Yard Machines 41AD-280G000 manuale d’uso

Operator’ s Manual Curved Shaft, 2-Cycle T rimmer Model 41AD-280G000 IMPORT ANT : Read safety rules and instructions carefully befor e operating equipment. W arning: This unit is equipped with an inter nal combustion engine and should not be used on or near any unimproved for est- covered, brush-cover ed or grass-covered land unless the engine’[...]

2 T ABLE OF CONTENTS Content Page Important Safe Operation Practices .................................................................... 3-5 Assembling Y our T rimmer .................................................................................... 6 Know Y our T rimmer ...........................................................................[...]

3 SECTION 1: IMPOR T ANT SAFE OPERA TION PRACTICES This Symbol Points Out Important Safety Information Which, If Not Followed, Could Endanger The Personal Safety And/or Property Of Y ourself And Others. Read And Follow All Instructions In This Manual Before Attempting T o Operate Y our T rimmer . Failure T o Comply With These Instructions May Resul[...]

4 • This unit does not have a clutch. The cutting attachment continues to rotate when the engine is idling. T o prevent injury , have the unit adjusted by an authorized service technician. • Adjust the D-Handle to your size to provide the best grip. • Be sure the cutting attachment is not in contact with anything before starting the unit. •[...]

5 • PRIMER BULB Push primer bulb, fully and slowly , 5 to 7 times. • UNLEADED FUEL Always use clean, fresh unleaded fuel. • OIL Refer to operator's manual for the proper type of oil. • THROWN OBJECTS CAN CAUSE SEVERE INJUR Y Do not operate unit without proper attachments and guar ds in place. • ON/OFF STOP CONTROL ON / ST ART / RUN ?[...]

6 Figure 4 Installing and Adjusting the D-Handle NOTE: The bolt, washer and wing nut need to be removed from the D-handle before installing. 1. Push the D-handle down onto the shaft housing so that the handle slants towards the shaft grip. The squared bolt hole in the handle is to the right. See Figure 1. 2. Insert the shoulder bolt into the square[...]

7 Figure 5 SECTION 3: KNOW Y OUR TRIMMER Primer Bulb Choke Control Air Filter/ Muffler Cover Spark Plug Muffler On/Off Stop Control STOP/OFF (O) ST ART/ON (I) Throttle Control Read this operator’ s manual and safety rules befor e operating your trimmer . Compare illustrations in Figure 5 with your trimmer to familiarize yourself with the location[...]

8 SECTION 4: OPERA TING Y OUR TRIMMER Oil and Gas Mixing Instructions Old and/or improperly mixed fuel ar e the main reasons for the unit not running pr operly . Be sur e to use fresh, clean unleaded fuel. Follow the instructions carefully for the pr oper fuel/oil mixture. Definition of Blended Fuels T oday's fuels are often a blend of gasolin[...]

9 Choke Control Full Choke Position (A) Primer Bulb Starting Engine WARNING: A void accidental starting. Be in the starting position when pulling the starter rope. See Figur e 9. The operator and unit must be in a stable position while starting to avoid serious personal injury . WARNING: Operate this unit only in a well ventilated area outdoors. Ca[...]

Each time the head is bumped, about 1 inch (25.4 mm) of trimming line is released. A blade in the cut- ting attachment shield will cut the line to the proper length if excess line is released. For best results, tap the Bump Head™ on bar e ground or har d soil. If line release is attempted in tall grass, the engine may stall. Always keep the trimm[...]

11 Figure 12 Decorativ e T rimming Decorative trimming is accomplished by removing all vegetation around tr ees, posts, fences, etc. Rotate the whole unit so that the cutting attachment is at a 30° angle to the ground. See Figur e 12. Tips for Best T rimming Results • Keep the cutting attachment parallel to the ground. • Do not force the cutti[...]

12 SECTION 5: MAKING ADJUSTMENTS Idle Speed Screw Figure 13 Engine Specifications Engine T ype … … … … … … …Air -Cooled, 2-Cycle Displacement … … … … … … … … … … … 31cc Idle Speed R.P .M. … … … … … 3,400- 4,400 rpm Operating R.P .M. … … … … … … 6,600-8,000 rpm Fuel/Oil Mixture Ratio. … …[...]

13 WARNING: T o avoid serious personal injury , always tur n the unit off, allow it to cool and disconnect the spark plug before you clean or perform any maintenance on it. T rouble Shooting Refer to the trouble shooting chart for mor e informa- tion. Engine IMPORT ANT : Never run your engine without air cleaner completely assembled. Air Filter Mai[...]

14 8. Place the air filter/muffler cover over the back of the carburetor and muf fler . NOTE: The choke control must be in the P ARTIAL choke position (B) to install the air filter/muffler cover . See Figure 14. 9. Insert the four (4) screws into the holes in the air filter/muffler cover and tighten. See Figur e 14. Use a flat blade or # T20 T orx [...]

15 Figure 19 Figure 22 Figure 23 Figure 24 Figure 20 Figure 21 Single Line Installation Go T o Step 8 for SplitLine™ Installation 6. T ake approximately 25 feet (7.6 m) of new trim- ming line, loop it into two equal lengths. Insert each end of the line through one of the two holes in the inner reel. Pull the line thr ough the inner reel so that t[...]

16 SECTION 7: OFF SEASON STORAGE If the unit will be stored for an extended time, 1. Drain all fuel from the fuel tank into a container . Do not use fuel that has been stored for mor e than 60 days. Dispose of the old fuel in accordance to local r egulations. 2. Start the engine and allow it to run until it stalls. This ensures that all fuel has be[...]

17 SECTION 8: TROUBLE SHOOTING GUIDE ENGINE WILL NOT ST ART ENGINE WILL NOT IDLE ENGINE WILL NOT ACCELERA TE ENGINE LACKS POWER OR ST ALLS WHEN UNDER LOAD CUTTING A TT ACHMENT WILL NOT ADV ANCE LINE On/Off Stop Contr ol in the STOP position Empty fuel tank Primer bulb wasn't pressed enough Engine flooded Old or improperly mixed fuel Fouled spa[...]

18 SECTION 9: P AR TS LIST FOR MODEL 41AD-280G000 42 1 2 3 8 10 12 3 4 5 7 6 11 13 15 16 47 48 43 14 22 49 20 17 18 19 21 26 27 28 31 32 30 33 34 36 37 38 35 25 32 39 40 46 41 44 42 45 24 29 23 9[...]

19 1 182059 Air Cleaner/Muffler Cover Assembly (includes 2 & 42) 2 180350 Air Cleaner Filter 3 181345 Carburetor Mounting Scr ew Assembly 4 180226 W avey W asher 5 182160 Choke Lever Assembly (includes 6) 6 182161 Choke Knob and Screw 7 182162 Choke Lever and Plate (includes 5) 8 182062 Carburetor Assembly W/Limiter Caps (includes 9 & 21) 9[...]

20 MODEL 41AD-280G000 10 8 13 9 17 16 18 19 15 11 12 14 1 1 5 6 7 4 3 2[...]

21 1 182093 Throttle Housing and T rigger Assembly (includes 2 & 3) 2 610314 Throttle T rigger Spring 3 180975 Throttle T rigger 4 182068 Throttle Cable Assembly 5 145819 D-Handle Assembly 6 181587 D-Handle Hardwar e 7 181893 Drive Shaft Housing Assembly 8 153597 Lower Clamp Assembly 9 682064 Flexible Drive Shaft 10 180531 Shield Mounting Screw[...]

MANUF ACTURER’S LIMITED W ARRANTY FOR: No implied warranty , including any implied warranty of merchantability or fitness for a particular purpose, applies after the applicable period of express written warranty above as to the parts as identified. No other express warranty or guaranty , whether written or oral, except as mentioned above, given b[...]