Jessem MastRlift Manual
Contents
1. USING YOUR MAST R LIFT To raise your router turn the height adjustment handle clockwise To lower turn the handle counter clockwise Keep in mind that one complete revolution equals 1 16 of change When your adjustment is complete remove the handle and place somewhere off the work surface for safety Refer to the chart below for fractional and decimal adjustments based on amount of revolutions made Number of Revolutions 1 4 Revolution 1 2 Revolution 1 Revolution 2 Revolutions 4 Revolutions 8 Revolutions Decimal Fraction 1 64 0 016 1 32 0 031 1 16 0 062 1 8 0 125 1 4 0 250 1 2 0 500 RE ADJ USTING THE THREAD TENSIONING All JessEm Lifts feature our patented thread tensioning design This feature is why it is not necessary to lock the router into position after setting the cutting height The design keeps tension on the position wherever you set the height Thread tension is set at the factory and depending on the amount of use you may have to reset this adjustment periodically If the bit height ever begins to change or drop during use the thread tensioning likely needs to be reset FIG 6 1 Turn the Lift upside down on a table with the threaded height adjustment rod facing you 2 With a 7 16 open end wrench Fig 6 loosen the 1 4 20 hex nut that is located on the right side of the brass post next to the threaded rod Then use a hex wrench to back out t2. catalogs website or at retail display and what is sold at time of purchase We reserve the right to make positive changes to our products at our discretion CONTENTS 1 Mast R Lift 1 Height Adjustment Handle Also includes 1 Insert Ring 1 Insert Ring Wrench 1 1 8 Hex Wrench 1 Start Pin TOOLS REQUIRED FOR ASSEMBLY 5 16 Hex Wrench TOOLS REQUIRED FOR ADJ USTMENT 7 16 Wrench IMPORTANT SAFETY PRECAUTIONS e Before operating any router read and understand all safety instructions in the owner s manual that came with the router e If you do not have a manual contact the manufacturer and obtain one before using any power tool e Always wear eye protection in compliance with ANSI safety standards when operating any power tool e Always use proper guards and safety devices when operating power tools and machinery e Carefully check router bits before each use Do not use if damage or defect is suspected e Do not exceed the recommended RPM for any router bit e Do not wear loose clothing or jewelry that may catch on tools or equipment e Unplug the tool or machine when mounting or making any adjustments to mechanical performance DO NOT USE A CORDLESS DRILL TO RAISE AND LOWER THE LIFT CARRIAGE THE AMOUNT OF FRICTION WILL CAUSE PREMATURE WEAR OF THE THREADS AND WILL VOID WARRANTY ROUTER SAFETY PRECAUTIONS e Never force the bit or overload the router beyond the expectations of the tool e Be sur
3. M ast Lift User Manual Model 02101 02102 Thank you for choosing this product from JessEm Tool Company We appreciate your Support and hope that our product serves you well This product is designed to provide many years of reliable service provided it is used as intended and taken care of This user manual will assist you in assembly and general operation of this product It is not our intent to teach you about woodworking It is assumed that you are an experienced woodworker with the basic skills and experience necessary to use this product safely If after reading the following instructions if you are unsure or uncomfortable about safely using this product we urge you to seek additional information through widely available woodworking books or classes Suggested Router Bit Speeds Bit Diameter Max Speed 1 25mm 24 000 RPM 18 000 RPM 1 1 4 2 30 50mm 2 1 4 2 1 2 55 65mm 16 000 RPM 3 3 1 2 75 90mm 12 000 RPM Tool Company 124 Big Bay Point Road Barrie Ontario L4N 9B4 Canada 866 272 7492 Toll Free 705 726 6145 Local Phone 705 726 6055 Fax Email jessem essem com Website www jessem com IMPORTANT Read and understand the contents of this manual before assembly or operation of this product As part of our Continuous Product Improvement Policy JessEm products are always advancing in design and function Therefore there may be differences between what is shown in our
4. d check for level If necessary repeat until desired level is achieved Note If you are using a JessEm table top there are pre drilled holes in the bottom of the table to allow access from underneath the table This allows you to make the leveling adjustment with the Lift installed in the table top FIG FIG 4 ADJUSTING THE FIT IN THE TABLE PORT Your Mast R Lift comes with adjustable snugger bars to allow for a tight fit in the table top opening and eliminate any movement of the plate Use the 1 8 hex wrench provided to loosen the cap screws on the snugger bars Move the bars out slightly and check for fit Adjust again If necesssary TAB LOC PHENOLIC INSERT RINGS Your Mast R Lift comes with one Insert ring with a pre drilled center hole Additional ring sets are available with different diameter pre drilled holes and or no pre drilled holes for creating your own custom centerhole diameters See your JessEm distributor for these and other accessories FIG 5 1 Place the insert ring into the centerhole of the Lift s top plate Fig 5 2 With the insert wrench provided insert the prongs of the wrench into the corresponding holes in the insert ring and turn the insert ring counter clockwise to tighten 3 Turn the insert wrench clockwise to loosen and remove the ring If the insert ring becomes too tight to loosen with hand pressure a tap clockwise on the insert wrench with a block of wood will loosen It
5. e that at least 3 4 of the shank length is inserted securely in the router collet e Never bottom out the bit in the collet Allow 1 8 clearance between shank and bottom of collet e Always make sure the fence on your router table is locked into position before each use e Always rout in two or more passes when large amounts of stock must be removed e Use reduced RPM speeds for large diameter bits INSTALLING THE ROUTER 1 Place the crank handle into the hex hole in the lift s dial on the top plate Crank the lift Carriage up so that it just contacts the O rings at the top of the carriage shafts The carriage Should be all the way toward the top plate FIG 1 2 With a 5 16 hex wrench loosen the cap screw on the carriage clamp to allow the motor to slide into the carriage assembly Fig 1 The Mast R Lift will accept the Porter Cable 7518 out of the box If you are using a smaller diameter router motor insert the adapter collar into the opening i PONTE PE gt X f n 4 s 1 Sii l LI B 7 m FIG 2 3 Before installing the router motor prop the unit up on blocks of wood Fig 2 so the router s collet can extend through the centerhole in the top plate The motor housing must slide all the way through and contact the inside back of the centerhole on the plate Now slide the router motor into the carriage so the top of the motor housing just makes contact with the inside surface of t
6. he centerhole in the top plate INSTALLING THE ROUTER cont d Rotate the router so that when the final installation is made all router controls will be positioned for convenient access Then back the motor off approx 1 16 from contacting the top plate and tighten the cap screw on the carriage assembly INSTALLING A JESSEM LIFTIN A CUSTOM ROUTER TABLE APPLICATION A JessEm router lift is similar to using a router mounting plate Your table top must have a port machined into the top JessEm offers solid phenolic router tables tops with pre machined ports for all JessEm router lifts If you are installing this Lift in a custom table application you will have to fabricate this opening yourself JessEm offers a separate template for this operation See your JessEm distributor for the proper template for your JessEm router lift LEVELING THE LIFT IN THE TABLE TOP 1 The Mast R Lift features built in plate levelers to adjust the surface of the top plate flush with the router table surface Fig 3 Using the 1 8 hex wrench included with your lift adjust all four levelers so they are flush with the underside of the plate surface Then place the lift in the table top and determine amount of adjustment needed Take the lift out of the table and make the same amount of adjustment on all four levelers Be sure to make all adjustments equal in terms of rotations and or fractions of a rotation Place the lift back in the table top an
7. he set screw that threads through the nut until the brass tensioning collar can be turned 3 Rotate the brass tensioning collar with vertical grooves so it tightens against the rubber washer Note a drop of oil on the rubber washer eases the rotation of the brass collar 4 Be certain when you tighten the brass collar the set screw seats in one of the vertical grooves 5 Tighten the 1 4 20 nut with the 7 16 wrench again and the adjustment is complete JESSEM TOOL LIMITED WARRANTY All JessEm products are warranted to be free from defects in material and workmanship JessEm will repair or replace any product which upon inspection proves to be defective for a period of 1 year from dated receipt and proof of purchase All warranty claims should be made direct to JessEm Tool Company Contact JessEm for a warranty claim return authorization and instructions to proceed The consumer is responsible for shipping costs to return product to JessEm Tool Company We will repair or replace the product at our discretion and JessEm Tool will return shipment to you at no charge WARRANTY LIMITATIONS This warranty does not cover Repairs or alterations made or attempted by anyone other than J essEm Tool Company or an authorized J essEm service professional Normal wear and tear Abuse misuse or neglect Improper care or maintenance Continued use after partial failure Products that have been modified in any way Products used w
8. ith improper accessories Premature thread wear due to adjusting height with electric or cordless drill
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