RIDGID MS1290LZ manual Assembly, Installing or Removing the Blade, Stop Screw Arbor, Arbor Lock

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20.Switch Interlock Button - Prevents trigger switch from being accidentally engaged.

21.On/Off Trigger Switch - To prevent the trigger from being accidentally engaged, a lock-off button is provided. To start the tool, press in the switch interlock button and squeeze the trig- ger. Release the trigger to stop the miter saw. Install a padlock through the hole in the trigger to prevent unau- thorized use.

22.Bevel Index Pin - This pin provides

indexes at 0° and 22.5°, CM, and 45° left and right.

23.Front Carry Handles - Convenient way to transport the saw.

24.Workpiece Clamp - Helps to hold workpiece in position for precise cut- ting. Quick release allows easy move- ment for workpiece width adjustment. Pin of clamp fits in either hole in rear at fence.

25.Bevel Indicator - Indicates the angle (bevel) the blade is set.

26.Cord Wrap Brackets

Assembly

WARNING: For your own safety, never connect plug to power source outlet until all assembly steps are complete, and you have read and understood the safety and operational instruc- tions.

arbor screw or use 1/2” box end wrench.

Coverplate

Stop

Screw

Arbor

Screw

Installing or Removing the Blade

WARNING: To reduce the risk of injury from a thrown workpiece or thrown pieces of blade, do not use a blade larger or smaller than 12" diameter.

WARNING: To reduce the risk of injury from unexpected starting, unplug the saw whenever you are removing or installing the blade.

NOTE: See “Mounting the Laser System” section of the owners manual for direc- tions on installing the laser system.

1.Unplug the saw from the outlet. Cut- ting head is up.

2.Rotate the lower blade guard by hand. Loosen, but do not remove, the cover plate stop screw using the Phillips end of combination wrench.

3.Lift the lower guard up and tilt the lower guard assembly back so the arbor screw is exposed.

4.Fit 1/4” hex end of combination tool in

Blade

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5.Press the arbor lock and hold it in firmly while turning the wrench clock- wise. The arbor lock will engage after some turning of the wrench.

Arbor Lock

NOTE: The arbor screw has a left hand thread. This helps prevent unwanted

loosening of the arbor screw during nor- mal operation.

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Contents Page Table of Contents Safety Signal Words Before Using The Saw Safety Instructions For Miter SawWhen Installing Or Moving The Miter Saw Safety Instructions for Miter SawsBefore Each Use Keep Guards In Place, in working Plan Ahead To Protect Your Eyes, Hands, Face and EarsTo Reduce the Risk of Accidental Preparing to Make Cut Dress For SafetyDon’t Overreach. Keep good foot- ing and balance Whenever Saw Is RunningBefore Leaving The Saw Glossary of Terms for WoodworkingMotor Specifications and Electrical Requirements Wire Sizes Motor Safety ProtectionExtension Cord Wire Sizes Length Polarized PlugUnpacking and Checking Contents Saw at a desired bevel angle Getting to Know Your Miter SawTop Carrying Handle Convenient way to transport saw Installing or Removing the Blade AssemblyStop Screw Arbor Fit 1/4 hex end of combination toolBe sure the arbor lock is released so the blade turns freely Four Basic Saw Controls Workpiece Clamp InstallationAssembling Dust Bag Bevel Lock Lever Bevel Index Pin Depth Adjustment Cam Knob Step Two Slide Tube Adjustment Alignment AdjustmentsStep One Repositioning Zero Clear- ance Blade Insert Loosen the top two gib screwsStep Three Blade Square to Fence Miter Alignment Adjust Miter Scale IndicatorAdjust Bevel Scale Indicator Step Four Blade Square to Table Bevel AdjustmentTo check, follow these steps Miter Lock Lever AdjustmentMiter Lock Lever Bevel Pivot Movement/Adjustment Bevel Lock Lever AdjustmentLoosen the top locking jam nut Nut LockGrip of the plastic handle. Car Mounting The Miter SawPortable Applications Work Bench ApplicationsCheck Damaged Parts. Check for Safety Instructions for Basic Saw OperationsReduce the Risk of Accidental Safety Instructions for Basic Saw Operations con’tInspect Your Workpiece. Make sure Preparing to Make the CutMake workshop child-proof. Install Basic Saw Operations Body and Hand Position Chop CuttingBevel Cut Miter CutSliding Fence Miter Scale UsageCompound Cut Cutting Bowed MaterialCutting Compound Miters on Picture Frames and Boxes Compound Cut BoxWorkpieces. Avoid binding Completely set up your sawWork against the blade Workpiece Clamp Usage Always perform dry runs. MakeAuxiliary Fence Workpiece SupportCutting Base Moldings Rough Cutting a DadoCut the two outside grooves Cut These Grooves With Saw Use a Chisel toTwo Methods of Cutting Crown Molding Cutting Crown MoldingsCutting Crown Molding Flat on the Miter Saw Table Making a crown molding support jig Cutting Crown Molding Angled to the Table and FenceWall Wall to Crown Molding Angle 45 degrees Mounting the Laser System Laser SystemCoverplate Stop Screw Arbor Blade Arbor Lock Exactline Left Hand Thread Supplied withSupplied with Inner Blade Spindle Keep these items for use if Laser system is removedBroken Red Line OperationReplace the back cover and secure with two Phillips screws Changing BatteriesMaintenance Replacing Carbon Brushes Maintenance and LubricationLower Blade Guard Motor Belt Tension LubricationBall Bearings Infrequent Lubrication as RequiredUsing Carbide Tipped Blades AccessoriesRecommended Accessories Prohibited AccessoriesProblem Probable Cause Suggested Corrective Action Troubleshooting GuideGeneral Trouble Shooting of Brake by Qualified Service Person Only Wiring DiagramMotor Page Repair Parts Always order by part number not by key number ‡ Caution See mechanical assembly caution onStandard Hardware Item May be purchased locally Base/Table Assembly Table Assembly Base Assembly Pivot Assembly Tube Pivot Assembly Pivot Sub Assembly Arm Guard Assembly ‡ Lower Guard Assembly ‡ Motor Assembly Page Part No. SP6505 RIDGID,INCCatalog No. MS1290LZ Model No. MS1290LZ0Serial No Form No. SP6505