Ryobi RY34427 User Manual - Page 14

OPERATION ADDING/CHECKING ENGINE LUBRICANT See Figure 7. NOTICE: Attempting to start the engine before it has been properly filled with lubricant will result in equipment failure. Engine lubricant has a major influence on engine performance and service life. This unit is shipped with Ryobi 4-cycle 20W50 engine lubricant. For best operating performance, continued use of this lubricant is recommended. NOTE: Always use a 4-stroke engine lubricant that meets or exceeds the requirements for API service classification SJ. SAE 30, 10W30, or 10W40 are all acceptable lubricants to use in this product. Non-detergent or 2-stroke engine lubricants will damage the engine and should not be used. Check lubricant level before each use. To add engine lubricant:  Remove the cap and seal from lubricant bottle provided.  Unscrew the oil cap/dipstick and remove.  Using funnel provided, add entire bottle of engine lubricant through oil fill hole.  Reinstall the oil cap/dipstick and secure. To check engine lubricant level:  Separate the attachment from the power head.  Set power head on a flat level surface with shaft parallel to surface.  Unscrew the oil cap/dipstick and remove.  Wipe dipstick clean; re-seat in hole and rethread.  Remove dipstick again and check lubricant level. Lubricant level should fall within the hatched area on the dipstick.  If level is low, add engine lubricant until the fluid level rises to the upper portion of the hatched area on the dipstick.  Replace and secure the oil cap/dipstick. NOTICE: Do not overfill. Overfilling the crankcase may cause ­excessive smoke, lubricant loss, and engine damage. STARTING AND STOPPING See Figures 8 - 10. Trimmer should be on a flat, bare surface for starting. To start a cold engine:  Slowly press the primer bulb 10 times. NOTE: After the 7th press, fuel should be visible in the primer bulb. If it is not, continue to press the primer until you see fuel in the bulb.  Set the choke lever to FULL CHOKE position. NOTE: Squeeze throttle trigger fully through remaining steps.  With throttle trigger fully engaged, pull the starter grip and rope until the engine runs (a maximum of 3 times). NOTE: If engine has not started after 3 pulls:  If the outside temperature is 60°F or below, leave the choke in the FULL CHOKE position and continue to pull the starter grip and rope until the engine runs.  If the outside temperature is 60°F or above, set the choke lever to the HALF CHOKE position and pull the starter grip and rope until the engine runs.  After 10 seconds, set choke lever to RUN. To restart a warm engine:  Slowly press the primer bulb 10 times.  Set the choke lever to the RUN position.  Pull the starter grip and rope until the engine runs. To stop the engine:  To stop the engine, depress the STOP switch to the stop position " ". IF ASSISTANCE IS REQUIRED FOR THIS PRODUCT: Do not return this product to the retail store where it was purchased. Please call our Customer Service Department for any issues you may have. For Help Call: 1-800-860-4050 OPERATING THE TRIMMER See Figure 11. WARNING: Engine housing can become hot during trimmer operation. Do not rest or place your arm, hand, or any body part against the engine housing during trimmer operation. Only hold the trimmer as shown in figure 11 with all body parts clear of engine housing. Extended contact with the engine housing can result in burns or other injuries. WARNING: Always position the unit on the operator's right side. The use of the unit on the operator's left side will expose the user to hot surfaces and can result in possible burn injury. WARNING: To avoid burns from hot surfaces, never operate unit with the bottom of the engine above waist level. Hold the trimmer with your right hand on the rear handle and your left hand on the front handle. Keep a firm grip with both hands while in operation. Trimmer should be held at a comfortable position with the rear handle about hip height. 9 - English