Misuse may also cause damage to the machine information contained within the Operator’s carrying the grinder. Manual. This manual covers the GXM350, GXM550 and GXM750 Baumalight Stump Grinder. Use the Table of Contents as a guide to locate required information.
2 SAFETY 2�1 Safety Alert Symbol And Safety 2�2 Operational Hazards Words You must read, understand and follow the WARNING instructions given operating unit manufacturers, as well as the instructions in this Prevent death or serious injury� manual. Read and understand this manual before The safety information in this manual is denoted operating stump grinder�...
This manual is not to replace any regulations or laws. Additional information rough or uneven terrain. may be found at: www.asae.org or www.osha.gov. If you do not understand any part of this manual, contact Baumalight at 866-820-7603.
Avoid Rollover Detach Stump Grinder Safely The equipment may rollover, resulting in death or Detach stump grinder on a firm and level surface. serious injury. To help prevent rollover: Stump grinder may fall over if detached on unlevel or soft surface. Be sure people, livestock and pets •...
Avoid Wood Dust Inhalation Hazards From Modifying Equipment Do not make any alterations to your stump grinder. WARNING Altering may cause your equipment to be unsafe Drilling, sawing, sanding or machining and may void the manufacturers’ warranty. wood products can expose you to wood dust, a substance known to the State of Avoid High Pressure Fluids California to cause cancer�...
“Do Not Operate” tag on control panel. Read and Entanglement hazard� understand this manual. If you do not understand any part of the manual, contact Baumalight at 866- Keep clear of moving components� 820-7603. Wear...
3 SAFETY SIGNS A. D005262 ^ WARNING - P65 warning The two and four panel safety decals are pictorial information. and have a yellow background. The panel with a triangle indicates the potential hazard. The panel without a triangle indicates how to avoid the WARNING: hazard.
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C. D005126 ^ WARNING - Pressurized fluid E. D005125 ^ WARNING - Read and understand hazard. Keep away from machine. safety signs on the machine and operating instructions in this manual before operating machine. D005126 D. D005517 ^ WARNING - Remove key before D005125 servicing.
4 OPERATION 4�1 Preparation For Use 4�2 Hydraulic Connections WARNING WARNING Drilling, sawing, sanding or machining Pressurized fluids can penetrate the wood products can expose you to wood skin� dust, a substance known to the State of Disconnect and lock out power source California to cause cancer�...
4�3 Machine Components 4�4 Attach To Excavator A. Debris Shield / Backfill Blade WARNING B. Hydraulic Motor C. Mounting Plate To prevent injury or machine damage D. Rotor Shield put transmission in “Park”� E. Rotor Wheel Never position yourself between excavator and stump grinder�...
4�5 Detach From Excavator 4�6 Transporting WARNING WARNING Prevent death or serious injury caused Prevent death or serious injury� by unexpected movement: Disengage hydraulic drive before Park excavator on a level surface� 1� transporting� Engage excavator parking brake� 2� Disconnect hydraulic hoses� 3�...
4�7 Carbide Teeth Break-In 4�8 First Time User Tips Before starting, stand to side of stump grinder and During the first few hours of use, avoid hitting look at center point on bottom of rotor, this will stones as much as possible to allow the carbide appear different from the excavator seat and can teeth to wear slightly.
4�9 Field Operation 1. Attach stump grinder to excavator. See WARNING Attaching/Detaching in this section. 2. If stump is on a grade, position excavator in Prevent serious injury or death caused low area. This will position stump grinder in by unexpected movement: high area for a greater advantage of weight for Park excavator on a level surface�...
Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection� For more information go to www�P65Warnings�ca�gov/wood� Note: Parts breakdown found Baumalight’s website. www.baumalight.com WARNING Wear an approved dust mask or respirator� Follow local, state federal regulations�...
Note: Parts breakdown found dust, a substance known to the State of Baumalight’s website. www.baumalight.com California to cause cancer� Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection� For more information go to www�P65Warnings�ca�gov/wood�...
State of California to cause cancer� Note: Parts breakdown found Baumalight’s website. www�baumalight�com Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection� For more information go to 5�4 Maintenance www�P65Warnings�ca�gov/wood�...
5�5 Zero Leak Case Drain Relief Valve The stump grinder is equipped with a case drain WARNING connector. You must connect your case drain line and route to the excavator hydraulic reservoir. Pressurized fluids can penetrate the skin� It is normal for a hydraulic motor to have a slight amount of internal leakage.
6 TROUBLESHOOTING PROBLEM CHECK SOLUTION Rotor does not spin. Rotor jammed. Remove material from rotor. Low oil. Check oil level in excavator. Add if necessary. Not enough oil flow. Check flow control on excavator. See your dealer. Rotor does not have much power. Low oil. Check oil level in excavator.
Replacement of individual parts vs. assemblies are at the discretion of the manufacturer. Baumalight products when purchased new are automatically registered for warranty on the date of purchase. Warranty claims must include the bill of sale to the original purchaser.
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For parts, specifications and the latest machine information please visit our website. www�baumalight�com MTB MFG INC. CORPORATE HEADQUARTERS 4575 Powell Rd., Wallenstein, Ontario Canada N0B 2S0 Phone - 519.698.9864 Toll Free - 866.820.7603 Fax - 519.698.1087 www�baumalight�com...
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