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STUMP GRINDER
SG100
Tested. Proven. Unbeatable.
MAN0155
(Rev. 2/16/2007)
OPERATOR'S MANUAL
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TO THE DEALER: ® Assembly and proper installation of this product is the responsibility of the Woods dealer. Read manual instructions and safety rules. Make sure all items on the Dealer’s Pre-Delivery and Delivery Check Lists in the Operator’s Manual are completed before releasing equipment to the owner. The dealer must complete the Product Registration included with the Operator’s Manual. The customer must sign the registration which certifies that all Dealer Check List items have been complete
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TABLE OF CONTENTS INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 SAFETY RULES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 - 7 SAFETY DECALS . . . . . . . . . . . . . . . . . . . . . . . . .
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SG100 SPECIFICATIONS Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1012 lbs. Cutting wheel diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 inches Cutting wheel speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 895 rpm Cutting arc. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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SAFETY RULES ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! PREPARATION Safety is a primary concern in the design and manufacture of our products. Unfortunately, our Check that all hardware is properly installed. efforts to provide safe equipment can be wiped Always tighten to torque chart specifications out by an operator’s single careless act. unless instructed otherwise in this manual. In addition to the design and configuration of equipment, hazard control and accident preven- Always we
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SAFETY RULES ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! (Safety Rules continued from previous page) tions or have service performed by a qualified dealer. Avoid contact with electrical wires. Keep hands, feet, hair, and clothing away from TRANSPORTATION equipment while engine is running. Stay clear of all A minimum 20% of tractor and equipment moving parts. weight must be on the tractor front wheels when Always comply with all state and local lighting attachments are in transport posi
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SAFETY RULES ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! Keep all persons away from operator control When lubricating telescoping PTO drives, keep area while performing adjustments, service, or fingers out of shield access slots to prevent injury. maintenance. STORAGE Tighten all bolts, nuts, and screws to torque Block equipment securely for storage. chart specifications. Check that all cotter pins are Do not climb or lean on equipment stored on installed securely to ensure equipment
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SAFETY & INSTRUCTIONAL DECALS ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! Replace Immediately If Damaged! 1 - PN MS-503 10 11 1 2 5 3 9 7 Under Shield 2 - PN MS501-A Under Shield 6 1 3 - PN MS-505 2 5 3 Under Shield 7 4 - PN MS-502-A Early Production Only SG100 Safety Rules (Rev.2/16/2007) 8 Safety
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SAFETY & INSTRUCTIONAL DECALS ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! Replace Immediately If Damaged! 5 - PN - MS-171 6 - 18866 WARNING 540 RPM ! $ " # 18866-D 7 - PN 102941 9 - PN33347 10 - PN 18864 WARNING DANGER CRUSHING AND PINCHING HAZARD ROTATING DRIVELINE Be extremely careful CONTACT CAN CAUSE DEATH handling various parts of the
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OPERATION The operator is responsible for the safe operation of Make sure attachment is properly secured, this stump grinder. The operator must be properly adjusted, and in good operating condition. trained. Operators should be familiar with the tractor, Do not put digger into service unless all shields stump grinder, and all safety practices before starting and guards are in place and in good condition. operation. Read the safety rules and safety decals on Replace if damaged. page 5 through p
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4. Grease slip joint on driveline. NOTE: Check gearbox oil level daily after initial CAT 2 Hitch Pin start up. DP7 Figure 5. Category 2 Hitch Pin Installed (Right Side) ATTACH STUMP GRINDER TO TRACTOR NOTICE ■ Top cylinder must be completely raised to avoid driveline damage before raising 3-point lower lift arms. Figure 3. Lubrication Points INSTALL 3-POINT PINS NOTE: Stump grinder includes Category 1 and Cate- gory 2 hitch pins. Install hitch pins as instructed. Category 1 Hitch Pin Install
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8. Attach quick couplers to tractor hydraulic source. 9. Place jack stand in storage position. OPERATING TECHNIQUE 1. Power for operating the stump grinder is supplied by the tractor PTO. Know how to stop the tractor LYNCH PIN and stump grinder quickly in an emergency. 2.Position stump grinder above stump to be removed. Engage PTO at low engine rpm to minimize stress on the drive system and gearbox. With PTO engaged, increase PTO speed to 540 rpm and maintain throughout grinding operation. DP1 3
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___ Inspect area and remove stones, branches or PRE-OPERATION CHECK LIST other hard objects that might be thrown, causing (OWNER'S RESPONSIBILITY) injury or damage. ___ Review and follow all safety rules and safety ___ Check all lubrication points and grease as decal instructions on pages 3 through 7. instructed in Tractor Stability, page 10. ___ Make sure driveline spring-activated locking pin ___ Check that all safety decals are installed and in or collar slides freely and is seated firmly in
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OWNER SERVICE The information in this section is written for operators Gearbox Lubrication who possess basic mechanical skills. If you need help, For gearbox, usa a high quality oil with a viscosity your dealer has trained service technicians available. index of 80W or 90W and an API service rating of GL-4 For your protection, read and follow the safety informa- or -5 in gearboxes. tion in this manual. Fill gearbox with 6 pints of oil. Driveline Lubrication Keep hands and body away fro
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4. Hold clutch support (19) solid and turn shaft to ADJUSTING SLIP CLUTCH make sure clutch slips. The slip clutch is designed to slip so that the gearbox 5. If clutch does not slip freely, disassemble and clean and driveline are protected if the cutter strikes an the inner clutch plate faces (21), flange yoke (17), obstruction. and clutch support (19). A new slip clutch or one that has been in storage over 6. Reassemble clutch. the winter may seize. Before operating the grinder, make sure it wil
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DEALER SERVICE The information in this section is written for dealer ser- Remove Hub vice personnel. The repair described here requires 1. Position stump grinder on a hard level surface with special skills and tools. If your shop is not properly foot pads and jack stand firmly on the ground. equipped or your mechanics are not properly trained in this type of repair, you may be time and money ahead 2. Remove hardware and side shield from the right to replace complete assemblies. side of the cutte
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Incorrect Installation Vent Plug DP3 1. Seal 2. Pipe or tube Figure 11. Gearbox and Driveline 3. Seal seat 4. Casting Seal Replacement (Figure 12) Pipe or tube must Recommended sealant for gearbox repair is Perma- press at outer edge ® tex Aviation 3D Form-A-Gasket or equivalent of seal Leakage can occur at the input or output gaskets and shaft seals. Figure 12. Seal Installation Seal Installation Output Shaft Repair NOTE: Proper seal installation is important. An improp- Refer to Figure 13.
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1. Crown gear 2. Gearbox housing 3. Input shaft 4. Output shaft 5. Gear pinion 6. Bearing 7. Bearing 8. Protective washer 9. Cotter pin 10. Snap ring 11. Snap ring 12. Shim, 45.3 x 2.5 13. Shim, 70.3 x 84.7 14. Slotted hex nut M30 x 2 15. Shim, 50.3 x 70.3 16. Shim, 40.3 x 61.7 x 1 17. Seal, 50 x 90 x 10 18. Seal, 45 x 85 x 10 19. Cap 20. Cover 21. Vent plug 22. Bolt, M8 x 16 23. Cotter pin 24. Nut M40 x 1.5 Figure 13. Gearbox Disassembly 5. Support gearbox in hand press and push on input Inpu
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15. Remove bottom bearing (6) by using a punch and 3. Insert output bearings (6) in the housing, using a hammer from the top, outside the housing. round tube of the correct diameter and a hand Support housing upside down (top cover surface) press. and remove second bearing (6) by using a punch 4. Slide output shaft (4) through both bearings (6) and hammer from the bottom side of the housing. until it rests against top bearing (6). 16. Inspect gears for broken teeth and wear. Some 5. Slide shim (
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21. Install gearbox into stump grinder. Reverse steps in U-Joint Disassembly Remove Gearbox from Stump Grinder, page 16 to 1. Remove external snap rings from yokes in four install gearbox. locations as shown in Figure 17. 22. Add 6 pints of SAE 80W or 90W EP oil. . 23. Install vent plug. Gearbox Hub Installation Refer to Figure 15 1. Using emery cloth (220 or finer), remove surface ® rust, Loctite and foreign material from hub, and splined horizontal shaft gearbox. 2. Install gearbox hub (6) on
