RedMax G455AVS Owner's/Operator's Manual
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RedMax G455AVS Owner's/Operator's Manual

RedMax G455AVS Owner's/Operator's Manual

Zenoah chain saw owner/operator manual
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2812-93112 (901)
OWNER / OPERATOR MANUAL
CHAINSAWS
G455AVS
IMPORTANT:
WARNING
Before operating your RedMax product,
read this manual carefully and completely.
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.

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  • Page 1 2812-93112 (901) OWNER / OPERATOR MANUAL CHAINSAWS G455AVS IMPORTANT: WARNING Before operating your RedMax product, read this manual carefully and completely. The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

  • Page 3: Table Of Contents

    Thank you for choosing our RedMax® chain saw. This manual will provide you with full understanding of the necessary instructions for assembly, operation and maintenance of the equipment. Please read it carefully before starting operation. For continued safe and reliable operation, use ONLY original RedMax parts and accessories, Adhere to all notes and warnings.

  • Page 4: For Safe Operation

    1. For Safe Operation 1. Never operate a chain saw when you are fatigued, ill, or upset, or under the influence of medication that may make you drowsy, or if you are under the influence of alcohol or drugs. 2. Use safety footwear, snug fitting clothing and eye, hearing and head protection devices.

  • Page 5: Kickback Safety Precautions For Chain Saw Users

    16. Operate the chain saw only in well ventilated areas. Never start or run the engine inside a closed room or building. Exhaust fumes contain dangerous carbon monoxide. 17. Do not operate a chain saw in a tree unless specially trained to do so. 18.

  • Page 6: Installing Guide Bar And Saw Chain

    2. Installing Guide Bar and Saw Chain The saw chain has very sharp edges. Use thick protective gloves for safety. 1. Loosen the nuts and remove the chain cover. 2. Install the attached spike to the power unit. 3. Gear the chain to the sprocket and, while fitting the saw chain around the guide bar, mount the guide bar to the power unit, Then adjust the position of chain tensioner nut on the chain...

  • Page 7: Fuel And Chain Oil

    3. Fuel and Chain oil FUEL The RedMax engines are lubricated by oil specially formulated for air-cooled 2-cycle gasoline engine use. If RedMax oil is not available, use an anti-oxidant added quality oil expressly labeled for air-cooled 2-cycle engine use. RECOMMENDED MIXING RATIO GASOLINE 32 : OIL 1 Exhaust emission are controlled by the...

  • Page 8: Operating Engine

    4. Operating Engine Starting engine 1. Fill fuel and chain oil tanks respectively, and tighten the caps securely. 2. Tilt the switch lever upward. 3. While holding the throttle lever together with the throttle interlock, push in the side latch and release the throttle lever to hold it at the starting position.

  • Page 9: Adjusting Carburetor

    5. While holding the saw unit securely on the ground, pull the starter rope vigorously. Do not start the engine while hanging the chain saw with a hand. The saw chain may touch your body. It's very dangerous. 6. When engine has ignited first, push in the choke knob and pull the starter again to start the engine.
  • Page 10 1. H and L needles are restricted within the number of turn as shown below, because this engine conforms to 1995 California regulations for utility and lawn and garden equipment engines as applicable. H needle: L needle: fixed 2. Start engine and allow it to warm up in low speed for a few minutes.

  • Page 11: Chain Brake

    Chain brake This machine is equipped with an automatic brake to stop saw chain rotation upon occurrence of kickback while in saw cutting operation. The brake is automatically operated by inertial force which acts on the weight fitted inside the front gurd. This brake can also be operated manually with the front guard turned down to the guide bar.

  • Page 12: Sawing

    5. Sawing NOTE: • Before proceeding to your job, read “For Safe Operation” section. recommended to first practice sawing easy logs. This also helps you get accustomed to your unit. • It is not necessary to force the saw into the cut.
  • Page 13 1. Decide the felling direction considering the wind, Iean of the tree, location of heavy branches, ease of job after felling, and other factors . 2. While clearing the area around the tree, arrange a good foothold and retreat path. 3.

  • Page 14: Maintenance

    6. Maintenace Before cleaning, inspecting or repairing your unit, make sure that engine has stopped and is cool. Disconnect the spark plug to prevent accidental starting. A. Maintenance after each use 1. Air filter Dust on the cleaner surface can be removed by tapping a corner of the cleaner against a hard surface.
  • Page 15 B. Periodical service points 1. Cylinder fins Dust clogging between the cylinder fins will cause overheating of the engine. Periodically check and clean the cylinder fins after removing the air cleaner and the cylinder cover. When installing the cylinder cover, make sure that switch wires and grommets are positioned correctly in place.

  • Page 16: Maintenance Of Saw Chain And Guide Bar

    7. Maintenace of Saw Chain and Guide Bar A. Saw Chain It is very important for smooth and safe operation to keep the cutters always sharp. Your cutters need to be sharpened when: • Sawdust becomes powder-like. • You need extra force to saw in. •...
  • Page 17 After every cutter has been set, check the depth gauge and file it to the proper level as illustrated. Be sure to round off the front edge to reduce the chance of kickback or tie-strap breakage. Make sure every cutter has the same length and edge angles as shown below.
  • Page 18 Such a bar needs to be corrected or replaced. This saw is equipped with the following low kickback bar/chain combination: Saw Model G455AVS For replacement use only above bars and chains or the following: OREGON BAR 16 inch DOUBLE GUARD™ Pro bar, Mount code #A195.

  • Page 19: Troubleshooting Guide

    8. Troubleshooting Guide Case 1. Starting failure: Check fuel for water or incorrect mixture. Check engine for flooding. Remove spark plug and check for correct sparking. Case 2. Lack of power/Poor acceleration/Rough idling: Check fuel for water or incorrect mixture. Check air filter and fuel filter for clogging.

  • Page 20: Specifications

    Diaphragm type (Walbro WT) C.D.I. with timing advance function Mechanical plunger pump with adjuster mm (in.) 410 x 235 x 265 (16.1 x 9.3 x 10.4) kg (lbs) G455AVS 45.0 (2. 75) 550 (1.17) 260 (0.55) Champion RCJ-7Y 7T x .325”...

  • Page 21: Parts List

    10. Parts List 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.
  • Page 22 10. Parts List : G455AVS...
  • Page 24 10. Parts List : G455AVS Key# Part Number Description 2670-12112 CYLINDER 2810-14110 INLET PIPE 2817-14121 GASKET 2670-14130 SCREW 2880-14150 GUIDE 2670-14311 BRACKET 2670-14320 SCREW 2880-14350 SPACER 2880-14360 GASKET 2670-14211 GASKET 2850-14220 BOLT 2810-15220 BOLT 2850-15230 NUT 2812-15103 MUFFLER ASS’Y 2812-15113 MUFFLER...
  • Page 25 Key# Part Number Description 2880-35211 DAMPER 3350-35170 BOLT 2880-35250 CAP 2810-31115 CYLINDER COVER 2670-14320 SCREW 3359-83340 LABEL 2810-83305 CLEANER COVER COMP. 1 3356-83322 KNOB 3388-83340 GASKET 2810-83500 CLEANER COMP. 2810-83520 SEAL 1600-33130 SCREW 2810-83410 GROMMET 2810-83101 CLEANER COMP. 2813-31210 LABEL 2812-81000 CARBURETOR ASS’Y 2880-82310 GUIDE (I) 2880-82350 GUIDE (HL)
  • Page 26 10. Parts List : G455AVS...
  • Page 27 Key# Part Number Description 2812-81000 CARBURETOR ASS’Y 3306-81380 SCREEN 2810-81120 COVER 3310-81130 SCREW ––––––––– ––––––– 2812-06020 GASKET KIT ––––––––– ––––––– ––––––––– –––––– 3310-81230 LEVER 3310-81240 SCREW 2841-81270 SPRING 3310-81250 PIN 3310-81280 COVER 3356-81310 INLET VALVE 3310-81360 SCREW 3356-81340 THROTTLE VALVE 2670-81410 SPRING 2812-81420 THROTTLE SHAFT 2630-81460 SPRING...

  • Page 28: California Emission Control Warranty Statement

    MANUAL. KOMATSU ZENOAH Co. RECOMMENDS THAT YOU RETAIN ALL RECEIPTS COVERING MAINTENANCE ON YOUR LAWN AND GARDEN ENGINE, BUT KOMATSU ZENOAH Co. CAN NOT DENY WARRANTY SOLELY FOR THE LACK OF RECEIPTS OR FOR YOUR FAILURE TO ENSURE THE PERFORMANCE OF ALL SCHEDULED MAINTENANCE.
  • Page 29 ZENOAH AMERICA INC. AT (770)-381-5147. IMPORTANT: YOU WILL RECEIVE A WARRANTY REGISTRATION CARD AT TIME OF PURCHASE. PLEASE FILL OUT THE CARD AND SEND IT TO RedMax / KOMATSU ZENOAH AMERICA WITHIN SEVEN (7) DAYS. BE SURE TO KEEP A COPY FOR YOUR RECORDS.
  • Page 30 KOMATSU ZENOAH AMERICA INC. 1505 Pavilion Place Suite A Norcross, Georgia 30093 Printed in Japan...

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