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Craftsman 104.79212 Operator's Manual

4-cycle propane powered trimmer.
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Operator's Manual
4-Cycle
PROPANE POWERED TRIMMER
Models: 104.79212
104.79211
16.4 oz. / 465 g propane bottle
not included
For assistance with assembly
or operation call:
1-800-235-5878
CAUTION: Before using
this product, read this
manual and follow all
safety rules and operating
instructions.
Sears, Roebuck and Co., Ho man Estates, IL 60179, U.S.A.
Visit our web site: www.sears.com/craftsman
®
769-03546
• SAFETY
• ASSEMBLY
• OPERATION
• MAINTENANCE
• TROUBLESHOOTING
• WARRANTY

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   Summary of Contents for Craftsman 104.79212

  • Page 1

    • TROUBLESHOOTING or operation call: • WARRANTY 1-800-235-5878 CAUTION: Before using this product, read this manual and follow all safety rules and operating instructions. Sears, Roebuck and Co., Ho man Estates, IL 60179, U.S.A. Visit our web site: www.sears.com/craftsman 769-03546...

  • Page 2: Table Of Contents

    • Use only Craftsman red medium thickness (85908) maintained for the prevention of re. Check with with or black wide thickness (85909) replacement lines.

  • Page 3: Safe Operation Rules

    SAFE OPERATION RULES • Never start or run the unit inside a closed room or build- • Do not operate the engine faster than the speed needed ing. Breathing exhaust fumes can be fatal. Operate this to cut, trim or edge. Do not run the engine at high speed when not cutting.

  • Page 4: Understanding Your Trimmer

    UNDERSTANDING YOUR TRIMMER SAFETY & INTERNATIONAL SYMBOLS This operator’ s manual describes safety and international symbols and pictographs that may appear on this product. Read the operator’ s manual for complete safety, assembly, operating and maintenance and repair information. WARNING: Indicates danger, warning or caution. ON / OFF STOP CONTROL ON / START / RUN May be used in conjunction with other symbols or pictographs.

  • Page 5: Assembly

    ASSEMBLY FOR STRAIGHT SHAFT TRIMMERS TOOL KIT Place the cutting attachment shield onto the shaft Your unit is provided with a tool kit (Fig.1). This tool kit mount. Install using provided hardware in the sequence consists of the following: as shown (Fig.3). 4 mm Allen Wrench Shaft Mount 5 mm Allen Wrench...

  • Page 6: Oil Information

    OIL INFORMATION RECOMENDED OIL TYPE 2. Place the unit on a level surface (Fig. 6). Using the proper type and weight of oil in the crankcase is extremely important. Check the oil before each use and change the oil regularly. Failure to use the correct oil, or using dirty oil, can cause premature engine wear and failure.

  • Page 7: Understanding Propane

    UNDERSTANDING PROPANE SAFETY WARNINGS FOR PROPANE UNITS NOTE: FIRE/EXPLOSION HAZARD NOTE: Use propane only in containers speci cally Contains enough gas to cause serious re, explosion, designed and approved for this unit. Propane is a and burns. To reduce chance of leak, re, or explosion: combustible gas;...

  • Page 8: Installing The Propane Canister

    INSTALLING THE PROPANE CANISTER WARNING: Propane is highly amable, and its vapors can explode if ignited. Propane Take the following precautions. Connector USE THE CORRECT PROPANE CANISTER Always use Propane canisters or “Bottles” that are the correct size. The 17 ounce or 16.4 ounce canisters that are approximately 3-7/8 inch in diameter are the cor - Fig.

  • Page 9: Installing Attachments

    INSTALLING ATTACHMENTS AVAILABLE CUTTING ATTACHMENTS EDGING POSITION Brushcutter attachment..........358.79244 For edging, lock the release button of the cutting Edger attachment..............358.79240 attachment into the 90° edging hole (Fig.11), so that the Cultivator attachment............358.79241 engine remains in the upright position while operating. Blower attachment............358.79242 Pruner attachment.............358.79245 90°...

  • Page 10: Starting / Stopping

    STARTING / STOPPING STARTING INSTRUCTIONS Start/On(I) Fast Idle 1. Check the oil level in the crankcase. Refer to Checking Stop/O Lock the Oil Level ( p.12). 2. Turn switch to ON position (Fig.14). Safety trigger NOTE: If your unit is equipped with a spring loaded type ON/OFF switch, it will always remain in the ON position.

  • Page 11: Operation

    OPERATION OPERATING YOUR TRIMMER • Trim only when grass and weeds are dry. Before operating the unit, stand in the operating position • The life of your cutting line is dependent upon: (Fig. 15). Check for the following: 1. Proper adherence to explained trimming techniques •...

  • Page 12: Maintenance

    MAINTENANCE FREQUENCY MAINTENANCE REQUIRED REFER TO BEFORE STARTING ENGINE CHECK OIL PAGE 6 EVERY 10 HOURS CLEAN AND RE-OIL AIR FILTER PAGE 13 FIRST CHANGE AT 10 HOURS CHECK OIL PAGE 13 EVERY 25 HOURS THEREAFTER CHECK OIL PAGE 13 EVERY 25 HOURS CHECK SPARK PLUG POSITION GAP PAGE 14...

  • Page 13

    MAINTENANCE CHANGING THE OIL CLEANING THE AIR FILTER Clean and re-oil the air lter every 10 hours of operation. For a new engine, change the oil after the rst 10 hours of operation. Change the oil while the engine is still It is an important item to maintain.

  • Page 14

    MAINTENANCE CARBURETOR ADJUSTMENT The idle speed of the engine is adjustable. An idle adjust- Idle Adjustment ment screw is on the rear side of the carburetor (Fig. 21). Screw NOTE: Careless adjustments can seriously damage your unit. Only a Sears or other quali ed dealer should make carburetor adjustments.

  • Page 15

    For Hassle-Free™ Cutting Head side of the cutting head (Fig. 25). Always use Craftsman Hassle Free XTRA QUIET Spiral Line. Choose the line size best suited for the job at hand. Red colored line is designed for cutting grass and small weeds.

  • Page 16

    MAINTENANCE 8. Pull the starter rope slowly to bring the piston to ROCKER ARM CLEARANCE ADJUSTMENT the top of its travel, (this position is known as top 1. Remove the four screws on the engine cover with a dead center).Check that the piston is at the top of phillips head screw driver (Fig.

  • Page 17: Cleaning And Storage

    CLEANING AND STORAGE CLEANING LONG TERM STORAGE 1. Remove propane canister. Use a small brush to clean the outside of the unit. Do not use strong detergents. Household cleaners that 2. Allow the engine to cool. Remove the spark plug and contain aromatic oils such as pine and lemon, and sol - put 5 drops of high quality motor oil into the cylinder.

  • Page 18: Speci Cations

    SPECIFICATIONS ENGINE* ENGINE TYPE AIR-COOLED 4-CYCLE DISPLACEMENT 25.4 CC CLUTCH TYPE CENTRIFUGAL OPERATING R.P.M. 6,800-9,300 R.P.M. IDLE SPEED 3,000-3,400 R.P.M. IGNITION TYPE ELECTRONIC IGNITION SWITCH PUSH ON/ OFF SWITCH VALVE CLEARANCE 0.003-0.006 INCHES (0.076-0.152 mm) SPARK PLUG GAP 0.02 INCHES (0.5 mm) LUBRICATION SAE 10W-30 OIL CRANKCASE OIL CAPACITY...

  • Page 19: Warranty

    CRAFTSMAN FULL WARRANTY If this Craftsman product fails due to a defect in material or workmanship within two years from the date of purchase, return it to any Sears store, Parts and Repair Service Center, or other Craftsman outlet in the United States for free repair (or replacement if repair prove s impossible).

  • Page 20

    Get it fixed, at your home or ours! Your Home For expert troubleshooting and home solutions advice: www.managemyhome.com For repair – in your home – of all major brand appliances, lawn and garden equipment, or heating and cooling systems, no matter who made it, no matter who sold it! For the replacement parts, accessories and owner’s manuals that you need to do-it-yourself.

This manual also for:

104.79211

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