Page 1: Table Of Contents
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.
Page 2: Lubrication Requirements
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 11/25/13 Page 2 of 24...
Page 3: Safety Messages
Before using, always visually inspect to see that the tools are not worn or damaged. Replace worn or damaged elements and bolts in sets to preserve balance. Use extreme caution when reversing the machine towards you. Do not change the engine governor settings or overspeed the engine. 30SG OPERATOR’S MANUAL 11/25/13 Page 3 of 24...
Page 4: Safety Instructions Overview
WARNING: Engine exhaust contains carbon monoxide gas that is toxic. Breathing it can cause unconsciousness and death. Adequate lighting is required, daylight or artificial, for safe operation of the stump grinder. Allow adequate side and overhead clearances between machine and buildings, fences, and trees. 30SG OPERATOR’S MANUAL 11/25/13 Page 4 of 24...
Page 5 WARNING: Stay clear of the articulation area while the engine is running. 30SG OPERATOR’S MANUAL 11/25/13 Page 5 of 24...
Page 6: Battery & Electric Starter Safety Instructions
WARNING: Battery fumes are flammable and explosive. Avoid explosion hazard that could blind and burn. Tools and jumper cable clamps can make sparks, so use them with care. Shield eyes and face, and wear rubber gloves. BATTERY MAINTENANCE is in the OWNER’S MANUAL. 30SG OPERATOR’S MANUAL 11/25/13 Page 6 of 24...
Page 7: Stump Grinder Operating Instructions
Pivot turns can be made by moving one control forward and the other control back. THROTTLE CABLE LEFT TRACK RIGHT TRACK 30SG OPERATOR’S MANUAL 11/25/13 Page 7 of 24...
Page 8 TRIGGER THUMB BUTTON 5. PARKING BRAKE: It is located behind the left hand track motor. Move the handle down to engage the brake, and up to disengage it. 30SG OPERATOR’S MANUAL 11/25/13 Page 8 of 24...
Page 9: Engine Controls
START UP PROCEDURE. ENGINE: This is the throttle lever. It controls the engine speed. Operate stump grinder at full throttle (all the way forward). VANGUARD CHOKE VANGUARD KEYED IGNITION SWITCH KOHLER KEYED IGNITION SWITCH 30SG OPERATOR’S MANUAL 11/25/13 Page 9 of 24...
Page 10: Engine Start Up Procedure
• 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 11/25/13...
Page 11: Kohler Start Up Procedure
Only operate the stump grinder outdoors and avoid breathing engine exhaust and fumes. WARNING: Engine exhaust contains carbon monoxide gas that is toxic. Breathing it can cause unconsciousness and death. Avoid any areas or actions that expose you to carbon monoxide. 30SG OPERATOR’S MANUAL 11/25/13 Page 11 of 24...
Page 12: Briggs/Vanguard Controls & Start Up Procedure
Only operate the stump grinder outdoors and avoid breathing engine exhaust and fumes. WARNING: Engine exhaust contains carbon monoxide gas that is toxic. Breathing it can cause unconsciousness and death. Avoid any areas or actions that expose you to carbon monoxide. 30SG OPERATOR’S MANUAL 11/25/13 Page 12 of 24...
Page 13: Operator Preparation
Values listed above are rounded to the nearest decibel according to ISO 4871 Noise Emissions Directive result. Guaranteed sound power level NOTE - The guaranteed sound power level is calculated from unrounded values, and may differ from the values above 30SG OPERATOR’S MANUAL 11/25/13 Page 13 of 24...
Page 14: Vibration Emission Data
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.
Page 15: Determine Location Of Underground Utilities
For areas not represented by One-Call Systems International, contact the appropriate utility companies to locate and mark the underground installations. Do not rely on visual evidence of underground utilities such as manhole covers or electrical drop boxes…CALL! 30SG OPERATOR’S MANUAL 11/25/13 Page 15 of 24...
Page 16: Work Site Assessment
Keep others away. If the job site is near a road or pedestrian path, warn and divert both motorized traffic and pedestrians. As appropriate, erect barriers, use traffic flag personnel, signs, cones, and lighting devices to insure safety. 30SG OPERATOR’S MANUAL 11/25/13 Page 16 of 24...
Page 17: Contract With Underground Utilities
Fiber optic cables: If you think that you may have severed a fiber optic cable, do not touch or even look at the ends of it. WARNING: Fiber optic cables convey laser light that can injure your eyesight. Call 911 for help. 30SG OPERATOR’S MANUAL 11/25/13 Page 17 of 24...
Page 18: Grinding Procedure
WARNING: Muffler and engine get hot enough to cause serious burns. For the safety of yourself and others, allow enough time for the engine, muffler, and the hydraulic fluid to cool completely before performing any cleaning or maintenance. 30SG OPERATOR’S MANUAL 11/25/13 Page 18 of 24...
Page 19: Jump Starting Engine With Electric Starter
4. Disconnect the cables in reverse order of connection and cover each jumper cable terminal. To avoid sparks near the battery, never disconnect the red jumper cable without first disconnecting the black jumper cable. 30SG OPERATOR’S MANUAL 11/25/13 Page 19 of 24...
Page 20: Ground Transport Of The Grinder
If you lose control get out of the way immediately to avoid personal injury. Navigation on inclines should be especially slow and turns very gradual. A 20° maximum incline is allowed. 30SG OPERATOR’S MANUAL 11/25/13 Page 20 of 24...
Page 21: Emergency Towing
4. Secure the head in the up position with a strap or chain on the cut head housing. 30SG OPERATOR’S MANUAL 11/25/13 Page 21 of 24...
Page 22: Road Transport Of The Grinder
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.
Page 23 4. Chain or strap the stump grinder to the truck using the two chain loops at the rear of the stump grinder lower body and D-ring on front of the stump grinder. 30SG OPERATOR’S MANUAL 11/25/13 Page 23 of 24...
Page 24: Index
THROTTLE, 7, 9, 10, 11, 12, 18 TRACK CONTROL, 7, 20 TRANSPORT, 3, 21, 22 UNDERGROUND UTILITIES, 1, 15, 16, 17 UNLOADING PROCEDURE, 22, 23 VIBRATION, 1, 14 WORK SITE ASSESSMENT, 1, 16, 17 30SG OPERATOR’S MANUAL 11/25/13 Page 24 of 24...

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