STUMP GRINDER INTENDED USE The Barreto Stump Grinder is designed to remove in-ground tree stumps and exposed roots. It should not be used to cut any material other than wood stumps and the surface soil around the stumps or exposed roots.
LUBRICATION REQUIREMENTS Grease at the intervals indicated per the illustration of grease lubrication points. There is also a grease diagram decal on the machine. 30SG OPERATOR’S MANUAL 4/23/19 Page 2 of 23...
SAFETY MESSAGES General safety messages are listed in this Safety Messages section. Specific safety messages appear as appropriate in this manual where a potential hazard may occur if procedures or instructions are not followed correctly and completely. SAFETY SYMBOL This is the international safety alert symbol. This symbol is used in combination with a signal word and written message to warn you of a potential for bodily injury or death.
SAFETY INSTRUCTIONS OVERVIEW READ SAFETY AND OPERATING INSTRUCTIONS BEFORE OPERATING! USE COMMON SENSE AND PLENTY OF IT! Call before you cut. If you do not call, you may cause an accident; suffer injuries or death; cause interruption of services; damage the environment; and/or incur project delays. Expect to be held liable for any damages caused, if you fail to call.
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SAFETY INSTRUCTIONS OVERVIEW (continued) WARNING: Contact with the cutter wheel while in operation will cause serious injury or even death. The teeth of the cutter wheel are sharp. Avoid contact even when the wheel is not moving. Avoid inclines if at all possible. WARNING: Navigating on any incline increases the danger of the machine losing traction or rolling over, especially if the surface is wet.
SAFETY INSTRUCTIONS OVERVIEW (continued) Avoid contact with hydraulic fluid. WARNING: When machine is operating, hydraulic fluid is under extreme pressure and can get under skin and burn or poison. WARNING: Keep safety guards and shields in place while the engine is running and keep all operator protection systems in place and in operational condition.
STUMP GRINDER OPERATING INSTRUCTIONS READ SAFETY INSTRUCTIONS BEFORE OPERATING! Both the SAFETY INSTRUCTIONS and OPERATING INSTRUCTIONS are in this manual. Be sure that the engine oil and fuel, and the machine hydraulic fluid are all at proper levels before starting the engine.
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CONTROLS (continued) 4. CUTTER WHEEL CONTROL: To start the cutter wheel, hold down the thumb button on the control handle. Then pull the trigger back. After the wheel is started, the thumb button can be released, but the trigger must be held to keep the cutter wheel turned on. To raise the cutter head, pull the cutter height control bar back.
ENGINE CONTROLS FUEL SHUTOFF VALVE: Must be in OPEN position for engine to run. CHOKE: Use while starting the VANGUARD engine, only needed if engine has not reached operating temperature. (Refer to the ENGINE START UP PROCEDURE) THROTTLE: Controls engine speed. Operate at full throttle when cutting (all the way forward). KEYED IGNITION SWITCH: Used to start and stop the engine with an electric starter.
• Gradually increase engine speed, allowing 30 minutes for the hydraulic fluid to warm up. Reduce the engine speed if the hydraulic pump whines. Pump noise may indicate a lack of hydraulic fluid flow that could damage the pump. For frequent starts below 18°F consult your Barreto Manufacturing, Inc. dealer. 30SG OPERATOR’S MANUAL 4/23/19...
BRIGGS/VANGUARD CONTROLS & START UP PROCEDURE STARTING THE ENGINE Note: Some engines and equipment have remote controls. See the equipment manual for location and operation of remote controls. 1. Check the engine oil level. See the How To Check/Add Oil section in the engine owner’s manual. 2.
OPERATOR PREPARATION Each operator must: • Become familiar with the controls and operation of the stump grinder, preferably under the supervision of an experienced operator. • Be at least 18 yrs. of age and be mentally and physically capable of operating the stump grinder safely. •...
The Barreto Stump Grinder, Model E30SG when operated in accordance with its instructions, and tested in accordance with EN 1033:1995, results in the following vibration emission declared in accordance with EN 12096:1996.
DETERMINE LOCATION OF UNDERGROUND UTILITIES OSHA CFR 29 1926.651 requires that the estimated location of underground utilities be determined before beginning excavation or an underground drilling operation. When the actual excavation or bore approaches an estimated utility location, the exact location of the underground installation must be determined by a safe, acceptable and dependable method.
WORK SITE ASSESSMENT Examine the work area for any conditions or obstructions that may inhibit cutting or create a safety hazard for the operator or others. Use the information in this manual combined with good judgment to identify any hazards to avoid. In addition to calling to DETERMINE LOCATION OF UNDERGROUND UTILITIES (see previous section for details) the operator and/or job foreman should visually inspect the work site.
CONTACT WITH UNDERGROUND UTILITIES After LOCATING UNDERGROUND UTILITIES and performing the WORK SITE ASSESSMENT, accidental contact with a buried utility might still occur. If it does, stop and call 911 for help. If you cut a wire or cable, assume that you do not know what kind it is. It may be electrical or any one of several communication lines: telephone, television, or fiber optic.
STUMP GRINDING PROCEDURE 1. Raise the cutter head and move the machine into position to cut. Position the machine so the cut head can swing across near the edge of the stump. 2. Have engine at full throttle (throttle lever forward). 3.
JUMP STARTING ENGINE WITH ELECTRIC STARTER Shield entire face, especially your eyes, and wear rubber gloves to avoid acid burns whenever doing anything with the battery. Battery caps must be tightly in place if the battery has removable caps. WARNING: The battery contains sulfuric acid that can cause blindness and severe burns. Avoid contact with eyes, skin, and clothing.
GROUND TRANSPORT OF THE STUMP GRINDER Raise the cutter head. WARNING: Contact with the cutter wheel while in operation will cause serious injury or even death. The teeth of the cutter are sharp. Avoid contact even when the cutter is not moving. TRACK CONTROL: Controls the travel direction and speed.
EMERGENCY TOWING In case of engine failure there is a provision that allows the machine to be towed a short distance. The drive tracks are driven by a set of tandem pumps. The front pump drives right track, and the other pump drives left track.
ROAD TRANSPORT OF THE STUMP GRINDER The BEST way to transport the stump grinder over roads is with the BARRETO E4X6 TILT BED TRAILER. Refer to the following checklist before towing: • Towing vehicle should have a 2" (5cm) ball. Be sure it is in good repair and securely fastened to the vehicle.
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ROAD TRANSPORT OF THE STUMP GRINDER (continued) WARNING: Navigating on the inclined trailer bed increases the danger of the tracks losing traction, especially if the bed surface is wet. If you lose control, get out of the way to avoid personal injury. Move the trailer tilt bed latch pin handle so that the spring-loaded action will engage the pin with the latch when the bed is leveled.
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