User manual RYOBI 975R-SERIALS-51200000A-THRU-

[. . . ] The other manual that came with your outdoor power tool, the parts manual, contains all of the information that you need to order parts. III. TABLE OF CONTENTS California Emission Regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Safety Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5 Assembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 A. Installing the Shoulder Strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Oil and Fuel Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-8 Starting/Stopping Instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-11 A. Edging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 IV. [. . . ] They should also be included as part of any seasonal tune-up. FREQUENCY Daily or Before Starting Engine Every 10 Hours Every 25 Hours Every 50 Hours Check oil level. Fill fuel tank. MAINTENANCE REQUIRED REFER TO: Pages 7-8 Page 8 Pages 7-8 Page 15 Pages 7-8 Page 19 Page 19-20 Page 18 Change oil after initial use. Check spark arrester screen. LINE INSTALLATION FOR THE SPEED SPOOLTM The trimming line in the speed spool may be replaced by two different methods: · Winding the existing inner reel with new line · Installing a prewound inner reel Winding the Existing Inner Reel with New Line NOTE: Before installing new trimming line onto the existing inner reel, remove any old line from the speed spool by pulling the line out of the line exiting or locking holes (see Figs. Line up the arrow on the inner reel with the arrow on the outer spool (Fig. TOP VIEW OF SPEED SPOOL The Correct Line to Use WARNING Always use Ryobi replacement line. The engine may overheat and fail if you use a larger line. Arrow Outer Spool Arrow Inner Reel Bump Knob Fig. 19 12 MAINTENANCE AND REPAIR INSTRUCTIONS (Continued) IMPORTANT! Always use the correct line length when installing trimming line on the unit. If longer line is used than specified in this manual, the line may not release properly. Insert 10 feet (2. 5 m) of trimming line straight into one of the two eyelets and push it up through the line exiting hole in the inner reel (Fig. Pull the line away from the spool until the line is tight against the inner reel (Fig. Repeat the procedure with the second eyelet and use the same amount of line as specified in step 2 on page 13. NOTE: To meet the 1995 California emission regulations, the carburetor has adjustment needle limiter caps to restrict the amount of adjustment. Throttle Lever Idle Speed Screw The condition of the air filter is important to the operation of the trimmer. A dirty air filter will restrict the air flow, which upsets the fuel-air mixture in the carburetor. The resulting symptoms are often mistaken for an out-ofadjustment carburetor. Therefore, check the condition of the air filter before adjusting the carburetor. If the following conditions are experienced, it may be necessary to adjust the carburetor: · · · The engine will not idle The engine hesitates or stalls on acceleration The loss of engine power that is not corrected by cleaning the air filter, muffler, spark arrester screen or adjusting the valve clearance The engine operates in an erratic or fuel rich condition High Speed Mixture Needle Idle Speed Mixture Needle Fig. Start the engine and let it run for three (3) to five (5) minutes with the throttle trigger fully squeezed. 36) in (clockwise) 1/8 turn at a time (as required) until the engine idles. While squeezing the throttle trigger fully, set the high speed mixture needle at the optimum setting (Fig. See "Definition of Optimum Setting" on page 17. · The carburetor has three basic adjustments: the idle speed, idle speed mixture and high speed mixture. NOTE: The string guard and line spool must be installed and the cutting line extended to its full cutting length when making carburetor adjustments. Adjusting the Carburetor 1. [. . . ] The manufacturer is not liable to cover failures or warranted parts caused by the use of add-on or modified parts. In order to file a claim, go to your nearest Authorized Ryobi Service Center. Warranty services or repairs will be provided at all Authorized Ryobi Service Centers. Any manufacturer approved replacement part may be used in the performance of any warranty maintenance or repair of emission related parts and will be provided without charge to the owner. [. . . ]