Model 310r Blower Model 310BVr Blower Vac OPERATOR’S MANUAL IMPORTANT FOR STARTING INSTRUCTIONS REFER TO PAGE 10 IMPORTANT MANUAL DO NOT THROW AWAY 1
TABLE OF CONTENTS INTRODUCTION THANK YOU Thank you for purchasing this quality product. This modern power tool has been designed to provide you with many hours of useful service. You will find it to be a great labor-saving device. I. California Emission Regulations ................................3 II. Safety Warnings ......................................................3-5 A. Operational ........................................................3-4 B. Safety and International Symbols ..................
CALIFORNIA EMISSION REGULATIONS The engine of your lawn and garden care product meets the 1995 California emissions regulations. To ensure that your unit continues to meet these regulations, refer to the following information and instructions in this operator's manual. These units are identified by the label on the engine of your product. A typical identification label is shown. SAFETY WARNINGS THE PURPOSE OF SAFETY SYMBOLS IS TO ATTRACT YOUR ATTENTION TO POSSIBLE DANGERS.
SAFETY WARNINGS (Continued) the unit. unit is running to avoid flying debris. • Avoid situations that could catch the collection bag on fire. Do not operate near an open flame. Do not vacuum warm ash from fireplaces, barbeque pits, brush piles, etc. Do not vacuum discarded cigars or cigarettes unless the cinders are completely cool. • Use the right tool. Do not use this unit for any job except that for which it is intended. • Always remain alert.
SAFETY WARNINGS (Continued) SYMBOL SIGNIFICATION • UNLEADED FUEL. Always use clean, fresh unleaded fuel. • PRIMER BULB. Push primer bulb, fully and slowly, 5 to 7 times. • CHOKE CONTROL. FULL CHOKE position. • CHOKE CONTROL. PARTIAL CHOKE position. • CHOKE CONTROL. RUN position. I O • IGNITION / POWER SWITCH. ON / START / RUN • IGNITION / POWER SWITCH. OFF OR STOP • HOT SURFACE WARNING. Do not touch a hot muffler, gear box or cylinder. You may get burned.
ASSEMBLY INSTRUCTIONS BLOWER TUBE AND NOZZLE ASSEMBLY - BOTH MODELS NOTE: Do not install tubes while unit is running. 1. Align the grooves in the blower tube with the pins in the blower outlet. 2. Grasping the tube firmly with both hands, push the tube into the blower outlet (Fig. 1). Turn the tube clockwise until it snaps into the detent and locks. INSTALLING THE VACUUM BAG/TUBE ASSEMBLY (OPTIONAL FOR MODEL 310r) WARNING Rotating impeller blades can cause severe injury.
ASSEMBLY INSTRUCTIONS (Continued) INSTALLING THE ADAPTER ONTO THE UPPER VACUUM TUBE - (OPTIONAL FOR MODEL 310r) NOTE: 3. Align the adapter's three (3) slots with the unit's three (3) hooks. Push firmly so all three (3) hooks snap through (Fig. 7). Do not install while unit is running. 1. Turn the blower upside down as shown in Fig. 4. Hold the blower between your knees to install the adapter and vacuum tubes. Fig. 7 4. Align the arrow on the upper tube with the arrow on the adapter.
ASSEMBLY INSTRUCTIONS (Continued) 5. Grasping the upper vac tube firmly with both hands (Fig. 9), turn the vac tube clockwise (Fig. 10) until the tabs of the adapter (2) snap into the square indentations of the upper vac tube (2) (Fig. 11). NOTE: This assembly requires the use of both hands because the parts fit together tightly. NOTE: When the tabs lock into the indentations, the adapter and vacuum tube become a permanent assembly. The adapter cannot be removed from the vacuum tube.
OIL & FUEL INFORMATION THIS ENGINE IS CERTIFIED TO OPERATE ON UNLEADED GAS AND OIL MIXTURE. NOTE: BE SURE TO READ THESE INSTRUCTIONS CAREFULLY BEFORE ATTEMPTING TO START OR OPERATE THIS UNIT. Using old or improper oil or fuel, or improperly mixing the oil and fuel can cause engine damage. This type of damage will void the engine warranty. USE OF BLENDED FUELS If you choose to use a blended fuel or its use is unavoidable, the following precautions are recommended. 1.
STARTING/STOPPING INSTRUCTIONS STARTING 1. MIX OIL WITH GAS per instructions (page 8). 2. FULLY PRESS AND RELEASE THE PRIMER BULB UNTIL FUEL IS VISIBLE IN BULB. See Fig. 14 for the primer bulb location. Primer Bulb Fig. 17 5. SQUEEZE THE THROTTLE TRIGGER TO FULL THROTTLE. Hold the trigger in this position. Fig. 14 3. PLACE THE CHOKE LEVER IN THE FULL "CHOKE" POSITION. See Fig. 15. 6. PULL THE STARTER ROPE BRISKLY until you hear the engine sounds like it wants to run (normally 2 to 5 pulls). 7.
OPERATING PROCEDURES WARNING Wear goggles or safety glasses at all times when operating this unit. TYPICAL OPERATING POSITIONS 1 Use the blower for trees, shrubs, flower beds and hard-to-clean areas (Fig. 19). Fig. 21 VACUUM OPERATING PROCEDURES (OPTIONAL FOR MODEL 310r) WARNING DO NOT OPEN THE DOOR WITH THE ENGINE RUNNING! To do so can result in serious personal injury caused by contact with the rotating blades. NOTE: Fig. 19 2. Use the unit around buildings and for other normal cleaning (Fig. 20).
MAINTENANCE AND REPAIR INSTRUCTIONS MAINTENANCE SCHEDULE These required maintenance procedures should be performed at the frequency stated in the table to ensure that your unit continues to meet the 1995 California emission regulations. They should also be included as part of any seasonal tune-up. FREQUENCY Before Starting Engine MAINTENANCE REQUIRED REFER TO: Fill fuel tank with correct oil and fuel mixture. Page 9 Every 10 Hours Clean and re-oil air filter.
MAINTENANCE AND REPAIR INSTRUCTIONS (Continued) 4. Apply clean oil to the filter enough to saturate the filter (Fig. 26). CARBURETOR ADJUSTMENT This unit is equipped with a diaphragm-type carburetor that has been carefully calibrated at the factory. In most cases, no further adjustment is required. NOTE: To meet the 1995 California emission regulations, the carburetor has adjustment needle limiter caps to restrict the amount of adjustment.
MAINTENANCE AND REPAIR INSTRUCTIONS (Continued) 3. Initial High Speed Mixture and Idle Speed Mixture Needle Settings: Insert the screwdriver through the hole at the back of the top handle (Fig. 32). Turn both the high speed mixture and idle speed mixture needles out (counterclockwise) until the limiter caps stop. 4. Start the engine and let it run for a minute. 5. Release the throttle trigger and let the engine idle. If the engine stops, turn the idle speed screw (Figs.
MAINTENANCE AND REPAIR INSTRUCTIONS (Continued) NOTE: If the carburetor adjustments do not help the unit to run properly, contact your authorized service dealer. INSPECTING/CLEANING THE MUFFLER The muffler should be removed every 25 hours of operation to inspect for excessive carbon build-up. Excessive deposits around the exhaust ports or exhaust holes will cause poor engine performance. Use the following procedure to remove, inspect and clean and reinstall the muffler.
MAINTENANCE AND REPAIR INSTRUCTIONS (Continued) Exhaust Exit Tube Screws Fig. 37 If carbon build-up cannot be cleaned, replace the muffler. Fig. 35 3. Inspect the muffler mounting holes for elongation. Replace the muffler if the holes are elongated. Inspection and Cleaning Muffler Reassembly 1. Check the inlet port of the muffler and outlet port of the cylinder for excessive carbon deposits (Fig. 36). Clean as required. 1. Install a new gasket*.
CLEANING AND STORAGE WARNING Always turn off your unit before you clean or perform any maintenance on it. Cleaning Use a small brush to clean off the outside of the unit. Do not use strong detergents on plastic housing or handle. They can be damaged by household cleaners that contain aromatic oils such as pine and lemon, and by solvents such as kerosene. Storage If the unit will be stored for an extended period of time, use the following storage procedure. 1. Drain all fuel from the fuel tank.
TROUBLESHOOTING PROBLEM Engine Will Not Start CAUSE ACTION Choke in incorrect position Refer to starting/stopping instructions on page 10 Empty fuel tank Fill fuel tank Primer bulb wasn't pushed enough Press primer bulb fully and slowly until fuel is visible in bulb Engine flooded Use starting procedure WITHOUT USING CHOKE Engine Will Not Idle Carburetor misadjusted Adjust carburetor Engine Will Not Accelerate Carburetor misadjusted Adjust carburetor Throttle wire has come loose Thread thr
CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The California Air Resources Board and Ryobi America Corp. (RAC), is pleased to explain the emission control system warranty on your 1995 lawn and garden equipment engine. In California, new lawn and garden equipment engines must be designed, built and equipped to meet the State's stringent anti-smog standards.
RYOBI AMERICA CORP. warrants each new RYOBI Product for two (2) years according to the following terms. This warranty extends to the original retail purchaser only and commences on the date of original retail purchase. Any part of the RYOBI Product manufactured or supplied by RYOBI and found in the reasonable judgement of RYOBI to be defective in material or workmanship will be repaired or replaced by an authorized RYOBI service dealer without charge for parts and labor.
