OWNER'S MANUAL JMD-15/18/18PFN Mill/Drill Machine (JMD-18 shown with optional CS-18 stand) JET WMH Tool Group www.wmhtoolgroup.com P.O. BOX 1349 Auburn, WA 98071-1349 e-mail jet@wmhtoolgroup.
This manual has been prepared for the owner and operators of a JET Mill/Drill. 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 Mill/Drill, and to aid in using the machine safely, read this manual thoroughly and follow instructions carefully.
13. Keep children and visitors away. All visitors should be kept a safe distance from the work area. WARNING Read and understand the entire contents of this manual before attempting set-up or operation of this mill/drill. 14. Make the workshop child proof. Use padlocks, master switches, and remove starter keys. 1. This machine is designed and intended for use by properly trained and experienced personnel only.
Specifications: JMD-15/18/18PFN Stock Number: JMD-15 ................................................................................................................................... 350017 JMD-18 ................................................................................................................................... 350018 JMD-18PFN ............................................................................................................................ 350020 Drilling Capacity: JMD-15 ....
Overall Dimensions: JMD-15 .............................................................................................. 36-1/2”L x 37-1/2”W x 35-1/2”H JMD-18 .............................................................................................. 42-1/2”L x 39-3/4”W x 43-1/2”H JMD-18PFN ....................................................................................... 42-1/2”L x 39-3/4”W x 51-1/2”H Base Dimensions: JMD-15 .........................................................................
Contents of the Shipping Container 1. Mill/Drill Machine Accessory Package: 1. 1/2” Drill Chuck w/ Chuck Key 1. Adjustable Carbide Facemill 1. Facemill Arbor 2. Bolts, Nuts, and Washers to Attach Vise to Table 1. 2-1/2” Angle Vise (JMD-15) 1. 3-1/2” Angle Vise (JMD-18/18PFN) 3. Handle Rods 3. Rubber Knobs 1. 3/8”x1” Hex Socket Cap Screw 1. 3/8” Washer 1. Crank Body 1. Crank Handle 1. 3mm Hex Wrench 1. 5mm Hex Wrench 1. 23mm Hex Socket Wrench (JMD18/18PFN) 3. Hand Wheels w/ Handles 1. Can Touch-Up Paint 1.
Assembly bolts. Check for level again. Adjust as necessary until the mill/drill is level after the fastening hardware has been tightened. 1. Screw rubber handles (A, Fig. 1) onto handle shaft (B, Fig. 1). Screw handle shaft into downfeed hub (C, Fig. 1) and tighten. Flat spot on shaft accommodates a combination or adjustable wrench. Note: Handle shafts are already installed into hub on JMD-18PFN. 2. Repeat for other two shaft assemblies. 3. Slide crank (D, Fig. 2) onto shaft and tighten set screw (E, Fig.
Lubrication 4. Change the plug to one that is rated 230V or hard wire the power cord. Lubricate ball oilers (A, Fig. 4) found by the X/Yaxis hand wheels, the oiler found by the raising/lowering crank handle, and the oiler on the front of the bed once daily with Mobil DTE Oil Heavy Medium. The JMD-18/18PFN is rated at 230V only. Again, be sure the power source is compatible with the mill/drill before connecting to the power source. Make sure the mill/drill is properly grounded.
Controls Longitudinal Hand Wheels: (X-axis) (A, Fig. 6) Located on either side of the table. Moves table side to side. Cross Feed Hand Wheel: (Y-axis) (B, Fig. 6) Located on the front of the base. Moves table toward, or away from the column. Adjustable Table Stops: (C, Fig. 6) Located on table front. Adjust to stop table at any setting along the longitudinal axis. Table Locks: (D & E, Fig. 6) Longitudinal table locks are located on front of the table.
Motor Mount Lock Lever: (A, Fig. 9) Located on the right side of the head casting. Locks and unlocks the motor mounting plate enabling the user to tension v-belts. Head Pivot Lock: (B, Fig. 9) Located on the right rear of the head casting. Loosen two hex nuts to rotate the head 360°. Tighten two hex nuts to lock the head in position. On-Off Switch: (C, Fig. 10) Located on the front of the head casting. Turns power on and off to the mill/drill. Quill Lock Handle: (D, Fig.
4. Arrange the v-belts (A, Fig. 12) on the pulleys (B, Fig. 12) for the desired speed according to the speed chart (H, Fig. 11) on the belt cover. Note: For best results, all milling operations should be done with the quill/spindle as close to the head assembly as possible. Lock spindle and table in place before starting milling operations. 5. Tension the v-belts by pushing the motor away from the head casting and locking the motor mount lock lever (F, Fig. 11).
Gib Adjustment 2. Loosen knob (I, Fig. 15) just enough to rotate spring cap past the notch (J, Fig. 15). After a period of time, movement of the table over the ways will cause normal wear. To adjust the gibs for this wear: 3. Rotate the spring cap clockwise to decrease spring tension. Rotate the spring cap counter-clockwise to increase spring tension. 1. The horizontal gib adjustment screw (A, Fig. 13) is found to the right on the table face. The traverse gib adjustment screw (B, Fig.
JMD-15 Head Assembly 13
Parts List for the JMD-15 Mill/Drill Head Assembly Index Part No. No. Description Size Qty. 1..........JMD15-001 .................. Drawbar............................................................. ................................... 1 2..........JMD15-002A ................ Spindle Lock Nut ............................................... ................................... 1 3..........JMD15-003 .................. Spindle Pulley.................................................... ....................
Index Part No. No. Description Size Qty. 67 ........JMD15-067 .................. Motor................................................................. 1HP, 1Ph.................... 1 ............JMD15-067A ................ Capacitor (not shown)........................................ 125uF, 250VAC .......... 1 69 ........JMD15-069P ................ Belt Cover ......................................................... ................................... 1 69-1.....JMD15-069P1 ..............
Index Part No. No. Description Size Qty. 154 ......TS-0561071 ................. Hex Nut ............................................................. 5/8”............................. 2 155 ......TS-0680031 ................. Washer.............................................................. 5/16”........................... 8 156 ......TS-0051051 ................. Hex Head Bolt ................................................... 5/16”x1” ...................... 4 157 ......TS-0060051 .................
JMD-15 Table, Base, and Column Assembly 17
Parts List for JMD-15 Table, Base, and Column Assembly Index Part No. No. Description Size Qty. 1..........JMD18-201 .................. Table Hand Wheel............................................. ................................... 3 1-1.......JMD18-201-1 ............... Bolt.................................................................... ................................... 3 1-2.......JMD18-201-2 ............... Handle............................................................... ...............
JMD-18/18PFN Head Assembly 19
Parts List for the JMD-18 Mill/Drill Head Assembly Index Part No. No. Description Size Qty. 1..........JMD18N-001................ Head Body......................................................... ................................... 1 2..........JMD18-001 .................. Draw Bar ........................................................... R8 .............................. 1 3..........JMD18-002A ................ Spindle Lock Nut ............................................... ........................
Index Part No. No. Description Size Qty. 32 ........JMD18-047 .................. Round Head Screw............................................ 3/16”x3/8” ................... 2 33 ........JMD18N-033................ Micro Adjusting Indicator ................................... ................................... 1 33-1.....TS-0267021 ................. Set Screw.......................................................... 1/4”x1/4” ..................... 1 35 ........JMD18N-035A..............
Index Part No. No. Description Size Qty. 82 ........TS-0680031 ................. Washer.............................................................. 5/16”........................... 2 83 ........TS-0051071 ................. Hex Head Bolt ................................................... 5/16”x1-1/2” ................ 2 84A......JMD18-075A ................ Inter Pulley Assembly ........................................ ................................... 1 84-1.....JMD18-075 ..................
JMD-18 Table, Base, and Column Assembly 23
Parts List for the JMD-18 Mill/Drill Table, Base, and Column Assembly Index No. Part No. Description Size Qty. 601 ......... JMD18-228 ............... Table ................................................................. 31L ............................. 1 602 ......... JMD18-229 ............... Fixed Block........................................................ ................................... 2 603 ......... JMD18-230 ............... Movable Ring .................................................
Index No. Part No. Description Size Qty. 635-6 ...... JMD18-366 ............... Pin..................................................................... 5x38 ........................... 1 636 ......... JMD18N-636............. Column Base..................................................... ................................... 1 637 ......... JMD18N-637............. Rack.................................................................. 600.5L ........................ 1 638 ......... JMD18-211 ...........
JMD-18PFN Power Feed Assembly 26
Parts List for the JMD-18PFN Power Feed Assembly Index No. Part No. Description Size Qty. 248 ......... 290111...................... Main Pulley........................................................ ................................... 1 249 ......... JMD18PFN-249 ........ Set Screw.......................................................... 1/4”x3/8” ..................... 2 ............... 291022AS ................. Complete Gear Box Assembly........................... .................................
Index No. Part No. Description Size Qty. 403-1 ...... 2450048.................... Worm Gear Cover ............................................. ................................... 1 403-2 ...... JMD18PFN-346 ........ Flat Cross Head Screw ...................................... M4x4 .......................... 3 403-3 ...... JMD18PFN-320 ........ C-Ring ............................................................... S25............................. 1 403-4 ...... 2450024....................
Wiring Diagram JMD-15 29
Wiring Diagram JMD-18 230V Only 30