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Bradco SG30 - User Manual

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9761 7-29-14-7
800-456-7100 I www.paladinattachments.com 503 Gay Street, Delhi, IA 52223, United States of America Copyright ©
OPERATOR’S AND PARTS MANUAL
SG26 & SG30 STUMP GRINDER
SERIAL NUMBER: ___________________ Manual Number: OM678
Part Number: 75578
MODEL NUMBER: ___________________ Rev. 5
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Summary

Preface

Before Operation

Primary responsibility for safety falls to the operator. Ensure trained individuals operate the equipment.

Safety Alert Symbol

Symbol warns of possible injury. Read all warnings carefully for safety.

Service

Use only manufacturer replacement parts. Record model and serial number for correct parts.

Safety Statements

Danger

Signal word for serious injury or death if instructions are not followed.

Warning

Signal word for serious injury or death if instructions are not followed.

Caution

Signal word for minor injury if instructions are not followed.

General Safety Precautions

Read Manual Prior to Installation

Read all manuals and follow safety instructions before operation or maintenance.

Know Your Equipment

Understand capabilities, dimensions, operations. Inspect before use.

Protect Against Flying Debris

Wear safety glasses, goggles, or face shield during operations causing debris.

Use Care With Hydraulic Fluid Pressure

Hydraulic fluid under pressure can penetrate skin. Seek medical attention if injected.

General Safety Precautions (Continued)

Safely Maintain and Repair Equipment

Avoid loose clothing. Work on level surface. Use correct tools. Wear protective equipment.

Safely Operate Equipment

Operate only if trained. Keep controls clean. No riders. Operate from correct position.

Equipment Safety Precautions

Know Where Utilities Are

Observe overhead and buried utility lines. Call local utilities before digging.

Exposure to Respirable Crystalline Silica Dust

Hazardous dust can cause respiratory disease. Use dust suppression and PPE.

Remove Paint Before Welding or Heating

Hazardous fumes generated from paint. Work in ventilated area. Dispose of waste properly.

Operating the Stump Grinder

Never Operate Near Bystanders, Traffic, Pets, Livestock or Buildings.

Be sure others know when and where you will be working. Never direct discharge towards people or property.

Stay Clear of All Moving Parts.

Stay clear of all moving parts.

Equipment Safety Precautions (Continued)

Transporting the Stump Grinder

Travel in safe transport position. Drive slowly over rough ground and slopes. Use safety lights.

Maintaining the Stump Grinder

Lower attachment, turn off engine, remove key, and apply brakes before maintenance.

Preoperation

Nomenclature

Diagram to acquaint with names of stump grinder components for manual reading and ordering parts.

Decals

Decal Placement

Diagram shows decal locations. Use part numbers to order replacements. Read all decals.

Decals (Continued)

Danger! Rotating Blade

Hazard warning for rotating blade, objects can be thrown. Stay back. Do not operate near bystanders.

Danger! Flying Debris

Hazard warning for flying debris. Stay back. Objects can be thrown.

Warning! High Pressure Fluid

Hazard warning for high-pressure fluid. Relieve pressure before work. Wear PPE.

Decals (Continued)

Warning! Guard Removed

Warning that guard covers moving parts. Remove guard only for service.

Warning! Before Leaving Operators Seat

Procedure for leaving operator's seat: Lower arms, disengage hydraulics, stop engine, remove key, engage brake.

Installation

Installation Instructions

Steps for installation: remove banding, existing attachment, install grinder, lower unit, install guard, connect hoses.

Installation (Continued)

Disconnect Instructions

Steps for disconnecting: lower unit, stop engine, relieve pressure, disconnect hoses and harness, disconnect grinder from skid steer.

Operation

Controls

Stump grinder controlled by joystick and electrical valve assembly. Covers Paladin operating controls.

Stump Grinder Controls

Explains operation of UP/DOWN/LEFT/RIGHT switches for frame movement and swing.

Operation (Continued)

Stump Grinding Operation

Steps for grinding stumps: check area, align grinder, position wheel, activate hydraulics, adjust cutting depth.

Warning! Check the Work Area and Know Where All Utility Lines Are Before Operating the Stump Grinder.

Check work area for utility lines before operating the stump grinder.

Operation (Continued)

Stump Grinding Operation (Continued)

Continue cutting by swinging wheel left and right, lowering grinder. Reduce depth if wheel stalls.

Note: Make Shallow Cuts When Cutting Surface Roots.

Make shallow cuts for surface roots. Large chips can be thrown if cut is too deep.

Operation (Continued)

Storage

Procedures for proper storage: clean unit, replace teeth, inspect for damage, tighten connections, check gearbox.

Transporting

Follow regulations for transporting. Use extra care loading/unloading. Install SMV sign. Drive slowly.

Operation (Continued)

Lift Points

Identified by decals. Lift at recommended points. Use capable accessories. Secure accessories.

Tie Down Points

Identified by decals. Secure to trailer at recommended points. Check stability before transport.

Lubrication

Daily; Every 8 Hours

Lubricate parts with grease fittings every 8 hours. Clean fittings before use. Avoid excessive greasing.

Weekly

Check oil level in gearbox weekly. Fill with 80-90 weight gear lubricant as necessary.

Maintenance

Warning! Avoid Serious Injury.

Lower grinder, set brake, stop engine, remove key before leaving seat. Block unit securely.

Maintenance (Continued)

Replacing Teeth

Inspect teeth regularly for tightness, wear, or missing carbide tips. Tighten and replace as needed.

Replacing Hydraulic Motor

Block unit or use hoist. Disconnect hydraulic couplers. Tag and disconnect hoses from motor.

Maintenance (Continued)

Replacing Hydraulic Motor (Continued)

Install new motor onto mount, position, retighten capscrews. Torque hardware. Reconnect hoses. Check for leaks.

Warning! Avoid Serious Injury.

Lower grinder, set brake, stop engine, remove key before leaving seat. Block unit securely.

Maintenance (Continued)

Replacing Gearbox;Motor Coupler

Loosen capscrews on coupler. Slide motor out. Remove roll pin. Place new coupler on gearbox shaft.

Replacing Gearbox

Remove wheel guard, castle nut, cotter pin. Loosen capscrews on coupler. Remove motor.

Maintenance and Service

Cylinder Seal Replacement

Information for repairing or rebuilding a hydraulic cylinder. Keep work area clean. Protect cylinder rod.

Disassembly Procedure

Do not contact active surface of cylinder rod with vise. Rotate gland, pull rod, inspect piston and bore.

Threaded Type Gland

Steps for disassembling a threaded type gland: remove hex nut, piston, washer, and gland from rod.

Maintenance and Service (Continued)

Assembly Procedure

Replace all seals. Install cylinder rod seal in gland. Use installation tool if available.

Important: Do Not Contact the Active Surface of the Cylinder Rod with the Vise.

Do not contact the active surface of the cylinder rod with the vise to prevent damage.

Troubleshooting

Motor Will Not Operate.

Possible causes include hoses not hooked up, obstruction in lines, or valve not engaged. Solutions provided.

Wheel Rotates Sluggishly.

Causes: insufficient flow, damaged coupler, dirty filter, motor leakage, or gearbox failure. Solutions provided.

Leaking Oil.

Causes: damaged line, O-rings, fittings, or seals. Solutions involve tightening or replacing parts.

Troubleshooting (Continued)

Excessive Oil Temperature.

Causes: low oil level, stalling, obstruction, dirty oil/filter, low relief valve. Solutions provided.

Excessive Vibration

Causes: broken/missing teeth or bent gearbox shaft. Solutions: replace teeth or call service department.

Cylinders Will Not Function.

Causes: faulty switch/connection, control valve coil, or spool. Solutions: repair or replace.

Specifications

Stump Grinder Specifications

Table listing dimensions like width, height, length, depth, swing arc, lift, and number of teeth.

Bolt Torque Specifications

SAE Bolt Torque Specifications

Torque values for SAE bolts based on grade, size, and thread type.

Metric Bolt Torque Specifications

Torque values for metric bolts based on grade, size, and thread type.

Limited Warranty

Excluded Products

Lists parts excluded from warranty, such as ground-engaging parts, cables, and teeth.

Warranty Period

Defines the warranty period as 12 months from the commencement date or date of purchase.

Stump Grinder Assembly

Stump Grinder Assembly (Continued)

List of parts for the stump grinder assembly, including item number, quantity, part number, and description.

Rear Guard Assembly

Rear Guard Assembly (Continued)

List of parts for the rear guard assembly, including item number, quantity, part number, and description.

Square Tooth Wheel Assembly

Square Tooth Wheel Assembly (Continued)

List of parts for the square tooth wheel assembly, including replacement tooth kit.

Bolt-On Tooth Wheel Assembly

Bolt-On Tooth Wheel Assembly (Continued)

List of parts for the bolt-on tooth wheel assembly, including replacement tooth kit and tooth setup notes.

Hydraulic Valve Assembly

Hydraulic Valve Assembly (Continued)

List of parts for the hydraulic valve assembly, including hoses, elbows, connectors, and the control valve itself.

Control Valve

Control Valve (Continued)

List of replacement parts for the control valve, including cartridges and seal kits.

Standard Flow Drive Assembly

Standard Flow Drive Assembly (Continued)

List of parts for the standard flow drive assembly, including motor, coupler, gearbox, and hoses.

High Flow Drive Assembly

High Flow Drive Assembly (Continued)

List of parts for the high flow drive assembly, including motor, coupler, gearbox, and hoses.

Standard Flow Hose Set

Standard Flow Hose Set (Continued)

Lists parts for standard flow hose kits, including female/male couplers, connectors, and hoses.

High Flow Hose Set

High Flow Hose Set (Continued)

Lists parts for high flow hose kits, including female/male couplers, connectors, and hoses.

Cylinder Assembly

Cylinder Assembly (Continued)

List of parts for cylinder assembly #100324, including seal kit details.

Cylinder Assembly

Cylinder Assembly (Continued)

List of parts for cylinder assembly #101245, including seal kit details.

Control Box Assembly

Control Box Assembly (Continued)

Diagram of the optional Electrical Control Box Assembly #104368 with Deutsch connector pin detail.

Electrical Harness

Electrical Schematic

Diagram of wiring harness #108035, showing Deutsch connector pin detail and connections to the control valve.

Electrical Schematic (Continued)

Diagram of wiring harness #108036, showing Deutsch connector pin detail and connections to the control valve.

Bradco SG30 Specifications

General IconGeneral
BrandBradco
ModelSG30
CategoryGrinder
LanguageEnglish

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