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1- -800- -554- -6723
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Manual de Instrucciones
For Occasional Use Only
WARNING:
Read and follow all Safety Rules and Operating Instructions before
using this product. Failure to do so can result in serious injury.
ADVERTENCIA:
Lea el manual de instrucciones y siga todas las advertencias
e instrucciones de seguridad. El no hacerlo puede resultar en
lesiones graves.
AVERTISSEMENT:
Lire le manuel d'instructions et bien respecter tous les avertisse-
ments et toutes les instructions de sécurité. Tout défaut de le faire
pourrait entraîner des blessures graves.
McCulloch
9335 Harris Corners
Charlotte, NC 28269
Instruction Manual
Manuel d'Instructions
850 Matheson Blvd. West
Mississauga, Ontario L5V 0B4
115377027 Rev. 1
McCulloch
5/1/10 BRW
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Summary of Contents for McCulloch MC4218AV
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Page 1: Instruction Manual
Please do not return product to retailer. Por favor, no devuelva el producto al lugar de compra. Veuillez ne pas retourner le produit au détaillant. 1- -800- -554- -6723 Register your product online at: Registre su producto en línea en: Enregistrez votre produit en ligne à... -
Page 2: Plan Ahead
IDENTIFICATION OF SYMBOLS WARNING! Read and understand the This chain saw instruction manual before can be dangerous! Careless or using the chain saw. improper use can cause serious or even fatal injury. Measured maximum kick- Always wear appropriate back value without chain ear protection, eye protec- brake for the bar and chain tion and head protection. -
Page 3: Kickback Warning
MAINTAIN YOUR SAW IN GOOD Safety Hat Hearing Protection WORKING ORDER S Have all chain saw service performed by a Protection qualified service dealer with the exception Snug Fitting of the items listed in the maintenance sec- Heavy Duty Clothing tion of this manual. -
Page 4: Maintain Control
S Begin and continue cutting at full speed. If Pinch-Kickback can occur when the the the chain is moving at a slower speed, wood closes in and pinches the moving there is greater chance of kickback occur- saw chain in the cut along the top of the ring. -
Page 5: Kickback Safety Features
KICKBACK SAFETY FEATURES CHAIN BRAKE AND CKA ANGLE S Chain Brake, designed to stop the chain in WARNING: The following features the event of kickback. are included on your saw to help reduce the WARNING: hazard of kickback; however, such features WE DO NOT REP- will not totally eliminate this danger. -
Page 6: Safety Notice
Computed kickback angle (CKA) Table CKA without chain brake MODEL Length CHAIN P/N MC4218AV 530044693 18″ 530051478 NOTE: SPECIAL NOTICE: If this saw is to be used for com- Your saw is equipped mercial logging, a chain brake is required... -
Page 7: Chain Tension
Inside view of clutch cover Clutch Cover Adjustment located on clutch cover 4. Turn the adjusting screw by hand coun- terclockwise until the adjusting pin just touches the stop. This should allow the pin to be near the correct position. Adjusting Pin Lower 5. -
Page 8: Operation
4. Lift up tip of guide bar to check for sag. 7. If chain does not rotate, it is too tight. Release tip of guide bar, then turn ad- Slightly loosen bar nuts and loosen justing screw turn clockwise. Repeat chain by turning the adjusting screw. - Page 9 THROTTLE LOCK- -OUT CHAIN BRAKE The THROTTLE LOCK- -OUT must be The chain brake is a device designed to stop pressed before you can squeeze the throttle the chain if kickback occurs. The chain brake trigger. This feature prevents you from acci- activates automatically in the event of kick- back.
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Page 10: Starting A Warm Engine
To stop the engine move the ON/STOP 3. Pull choke/fast idle lever out to the full switch to the STOP position. extent (to the FULL CHOKE position). To start the engine hold the saw firmly on the 4. Pull the starter rope sharply 5 times with ground as illustrated. -
Page 11: Operating Tips
S This saw is equipped with a chain brake. S Practice cutting a few small logs using the The brake is designed to stop the chain if following techniques to get the “feel” of us- kickback occurs. ing your saw before you begin a major S The inertia- -activated chain brake is sawing operation. -
Page 12: Felling Large Trees
NOTE: Before felling cut is complete, use Plan a clear retreat path wedges to open the cut if necessary to control the direction of fall. To avoid kickback and chain damage, use wood or plastic wedges, but never steel or iron wedges. Direction of Fall S Be alert to signs that the tree is ready to fall: cracking sounds, widening of the felling cut,... - Page 13 Overcutting Undercutting Using a support stand Undercutting involves cutting on the under- side of the log with top of saw against the log. When undercutting use light upward pres- sure. Hold saw firmly and maintain control. The saw will tend to push back toward you. WARNING: Never turn saw upside down to undercut.
- Page 14 S Remove larger, supporting branches with S Next make a 2nd cut all the way through the cutting techniques described in BUCK- the limb. Then cut a third overcut leaving a ING WITHOUT A SUPPORT. 1 to 2 inch (2.5 to 5 cm) collar from the truck S Always use an overcut to cut small and free- of the tree.
- Page 15 CHECK GUIDE BAR CHECK CHAIN BRAKE Conditions which require guide bar mainte- See CHAIN BRAKE in the OPERATION nance: section. S Saw cuts to one side or at an angle. CLEAN AIR FILTER S Saw has to be forced through the cut. CAUTION: Do not clean filter in gasoline or S Inadequate supply of oil to bar/chain.
- Page 16 CLEANING THE SPARK ARREST- WARNING: Wear protective gloves ING SCREEN when handling chain. The chain is sharp and Cleaning is required every 25 hours of op- can cut you even when it is not moving. eration or annually, whichever comes first. Conditions which indicate the need for chain 1.
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Page 17: Cooling System
S File chain to meet the specifications If you require further assistance or are unsure as shown. about performing this procedure, contact your authorized service dealer or call our customer 80˚ 60˚ assistance help line at 1- -800- -554- -6723. CARBURETOR ADJUSTMENT WARNING: The chain will be moving... -
Page 18: Troubleshooting Table
FUEL SYSTEM ENGINE Under FUELING ENGINE in the OPERA- S Remove spark plug and pour 1 teaspoon TION section of this manual, see message of 40:1, 2-cycle engine oil (air cooled) labeled IMPORTANT regarding the use of through the spark plug opening. Slowly gasohol in your chain saw. -
Page 19: Your Warranty Rights And Obligations
LIMITED WARRANTY McCulloch, a division of Husqvarna Con- McCulloch, a division of Husqvarna sumer Outdoor Products N.A., Inc., war- Consumer Outdoor Products N.A., Inc. rants to the original consumer purchaser that 9335 Harris Corners each new McCulloch brand gasoline chain Charlotte, NC 28269 saw is free from defects in material and 1- -800- -554- -6723 In Canada, contact:... - Page 20 ter as soon as a problem exists. Warranty re- CONSEQUENTIAL DAMAGES: McCul- pairs should be completed in a reasonable loch may be liable for damages to other en- amount of time, not to exceed 30 days. If you gine components caused by the failure of a have any questions regarding your warranty warranted part still under warranty.
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