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manual abstract
1. Disconnect the Blower Exit Elbow Assembly from the Collector Box Hose (Figure 44). 2. Lower the three (3) frame support legs by removing the Safety Hitch Pins (Figure 18 on page 18). When the legs are lowered, re-insert the pins and attach the clips. 3. Remove the Hitch Clip from the Clevis Pin and remove the pin (Figure 19 on page 18). Move the trailer tongue from the tractor hitch plate in a side motion. 4. Remove (turn counterclockwise) the two Rear Retaining Knobs holding the engine plate to the trailer frame (Figure 47). 5. Hold the trailer tongue and remove the two Front Retaining Knobs (Figure 47), thus preventing the trailer from falling when the last knob is removed. 6. Slowly lower the trailer from under the engine (Figure 48). The engine assembly is now free to be moved away from the trailer. 7. Carefully roll the Engine Assembly forward from the trailer frame (Figure 48). 8. Store the engine assembly in a dry location. 9. Reverse this procedure to re-install the engine unit then refer to page 18, “Connecting the DR LEAF and LAWN VACUUM to your lawn tractor”. 10. Check the Safety Interlock Switch. See page 16. Rear Retaining Knob (2-places) Front Retaining Engine Assembly Assembly Forward Carefully Roll Engine Knobs Figure 47 Figure 48 40 DR. COMMERICAL LEAF and LAWN VACUUM Safety & Operating Instructions End of Season & Storage WARNING! Before performing any maintenance procedure, stop the engine and disconnect the spark plug wire. Note: Please refer to the engine owner manual for engine-specific procedures. .. Change the oil. .. If your DR LEAF and LAWN VACUUM will be idle for more than 30 days, we recommend using a gas stabilizer. This will prevent sediment from gumming up the carburetor. If there is dirt or moisture in the gas or tank, remove it by draining the tank. Completely fill the tank with fresh, unleaded gas and add the appropriate amount of stabilizer or gasoline additive. Run the engine for a short time to allow the additive to circulate. .. Remove the spark plug and pour about 1 ounce of motor oil into the cylinder hole. Replace the plug and pull the recoil starter rope until you feel strong resistance. This will coat the piston and seat the valves to prevent moisture buildup. .. Clean/replace the air filter. .. Clean dirt and debris from the cylinder head cooling fins, blower housing, debris screen and muffler area of the engine. .. Clean out residual debris from the blower hoses and Collector Box. .. If the DR LEAF and LAWN VACUUM will be used as a trailer during the end of season, we recommend that you remove and store the engine in a dry location. See page 40. .. For minimal storage space, you can disassemble the Collector Box by removing the Rear & Front Panels, Centrifugal Separator (Top), and the Side Panels. The Collector Box pieces then can be stacked against a wall in a convenient location. See page 14 for disassembly and re-assembly of the Collector Box. DR. COMMERICAL LEAF and LAWN VACUUM Safety & Operating Instructions Chapter 6: Troubleshooting Most problems are easy to fix. Consult the troubleshooting table for common problems and their solutions. If you continue to experience problems, call Country Home Products, Inc. for support. Troubleshooting Table WARNING! Before performing any maintenance procedure, stop the engine and disconnect the spark plug wire. SYMPTOM POSSIBLE CAUSE Recoil will not . Check for debris in the Chipper Hopper. pull out or is difficult to pull. . Check the engine oil level, the engine may be seized. . There may be an oil compression lock in the cylinder. Take out the spark plug; hold a rag over the spark plug hole and pull the recoil cord several times to blow out any oil in the cylinder. Wipe off the spark plug and reinstall it. . The recoil may be broken or jammed. Call 1(800) DROWNER (376-9637) for assistance. The engine . Check that the spark plug wire is attached. won’t start. . Check the oil and gas level. See page 23. . Are you using fresh, clean gas? If the gas is old, (Please refer to change it. Use a fuel stabilizer if you keep gas longer the engine than one month. owner’s manual . Check the throttle adjustment and travel. See page 24. for engine. Is the spark plug clean? If the spark plug is dirty or specific cracked, change it. If it’s oily, leave it out, hold a rag procedures.) over the plug hole and pull the recoil cord several times to blow out any oil in the cylinder, then wipe off the plug and reinsert it. . Check that the Safety Interlock Switch is depressed. See Figure 14 on page 16. . If your engine still won’t start, call 1(800) DR-OWNER (376-9637) for assistance. DR. COMMERICAL LEAF and LAWN VACUUM Safety & Operating Instructions WARNING! Before performing any maintenance procedure, stop the engine and disconnect the spark plug wire. Symptom Possible Cause The engine . Check the throttle travel. See page 24. lacks power or is not running smoothly. . Is the choke pushed all the way to the left (RUN)? See page 24. . Is...