SERIAL NUMBERS 40100101 and up ...

Page 2: ...ructions which must be followed in order to prevent accidents which could lead to serious bodily injury or death This mark indicates instructions which must be followed or it leads to mechanical failure breakdown or damage This mark indicates hints or directions useful in the use of the product NOTE IMPORTANT WARNING CONTENTS 1 Parts location 3 2 Specifications 4 3 Warning labels on the machine 5 ...

Page 3: ...1 Parts location 3 1 Right handle 2 Fuel tank 3 Starter 4 Left handle 5 Throttle lever 6 Ignition switch 7 Throttle Cable 8 Muffler 9 Blade 10 Front handle 11 Rear handle ...

Page 4: ...DE HTZ2400 HTZ2400L Type Reciprocating single sided dual blades Blade size HTZ2400 750 mm 30 in HTZ2400L 1080 mm 42 5 in Blade pitch 35 mm 1 38 in Dry weight HTZ2400 5 5 kg 12 1 lbs HTZ2400L 6 0 kg 13 2 lbs Transmission Centrifugal clutch Cam crank Reduction ratio 5 11 CHTZ2400 CHTZ2400L Type Reciprocating double sided dual blades Blade size CHTZ2400 600 mm 24 in CHTZ2400L 750 mm 30 in Blade pitch...

Page 5: ...the MIX GASOLINE Position FUEL TANK CAP b The direction to close the choke Position AIR CLEANER COVER c The direction to open the choke Position AIR CLEANER COVER 4 Symbols on the machine IMPORTANT ENGINE INFORMATION ENGINE FAMILY 5KZXS 0236JK EM ENGINE DISPLACEMENT 24cc REFER TO OWNER S MANUAL FOR MAINTE NANCE SPECIFICATIONS AND ADJUSTMENTS KOMATSU ZENOAH CO MADE IN JAPAN Use RedMax 50 1 Oil THIS...

Page 6: ...duct you should wear proper clothing and protective equipment 1 Helmet 2 Ear protectors 3 Protection goggles or face protector 4 Thick work gloves 5 Non slip sole work boots 2 And you should carry with you 1 Attached tools 2 Properly reserved fuel 3 Spare blade 4 Things to notify your working area rope warning signs 5 Whistle for collaboration or emergency 6 Hatchet or saw for removal of obstacles...

Page 7: ...e the product properly and in a safe manner 2 When planning your work schedule allow plenty of time to rest Limit the amount of time over which the product is to be used continuously to somewhere around 30 40 minutes per session and take 10 20 minutes of rest between work sessions Also try to keep the total amount of work performed in a single day under 2 hours or less 1 If you don t observe the w...

Page 8: ...es such as stumps stones cans or broken grass Remove any obstacle before beginning work 3 Inspect the entire unit for loose fasteners and fuel leakage Make sure that the cutting attachment is properly installed and securely fastened STARTING THE ENGINE 1 Keep bystanders and animals at least 50feet 15m away from the operating point If you are approached immediately stop the engine 2 The product is ...

Page 9: ... slightly further apart than the width of your shoulders so that your weight is distributed evenly across both legs and always be sure to maintain a steady even posture while working 2 Maintain the speed of the engine at the level required to perform cutting work and never raise the speed of the engine above the level necessary 3 If the unit start to shake or vibrate turn off the engine and check ...

Page 10: ...ately after stopping the engine 3 When replacing the cutting attachment or any other part or when replacing the oil 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 4 In the event that any part must be replaced or any maintenance or repair work not described in this manual must be performed please contact a ...

Page 11: ...ul look around to make sure that there are no sparks or open flames anywhere nearby before refueling 4 Wipe spilled fuel completely using a dry rag if any fuel spillage occurs during refueling 5 After refueling screw the fuel cap back tightly onto the fuel tank and then carry the unit to a spot 10feet 3m or more away from where it was refueled before turning on the engine TRANSPORTATION 1 When han...

Page 12: ...the engine HOW TO MIX FUEL Pay attention to agitation 1 Measure out the quantities of gasoline and oil to be mixed 2 Put some of the gasoline into a clean approved fuel container 3 Pour in all of the oil and agitate well 4 Pour In the rest of gasoline and agitate IMPORTANT Gasoline is very flammable Avoid smoking or bringing any flame or sparks near fuel Make sure to stop the engine and allow it c...

Page 13: ...OR YOUR ENGINE LIFE AVOID 1 FUEL WITH NO OIL RAW GASOLINE It will cause severe damage to the internal engine parts very quickly 2 GASOHOL It can cause deterioration of rubber and or plastic parts and disruption of engine lubrication 3 OIL FOR 4 CYCLE ENGINE USE It can cause spark plug fouling exhaust port blocking or piston ring sticking 4 Mixed fuels which have been left unused for a period of on...

Page 14: ...imer pump 2 choke lever 3 close 4 open 5 ignition switch 6 throttle lever 5 Holding the hedge trimmer down pull the starting rope slowly until you meet resistance OP4 Then operatel hard several times and when the engine starts wait for about 10 seconds and then pull the throttle lever OP3 6 the choke lever OP2 2 will return automatically to the original OPEN position Use the semi acceleration devi...

Page 15: ... an emergency avoid stopping the engine while pulling the throttle lever RUNNING IN THE ENGINE During the first 20 working hours do not use the hedge trimmer at maximum power for long periods ADJUSTING IDLING SPEED Before adjusting the carburetor clean the air filter and warm up the engine OP5 1 air filter Idle screw is adjusted in order to ensure a good safety margin between idle running and clut...

Page 16: ...r right OP7 OP8 Do not press the throttle during this operation Proceed as follows 1 Free the handle by pressing the locking lever OP7 2 Turn the handle until the locking lever clicks into place 3 When the handle is locked in its new position you can apply the throttle again 1 handle 2 locking lever You can swivel the handle even with the engine idling because the hedge trimmer is equipped with a ...

Page 17: ... best cutting results slightly tilt the blade 5 10 towards the cutting direction OP11 OP12 Cut slowly specially with thick hedges Always follow the safety precautions The hedge trimmer must only be used to trim hedges or small bushes It is forbidden to cut other types of material Do not use the hedge trimmer as a lever to lift move or break objects nor lock it on fixed supports It is forbidden to ...

Page 18: ... GAP 025in 0 6 0 7mm spark plug plug gap replace if necessary cylinder fins intake air cooling vent clean muffler spark arrester cylinder exhaust port clean throttle lever ignition switch check operation replace if cutting parts something s wrong gear case grease screws nuts bolts tighten replace not adjusting screws blade guard make sure to attach MAINTENANCE CHART ENGINE SHAFT Maintenance replac...

Page 19: ... filter for blockage MA2 1 fuel filter SPARK PLUG Starting failure and mis firing are often caused by a fouled spark plug 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 REPLACEMENT PLUG IS CHAMPION RZ7C OR NGK CMR7H Note that using any spark plug other than those designated may result in the engine failin...

Page 20: ...nder muffler or spark plugs with your bare hands immediately after stopping the engine The engine can become very hot when in operation and doing so could result in severe burns Clean the cylinder fins with compressed air or a brush MA4 If waste gets stuck and causes blockage around the intake air cooling vent or between the cylinder fins it may cause the engine to overheat and that in turn may ca...

Page 21: ...urr from the edge of the blade with a slip stone Remove as little material as possible Before refitting the sharpened blades remove filings and then apply grease Do not try to sharpen a damaged blade change it or take it to a Service dealer REDUCTION GEARBOX Refill gear housing every 50 working hours MA7 Use greese pump Feed greese until it comes out of the base of blades PROCEDURES TO BE PERFORME...

Page 22: ... fuel carburetor adjustment screw out of normal range adjust to normal range muffler cylinder exhaust port carbon is built up wipe away air cleaner clogged with dust wash cylinder fin fan cover clogged with dust clean When your unit seems to need further service please consult with our RedMax service shop in your area 9 Storage Oil the blade to prevent rust Empty the fuel tank and put the cap back...

Page 23: ...fied in the parts list then use parts number described in the parts list 4 The contents described in the parts list may change due to improvement 5 The parts for the machine shall be supplied seven 7 years after the machine is discontinued It is possible that some specific parts may be subject to change of their delivery term and list price within the limit of seven 7 years after the machine is di...

Page 24: ...11 Parts list 24 Fig 1 CUTTING UNIT HTZ2400 S N 40100101 and up HTZ2400 L S N 40100101 and up ...

Page 25: ...EVER 1 42 1638 84140 LEVER 1 43 6844 84150 TOP 1 44 1638 84160 CLAMP 1 45 T4519 13300 CABLE COMP 1 46 1638 84170 SPRING 1 47 1638 84180 SPRING 1 48 0263 60620 SCREW 1 49 1638 84190 NUT 1 50 0260 60535 SCREW 1 51 1638 84210 NUT 1 52 1638 84220 SCREW 1 Key Part Number Description Q ty 53 T4519 32410 PIPE 1 54 T4519 32510 MOUNT 1 55 T4519 32520 PLATE 1 56 0280 10504 NUT 2 57 T4503 31210 ABSORBER 4 58...

Page 26: ...11 Parts list 26 Fig 2 CUTTING UNIT CHTZ2400 S N 40100101 and up CHTZ2400 L S N 40100101 and up ...

Page 27: ... 37 T4506 31310 ARM 1 38 T4506 31412 LEVER lock 1 39 T4506 31420 KNOB 1 40 T4506 31430 SPRING 1 41 848 8P0 0000 CABLE COMP 1 42 T4506 52110 SWITCH 1 43 T4506 52120 CODE COMP 1 44 3356 33321 SPRING throttle 1 45 2630 31950 SCREW 5 46 2630 33610 SCREW 1 47 T4506 31511 STOPPER 1 48 848 D4A 32A1 HANDLE FRONT 1 49 T4506 41110 FRAME 1 50 T4506 41220 HOLDER 2 51 848 D4A 37A0 SPRING front 2 Key Part Numbe...

Page 28: ...Fig 3 ENGINE UNIT HTZ2400 CHTZ2400 S N 50100000 and up HTZ2400 L CHTZ2400 L S N 50100000 and up 28 11 Parts list ...

Page 29: ...0 848 F01 15A0 MUFFLER 1 91 4820 15310 BOLT TORX M5xL50 T27 2 92 848 F01 15C2 GASKET muff 1 Key Part Number Description Q ty 93 848 F00 1501 PLATE 1 94 4820 12350 BOLT TORX M5xL10 T27 2 100 848 F01 31A1 COVER engine 1 101 848 F01 31B1 DEFLECTOR 1 102 4820 32120 BOLT TORX 2 110 T1700 51100 SHOE COMP 1 111 T1700 51110 SHOE 2 112 T1700 51220 SPRING 1 113 1140 51230 WASHER 2 114 1970 51241 WASHER 2 11...

Page 30: ... PART THAT IS EQUIVALENT IN PERFORMANCE AND DULABILITY MAY BE USED IN NON WARRANTY MAINTENANCE OR REPAIRS AND SHALL NOT REDUCE THE WARRANTY OBLIGATION OF THE COMPANY THE COMPANY IS LIABLE FOR DAMAGES TO OTHER ENGINE COMPONENTS CAUSED BY THE FAILURE OF A WARRANTED PARTS STILL UNDER WARRANTY THE WARRANTY DOES NOT APPLY TO THOSE UNITS WHICH HAVE BEEN DAMAGED BY NEGLIGENCE OF INSTRUCTION LISTED IN THE...

Page 31: ... durabilité peut être utilisée pour l entretien hors garantie ou les réparations hors garantie et ce sans réduire l obligation de garantie incombant à la société La société sera tenue responsable des dommages aux autres composants du moteur causés par la défaillance de pièce s garantie s en période de garantie La garantie ne s applique pas aux unités endommagées par suite de négligence dans la mis...

Page 32: ...KOMATSU ZENOAH AMERICA INC 4344 Shackleford Road Suite 500 Norcross Georgia 30093 Printed in Japan ...

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