RedMax CHTZ2400 Owner's manual

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.

848D3G93A0 (312)

APPLICABLE SERIAL NUMBERS : 40100101 and up

SAFETY FIRST

Instructions contained in warnings within this

manual marked with a symbol 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.

■WARNINGS IN THE MANUAL

This mark indicates instructions 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 …………………………………4

2. Specifications …………………………………5

3. Warning labels on the machine ……………6

4. Symbols on the machine ……………………7

5. For safe operation ……………………………8

6. Fuel……………………………………………14

7. Operation ……………………………………16

8. Maintenance …………………………………20

9. Storage ………………………………………24

10. Troubleshooting guide ………………………24

11. Parts list ………………………………………25

1. Parts location

4

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

2. Specifications

Engine Type······················································································ Air-cooled 2-stroke gasoline

Model·········································································································· Zenoah GZ23N

Displacement························································································ 1.44cu-in (23.6cm3)

Max. output ··································································· 1.09Hp (0.8kW)at 8000/min-1(rpm)

Idle speed··························································································3000 ± 200/min-1(rpm)

Fuel························································································· Mixture (Gasoline 50 : Oil 1)

Carburetor ····················································································· Walbro Diaphragm type

Spark plug ······························································································CHAMPION RZ7C

Fuel tank capacity·······························································································15.9 fl.oz (0.47 )

Durability period··················································································································300hrs.

■ 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)

Dry weight

CHTZ2400······························································································5.7 (kg) / 12.6 (lbs)

CHTZ2400L····························································································5.9 (kg) / 13.0 (lbs)

Specifications are subject to change without notice.

5

6

(1) Read owner's manual before operating this machine.

(2) Wear head, eye and ear protection.

If warning label peel off or become soiled and impossible to read, you should contact the dealer

from which you purchased the product to order new labels and affix them in the required

location(s).

Never modify your machine.

We won't warrant the machine, if you use the remodeled hedge-trimmer or you don't

observe the proper usage written in the manual.

WARNING

IMPORTANT

3. Warning labels 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 to close the choke

Position: AIR CLEANER COVER

4. Symbols on the machine

IMPORTANT ENGINE INFORMATION

THIS ENGINE MEETS U.S. EPA PH2 AND 2001

CALIFORNIA EMISSION REGULATIONS FOR SI

SORE’s COMPLIANCE PERIOD : CATEGORY A

ENGINE FAMILY : 4KZXS.0236JK ; EM

ENGINE DISPLACEMENT : 23.6cc

REFER TO OWNER’S MANUAL FOR MAINTE-

NANCE SPECIFICATIONS AND ADJUSTMENTS.

KOMATSU ZENOAH CO. MADE IN JAPAN

Use RedMax 50:1 Oil !

Ce moteur est conformc aux normcs U.S. EPA PH2 et 2001

ainsi qu’aux autres dispositions ultérieures de la réglementation

concernant la pollution de l’air pour les petits moteurs tout-terrain

avec une période de accordable : CATEGORY A

Type de moteur : 4KZXS.0236JK : EM

Cylindrée du moteur : 23,6cc

Se référer au Manuel de l’utilisateur pour les

spécifications d’entretien et les réglages.

KOMATSU ZENOAH CO. MADE IN JAPAN

INFORMATION IMPORTANTE CONCERNANT LE MOTEUR

Use RedMax 50:1 Oil !

7

8

5. For safe operation

1. Read this manual carefully until you

completely understand and follow all safety

and operating instructions.

2. Keep this manual handy so that you may refer

to it later whenever any questions arise. Also

note, if you have any questions which cannot

be answered herein, contact the dealer from

whom you purchased the product.

3. Always be sure to include this manual when

selling, lending, or otherwise transferring the

ownership of this product.

4. Never allow children or anyone unable to fully

understand the directions given in the manual

to use the machine.

■WORKING CONDITION

1. When using the product, 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)

3. Do not wear loose clothing, jewelry, short

trousers, sandals, or go barefoot. Do not wear

anything which might be caught by a moving

part of the unit. Secure hair so it is above

shoulder length.

■WORKING CIRCUMSTANCE

1. Never start the engine inside a closed room or

building. Exhaust gases contain dangerous

carbon monoxide.

2. Never use the product,

a. when the ground is slippery or when you can’t

maintain a steady posture.

b. At night, at times of heavy fog, or at any other

times when your field of vision might be

limited and it would be difficult to gain a clear

view of the working area.

c. During rain storms, during lightning storms, at

times of strong or gale-force winds, or at any

other times when weather conditions might

make it unsafe to use the product.

■WORKING PLAN

1. You should never use the product when under

the influence of alcohol, when suffering from

exhaustion or lack of sleep, when suffering from

drowsiness as a result of having taken cold

medicine or at any other time when a possibility

exists that your judgment might be impaired or

that you might not be able to operate 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 working time, or

working manner (See ■USING THE

PRODUCT), Repetitive Stress Injury(RSI)

could occur.

If you feel discomfort, redness and swelling

of your fingers or any other part of your

body, see a doctor before getting worse.

2. To avoid noise complaints, in general,

operate product between 8a.m. and 5p.m. on

weekdays and 9a.m. to 5p.m. weekends.

Check and follow the local regulations as to sound

level and hours of operations for the product.

NOTE

WARNING

5. For safe operation

9

10 

■BEFORE STARTING THE ENGINE

1. The area within a perimeter of 50 feet (15m) of

the person using the product should be

considered a hazardous area into which no one

should enter. If necessary yellow warning rope,

warning signs should be placed around the

perimeter of the area. When work is to be

performed simultaneously by two or more

persons, care should also be taken to constantly

look around or otherwise check for the presence

and locations of other people working so as to

maintain a distance between each person

sufficient to ensure safety.

2. Check the condition of working area to avoid any

accident by hitting hidden obstacles 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 equipped with a centrifugal clutch

mechanism, so the cutting attachment begins to

rotate as soon as the engine is started by putting

the throttle into the start position. When starting

the engine, place the product onto the ground in

a flat clear area and hold it firmly in place so as

to ensure that neither the cutting part nor the

throttle come into contact with any obstacle

when the engine starts.

IMPORTANT

5. For safe operation

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