RedMax GZ4000 Owner's/Operator's Manual
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RedMax GZ4000 Owner's/Operator's Manual

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GZ4000
848-C50-93A3 (909)
OWNER'S/OPERATOR'S
MANUAL
CHAINSAW
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 :
720401 and up
GZ4000
U
S
US-1

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  • Page 1 GZ4000 848-C50-93A3 (909) OWNER'S/OPERATOR'S MANUAL CHAINSAW GZ4000 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

    GZ4000 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.

  • Page 3: Parts Location

    Power unit : Displacement ·············································································································· 2.45(40.1) cu-in(cm Fuel ······································································································· Mixture(Gasoline 50 : 2-cycle oil 1) (when using RedMax genuine oil) Fuel tank capacity ··········································································································· 10.4(0.31) fl.oz( ) Chain oil ·················································································································· Motor oil SAE #10W-30 Oil tank capacity ············································································································· 7.10(0.21) fl.oz( ) Carburetor ·····································································································...

  • Page 4: Warning Labels On The Machine

    GZ4000 3. Warning labels on the machine (1) Read operator's instruction book before operating this machine. (2) Wear head, eye and ear protection. (3) Use the chain saw with two hands. (4) Warning! Danger of kickback. (5) Read, understand and follow all warnings.

  • Page 5: For Safe Operation

    GZ4000 5. For safe operation 1. Never operate a chain saw when you are 11. Keep all parts of your body away from the fatigued, ill, or upset, or under the saw chain when the engine is running. influence of medication that may make you drowsy, or if you are under the influence of alcohol or drugs.
  • Page 6 GZ4000 5. For safe operation 22. Do not operate the chain saw in a tree (5) Do not overreach or cut above shoulder unless specially trained to do so. height. 23. Guard against kickback. Kickback is the upward motion of the guide bar which occurs when the saw chain at the nose of the guide bar contacts an object.

  • Page 7: Installing Guide Bar And Saw Chain

    GZ4000 6. Installing guide bar and saw chain ■ A standard saw unit package (4) Tensioner screw contains the items as illustrated. (5) Lift up (F1) NOTE (1) Power unit (2) Guide bar A new chain will expand its length in the (3) Saw chain beginning of use.

  • Page 8: Fuel And Chain Oil

    • Failures caused by operating engines on gasoline with octane flame or sparks near fuel. Make sure to stop the engine and rating lower than 89 are not covered by the RedMax Two- allow it cool before refueling the unit. Select outdoor bare Stroke engine warranty.
  • Page 9 30 days, and 60 days when fuel stabilizer is 2. GASOHOL – It can cause deterioration of rubber and/or plastic added. RedMax Air-Cooled "Max Life" Synthetic blend parts and disruption of engine lubrication. Premium two-stroke engine oil "Contains fuel stabilizer" and 3.

  • Page 10: Operation

    GZ4000 8. Operation 4. While holding the saw unit securely on WARNING the ground, pull the starter rope vigorously. (F11) It is very dangerous to run a chainsaw that mounts broken parts or lacks any WARNING parts. Before starting engine, make sure that...
  • Page 11 GZ4000 8. Operation ■ ADJUSTING THE CARBURETOR (F14) How to confirm: The carburetor on your unit has been 1) Turn off the engine. factory adjusted, but may require fine 2) Holding the chain saw horizontally, tuning due to a change in operating release your hand from the front conditions.
  • Page 12 GZ4000 8. Operation properly or in the engine failing to operate at its normal speed, and for this reason you should always be sure to return the unit to normal operating mode if there is no danger of icing occurring.

  • Page 13: Sawing

    GZ4000 9. Sawing ■ FELLING A TREE (F22) WARNING 1. Decide the felling direction considering the wind, lean of the tree, location of • Before proceeding to your job, read heavy branches, ease of job after "For Safe Operation" section It is felling and other factors.
  • Page 14 GZ4000 9. Sawing Cutting Limb of Fallen Tree (F25) First check to which side the limb is bent. Then make the initial cut from the bent side and finish by sawing from the opposite side. WARNING Be alert to the springing back of a cut limb.

  • Page 15: Maintenance

    GZ4000 10. Maintenance Maintenance, replacement, or repair of 4. Others the emission control device and Check for fuel leakage and loose systems may be performed by any fastenings and damage to major parts, non-road engine repair establishment especially handle joints and guide bar or individual.
  • Page 16 GZ4000 10. Maintenance 2. Fuel filter (a) Using a wire hook, take out the filter from the filler port. (F34) (1) Fuel filter (b) Disassemble the filter and wash with gasoline, or replace with new one if needed. NOTE • After removing the filter, use a pinch to hold the end of the suction pipe.

  • Page 17: Maintenance Of Saw Chain And Guide Bar

    After every cutter has been set, check the This saw is equipped with one of the following low depth gauge and file it to the proper level kickback bar/chain combinations: as illustrated. (F38) Model GZ4000 WARNING 14" Bar : Oregon 140SPEA041 14"...

  • Page 18: Storage

    GZ4000 12. 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 19 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 20 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.

This manual is also suitable for:

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