Stow DFG Series manual Operational PROBLEMS. Application All Models, Accelerated V-BELT Wear

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TROUBLESHOOTING

OPERATIONAL PROBLEMS. Application: All Models.

UNEVEN MULTI-ACCESSORY ATTACHMENT WEAR

Incorrect installation of the attachment in the aluminum disc. See INSTALLING A MULTI-

ACCESSORY ATTACHMENT ON THE COUNTERROTATING DISCS.

Worn or damaged gimbal head Lord® rubber mounts. Replace mounts.

Accumulation of foreign material on the multi- accessory attachment. Clean and/or replace the attachment components as necessary.

Flails and spacer washers are mounted too tight on the scarifier frame. Remove and/or replace flails and spacer washers. See MULTI-ACCESSORY ATTACHMENTS AND APPLICATIONS.

EXCESSIVE JUMPING ON THE WORK SURFACE Incorrect installation of the attachment in the aluminum counterrotating disc. See INSTALLING A MULTI- ACCESSORY ATTACHMENT ON THE COUNTERROTATING DISCS.

Worn or damaged gimbal head Lord® rubber mounts. Replace mounts.

Loose gimbal head fasteners. Retorque fasteners as required.

ACCELERATED V-BELT WEAR

Misaligned and/or improperly tensioned pulleys. Readjust pulleys and V-belt. See SERVICE section.

Worn pulleys. Replace pulleys as required. See

INSTALLING A REPLACEMENT V-BELT OR PULLEY.

Improper V-belt. Replace with a name brand B50 series V-belt. Never replace a single belt. Always replace both V-belts at the same time in matched sets. See INSTALLING A REPLACEMENT V-BELT OR PULLEY.

ACCELERATED BEARING WEAR AND/OR FAILURE

Misaligned and/or improperly tensioned pulleys. readjust pulleys and V-belts. See SERVICE section.

Bent transmission input or output shaft. Replace affected shaft(s).

Improper lubrication. See LUBRICATION REQUIREMENTS.

UNEVEN GRINDING ACTION

Excessive material build-up on the caster wheel face surface. Remove the material.

Excessive caster wheel bearing wear. Replace the caster wheel. Excessive axle wear. Replace axle.

Flails and/or spacer washers are mounted too tight on the scarifier frame. Remove and/or replace flails and spacer washers. See MULTI ACCESSORY ATTACHMENTS AND APPLICATIONS.

Mixing new and worn flails, silicon carbide stones, etc. Remove and replace with components of the same, approximate size and diameter. See MULTI ACCESSORY ATTACHMENTS AND APPLICATIONS.

DFG-SERIES SURFACE GRINDERS	OPERATION AND PARTS MANUAL REV #3 (07/13/06)	PAGE 48

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Contents Electric Gasoline Page Table of Contents Table of Contents Page Parts Ordering Procedures Here’s how to get helpStow Construction Equipment Page Page Operator Instructional Data Sheet Safety Precautions Safety Precautions Operation MAINTENANCE, Repair and Storage Surface GrinderSafety Precautions Assembly Removing the Surface Grinder from the PalletApplication All Models Installing the SG24-1000 Safety and Dust Shield Assembly KIT Before Starting the Engine Filling the Engine Crankcase with OILApplications DFG/G Surface Grinder Filling the DFG/G Series Engine Fuel TankMULTI-ACCESSORY Attachments and Applications OperationTheory of Operation Grinding StonesTungsten Carbide Grinding Block Scarifier BlocksCost 1 Productivity 3 Service Life Star FlailBeam Flail Cost 1 Productivity 5 Service Life Cost Productivity Service LifePentagonal Flail Spacer WasherWire brushes Scarifier Block BushingFloor Brushes SCRAPE-R-TACH Industrial Floor Coatings Removal SystemAssembly INSTRUCTIONS/OPERATIONS Follow all safety precautions for the safety solvent Diamond Segment Block Assembly INSTRUCTIONS/OPERATIONS From the Counterrotating Discs Assembly INSTRUCTIONS/OPERATIONS Adjusting the Operator Handle HEIGHT. Application All Models Assembly INSTRUCTIONS/OPERATIONS Assembly INSTRUCTIONS/OPERATIONS Operating the Surface Grinder on the Jobsite Result in Property Damage AND/OR Personal Injury FiureAssembly INSTRUCTIONS/OPERATIONS Stopping the DFG/G Series Gasoline Powered Surface Grinder Application All Models Early Age GrindingDefinitions of floor flatness and levelness How to Define Surface Regularity Defined Versus Random Traffic PatternsTR 34 tolerances for defined traffic floors Assembly INSTRUCTIONS/OPERATIONS MAINTENANCE/SERVICE Maintenance/ServicePreventative Maintenance Check LIST. Application All Models Observe all applicable safety precautions for the solvent MAINTENANCE/SERVICE Checking V-BELT Tension and Alignment MAINTENANCE/SERVICE Lubrication Requirements Electric Motor Service Engine ServiceTroubleshooting TroubleshootingOperational PROBLEMS. Application All Models Uneven MULTI-ACCESSORY Attachment WearAccelerated V-BELT Wear Accelerated Bearing Wear AND/OR FailureStorage StorageSpecifications Vacuum Cleaner Connection DiameterMaximum Grinding Width Typical Operator Handle HeightPage Part Name RemarksXxxxx only Not Used on Suggested Spare Parts Units Gasoline Engine Units Electric Motor ModelQty Description Operator Handle ASSY. Electric Operator Handle ASSY. ElectricHANDLE, Operator Universal HP Motor onlyCABLE, Long CABLE, ShortOperator Handle ASSY. Gasoline Operator Handle ASSY. GasolineCABLE, Throttle KNOB, Throttle ControlQTY Remarks LEVER, Throttle CONTROL, W/CABLE & KnobElectric Motor Assy Electric Motor AssyMOUNT, Electric Motor HP 50 HZ MotorSCREW, CAP 5/16-18 UNC X 1 Plated WASHER, Flat 5/16, PlatedGasoline Engine Assy Gasoline Engine AssyENGINE, Honda 11 H.P MOUNT, Gasoline EngineCLUTCH, Pulley Assy CAP, OIL DrainWheel Assy Wheel AssyARM, Swing WheelAXLE, Plated WASHER, Flat ¾ PlatedTransmission Assy Transmission AssyFRAME, Main COVER, TransmissionBEARING, Flange WASHER, Lock 5/16 PlatedHead Assy Head AssyDISC, MULTI- Accessory LH DISC, MULTI- Accessory RHBAR, Mounting DISC, MountingSafety and Dust Shield Assy Safety and Dust Shield AssySkirt Assembly SKIRT, GrinderWASHER, Fender 1/4 , Plated STRAP, SkirtScarifier Assy Scarifier AssyHousing BushingNUT, HEX 3/8 UNC, Nylock Plated WEDGE, PlasticSCRAPE-R-TACH Assy HOLDER, Insert MOUNT, RubberSpacer INSERT, Tungsten CarbideGrinding Block Assy Block RingAggress Grinding General PurposeDecals DecalsDecals Part Name QTY Remarks DECAL, WarningDECAL, Operation DECAL, Throttle Sfdclsdp DECAL, Stow LargeSpecial Expediting Service PRICING, Rebates SpecificationsPayment Terms Freight PolicyPage Heres HOW to GET Help FAX