Operating Instructions and Parts Manual Drill Press Model: JDP-20MF WMH TOOL GROUP 2420 Vantage Drive Elgin, Illinois 60123 Ph.: 800-274-6848 www.wmhtoolgroup.com Part No.
This manual has been prepared for the owner and operators of a JDP-20MF Drill Press. Its purpose, aside from machine operation, is to promote safety through the use of accepted correct operating and maintenance procedures. Completely read the safety and maintenance instructions before operating or servicing the machine. To obtain maximum life and efficiency from your JET Drill Press, and to aid in using the machine safely, read this manual thoroughly and follow instructions carefully.
Table of Contents Warranty........................................................................................................................................................ 2 Table of Contents.......................................................................................................................................... 3 Warnings .......................................................................................................................................................
Warnings 1. Read and understand the entire owners manual before attempting assembly or operation. 2. Read and understand the warnings posted on the machine and in this manual. Failure to comply with all of these warnings may cause serious injury. 3. Replace the warning labels if they become obscured or removed. 4. This drill press is designed and intended for use by properly trained and experienced personnel only.
21. Keep visitors a safe distance from the work area. Keep children away. 22. Make your workshop child proof with padlocks, master switches or by removing starter keys. 23. Give your work undivided attention. Looking around, carrying on a conversation and “horse-play” are careless acts that can result in serious injury. 24. Maintain a balanced stance at all times so that you do not fall or lean against the spindle or other moving parts.
Specifications Model Number................................................................................................................................JDP-20MF Stock Number ..................................................................................................................................... 354170 Swing....................................................................................................................................................20-1/2” Type ............................
Shipping Contents Unpack the carton and verify that all parts listed below are included. Main Parts Other Material 1 ea 1 ea 1 set 1 ea 1 ea 1 ea Head Assembly Table Column and Table Bracket Assembly Base Required Tools 1. 17mm Box Wrench or a 6” – 8” Adjustable Wrench 2. 15/16" wrench Additional Parts 1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
Assembly Read and understand all assembly instructions before attempting assembly! Failure to comply may cause serious injury! Do not attempt to turn on power before this machine is completely assembled. Before Assembly 1. Remove the contents from the shipping container. 2. Compare the contents of the shipping container with the list on page 7. Report any shortages or damage to your JET distributor. Figure 1 3. Clean all rust protected surfaces with kerosene or a light solvent.
Crank Handle Referring to Figure 4: 1. Loosen the setscrew (B) on the table crank handle (A). 2. Slide the handle (A) onto the table bracket shaft. 3. Turn the handle until the setscrew is opposite the flat section on the shaft, and tighten the setscrew to secure the handle. Figure 4 Column Lock Handle Referring to Figure 5: Thread the column lock handle (A) into the table bracket (B).
Head Assembly Referring to Figure 7: 1. With the aid of a second person, carefully lift the head onto the column top and slide it down into position The head assembly is heavy! Use care when lifting onto the column! 2. Rotate head assembly until sides of the pulley cover are parallel with the sides of the base. 3. Tighten two setscrews (A) with a 5mm hex wrench (provided) until they are snug. Figure 7 4. Install three downfeed handles (B) into the downfeed hub (C).
Chuck and Arbor Removal 1. 2. 3. 4. 5. Unplug machine from the power source. Raise the table until it is about seven inches below the chuck. Place a piece of scrap wood on the table, and lower quill (A, Fig. 9) using the downfeed handle. Rotate spindle to align the keyhole in the spindle with the keyhole in the quill. Insert the drift key (B, Fig. 9) into the aligned slots and tap lightly. The chuck and arbor assembly should fall from the spindle.
Return Spring Adjustment The return spring is adjusted at the factory and should not need further adjustment. If adjustment is deemed necessary, follow the steps below while referring to Figure 12: 1. Unplug the machine from the power source. 2. Loosen two hex nuts (A). Do not remove. Do not remove the coil spring cover (Step 3). The torsion spring will uncoil and can cause serious injury. 3. Firmly hold the coil spring cover (B). 4.
pulling out the plug or switching off the main switch! Failure to comply may cause serious injury. Operation Installing Drills A coat of automobile-type wax applied to the table and column will help to keep the surfaces clean. Insert the drill into the chuck jaws with about 1" insertion. When using a small drill do not insert it so far that the jaws touch the flutes of the drill. Make sure that the drill is centered in the chuck before tightening the chuck with the key.
230V operation reconnect the leads as shown in (B). connect the equipment-grounding conductor to a live terminal. 3. The 115V attachment plug (C), supplied with the drill press, must be replaced with a UL/CSA listed plug suitable for 230V operation (D). Contact your local Authorized JET Service Center or qualified electrician for proper procedures to install the plug. The drill press must comply with all local and national codes after the 230-volt plug is installed.
Troubleshooting Trouble Drill press will not start. Drill press does not come up to speed. Drill Press vibrates excessively. Noisy Operation. Workpiece Burns. Drill bit wanders. Wood splinters on the underside. Drill bit binds in workpiece. Probable Cause Remedy Drill press unplugged from wall, or motor. Check all plug connections. Fuse blown, or circuit breaker tripped. Replace fuse, or reset circuit breaker. Cord damaged. Replace cord. Starting capacitor bad. Replace starting capacitor.
Troubleshooting (cont.) Trouble Probable Cause Remedy Bent drill bit. Replace drill bit. Worn spindle bearings. Replace spindle bearings. Bit, or chuck not properly installed. Reinstall the bit, or chuck properly. Quill returns too slow, or too fast. Spring has improper tension. Adjust spring tension. See the Return Spring Adjustment section. Chuck or arbor does not stay in place. Dirt, grease, etc on arbor, chuck, or spindle. Clean all mating surfaces thoroughly with a cleaner degreaser.
Exploded View Drawing JDP-20MF 17
Parts List JDP-20MF Index No. Part No. Description Size Qty 1 ...............11300117 .................Base JDP-20MF................................................... .................................... 1 .................11400401A1.............Column & Holder Assembly (Index 2A, 2B)......... Ø85mm ....................... 1 2A .............JDP20-102A.............Column................................................................. .................................... 1 2B .............JDP20-102B....
Index No. Part No. Description Size Qty 64 .............11406403 .................Spindle Nut........................................................... .................................... 1 65 .............11406508 .................Drive Sleeve......................................................... .................................... 1 66 .............BB-6206Z.................Ball Bearing.......................................................... 6206Z......................... 2 67 .............
Index No. Part No. Description Size Qty 618 ...........10604505 .................Round Nut ............................................................ .................................... 1 619 ...........TS-0720091 .............Lock Washer ........................................................ 3/8”.............................. 1 700 ...........TS-152704 ...............Hex Wrench ......................................................... 3mm ............................ 1 701 ...........TS-152706 ...
Wiring Diagram JDP-20MF Electrical Schematic – 115V STARTING CAPACITOR 400MFD 125 VAC ON / OFF SWITCH BLACK 3 BLACK WHITE WHITE 2 1 4 GREEN GREEN GREEN WHITE BLACK GROUND LAMP SWITCH BLACK BLACK WHITE BLACK LAMP JDP-20MF Electrical Schematic – 230V STARTING CAPACITOR 400MFD 125 VAC ON / OFF SWITCH BLACK 3 BLACK WHITE WHITE 2 1 4 GREEN GREEN LAMP SWITCH BLACK BLACK WHITE BLACK LAMP 21 GREEN BLACK WHITE GROUND
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WMH Tool Group 2420 Vantage Drive Elgin, Illinois 60123 Phone: 800-274-6848 www.wmhtoolgroup.
