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Summary of Contents for Jet JTM-1050
- Page 1 This .pdf document is bookmarked Operating Instructions and Parts Manual Variable Speed Turret Mill Model JTM-1050 427 New Sanford Road LaVergne, Tennessee 37086 Part No. M-690050 Ph.: 800-274-6848 Revision H1 10/2018 www.jettools.com Copyright © 2014 JET...
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Page 2: Warranty And Service
JET sells through distributors only. The specifications listed in JET printed materials and on official JET website are given as general information and are not binding. JET reserves the right to effect at any time, without prior notice, those alterations to parts, fittings, and accessory equipment which they may deem necessary for any reason ®... -
Page 3: Table Of Contents
13.8 Leadscrew backlash adjustment ......................19 14.0 Replacement Parts ............................. 21 14.1.1 JTM-1050 Variable Speed Head Assembly – Exploded View ............. 22 14.1.2 JTM-1050 Variable Speed Head Assembly – Parts List ..............23 14.2.1 JTM-1050 Head Assembly – Exploded View ..................25 14.2.2 JTM-1050 Head Assembly –... -
Page 4: Safety Warnings
If used for other purposes, coolant container protect yourself JET disclaims any real or implied warranty and accordingly. holds itself harmless from any injury that may result from that use. 20. Keep visitors a safe distance from the work area. -
Page 5: About This Manual
Do not operate this machine until appropriate training and knowledge have been acquired. If there are questions or comments, please contact your local supplier or JET. JET can also be reached at our web site: www.jettools.com. -
Page 6: Specifications
Shipping Weight, approx. (lbs.) ........................2900 The specifications in this manual were current at time of publication, but because of our policy of continuous improvement, JET reserves the right to change specifications at any time and without prior notice, without incurring obligations. -
Page 7: Jtm-1050 Installation Layout
6.0 JTM-1050 Installation Layout Figure 1... -
Page 8: Jtm-1050 Features And Terminology
7.0 JTM-1050 Features and Terminology Figure 2: Features and Terminology 3HP Motor 23. Motor junction box Lifting ring 24. Saddle locking handle 25. Lubrication chart Ram locking handle (x2) 26. One-shot lube system Turret scale 27. Knee locking handle (x2) Ram movement lever I.D./Warning Label... -
Page 9: Setup And Assembly
8.0 Setup and Assembly 8.2 Contents of shipping container Refer to Figure 3: 8.1 Unpacking Turret Mill (not shown) Open shipping container and check for shipping Flat Way Cover damage. Report any damage immediately to your Pleated Way Cover distributor and shipping agent. Do not discard any Draw Bar shipping material until the Turret Mill is assembled and Table Adjustment Handles... -
Page 10: Site Preparation
8.3 Site preparation Remove the nuts and/or bolts, which secure the machine to the pallet. The mill must be placed on an even surface and Center an overhead crane or other suitable bolted to the floor. Anchor bolts of sufficient size overhead lifting device and sling arrangement and length must be fastened to the floor according over the lifting ring. -
Page 11: Lubrication
These will damage painted surfaces.) The JTM-1050 mill is rated at 230/460V, 3-phase and comes from the factory prewired at 230V. Lubricate exposed ways, then move each unit... -
Page 12: Operating Controls
right hole, the auto feed worm gear is 10.0 Operating controls disengaged. To engage auto feed, pull knob out and move lever around to opposite hole. Refer to Figure 5. Engage pin in hole. A. Variable speed control (A, Figure 5) – located on right side of head assembly. -
Page 13: Operating Precautions
clutch becomes engaged. Neutral position is 12.0 Adjustments between forward and reverse position. (Refer to Figure 8 and accompanying text 12.1 Drawbar operation - changing for further detail.) If control does not engage tooling easily, move handwheel (J) back and forth to aid engagement. -
Page 14: Changing Speed Range
12.3 Changing speed range Screw the micrometer nut (H ) against quill stop (L), and tighten micrometer jam nut (H To change from high to low speed range, push in Loosen quill lock (G). lever (D, Figure 5) and rotate it almost 180 degrees. -
Page 15: Mill Head - Left/Right Movement
Tighten quill lock (G, Figure 8). Be sure to apply torque in two Screw micrometer nut (H ) against quill stop steps using a crossing pattern. Failure to do so (L), and tighten micrometer jam nut (H could distort the face of the ram adapter. Loosen quill lock (G), and engage auto feed Tighten the four hexagonal nuts. -
Page 16: Mill Head - Angle Setting
12.7 Mill head – angle setting Loosen handles (G, Figure 12) that lock the ram to its ways. Setting the angle: Turn lever (H) to slide ram. a. Loosen the three ram adapter clamp bolts When desired position is reached, lock (E, Figure 11). -
Page 17: Feed Trip Adjustment
If you do not have the knowledge or training to complete the maintenance, have an authorized JET service center maintain your mill. Failure to comply may cause serious bodily injury. Figure 15: Lubrication points... -
Page 18: Gib Adjustment
13.3.4 Ram gib adjustment Adjust one gib (E, Figure 18) using the two set screws (F). Tighten the nuts on the set screws after adjusting. Figure 16: Lubrication points 13.3 Gib adjustment Refer to Figure 17. Figure 18: Ram gib location The table, saddle, knee and ram are equipped with 13.4 Motor removal adjustable gibs. -
Page 19: Drive Belt Replacement
Lower quill to fullest extent. Remove four screws from variable speed housing (F). Remove two lower screws from variable speed housing (A, Figure 21). Remove top housing (G) and tap to clear dowels. Remove six screws (B). Replace belt. Remove top assembly (C) and tap to clear dowels. - Page 20 Turn nut slightly to tighten it against opposing hand nut is typically adjustable. This can be nut. determined by looking at nut from underside of table. Tighten the two nut locking screws. Loosen the two nut locking screws. Using cross-feed crank, move table to middle position.
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Page 21: Replacement Parts
Number of your machine available when you call will allow us to serve you quickly and accurately. Non-proprietary parts, such as fasteners, can be found at local hardware stores, or may be ordered from JET. Some parts are shown for reference only, and may not be available individually. -
Page 22: Jtm-1050 Variable Speed Head Assembly - Exploded View
14.1.1 JTM-1050 Variable Speed Head Assembly – Exploded View... -
Page 23: Jtm-1050 Variable Speed Head Assembly - Parts List
14.1.2 JTM-1050 Variable Speed Head Assembly – Parts List Index No Part No Description Size 1 ....PVS-001G ....Housing......................1 2 ....PVS-002 ....Motor Pulley ....................1 3 ....TS-1523011 ....Set Screw ..............M6x6 ......4 4 .... - Page 24 118 .... PVS-118 ....Hex Socket Cap Screw ..........M5x6 ......1 121 .... BB-6204ZZ ....Ball Bearing ............. 6204ZZ ......1 122 .... PVS-122 ....Set Screw ...................... 2 ……..JET-165 ....JET Logo (not shown) ......... 165x68 mm ....1...
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Page 25: Jtm-1050 Head Assembly - Exploded View
14.2.1 JTM-1050 Head Assembly – Exploded View... -
Page 26: Jtm-1050 Head Assembly - Parts List
14.2.2 JTM-1050 Head Assembly – Parts List Index No Part No Description Size 1 ....TS-1503031 ....Hex Socket Cap Screw ..........M6x12 ......1 2 ....1050B-2 ..... Washer ......................1 3 ....1050B-3 ..... Feed Bevel Pinion ..................1 4 .... - Page 27 Index No Part No Description Size 80 ....B-80 ......Overload Clutch ..................... 1 81 ....B-81 ......Overload Clutch Sleeve ................. 1 82 ....KEY5813 ....Key................5x8x13 mm ....1 83 ....B-83 ......Hex Socket Head Bolt ................... 3 85 ....
- Page 28 Index No Part No Description Size 146 ... B-146 ......Trip Lever Pin ....................1 147 .... B-147 ......Indicator Rod ....................1 148 .... B-148 ......Quill Lock Sleeve ................... 1 149 .... B-149 ......Lock Handle (chrome) ................... 1 ....
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Page 29: Jtm-1050 Base Assembly - Exploded View
14.3.1 JTM-1050 Base Assembly – Exploded View... -
Page 30: Jtm-1050 Base Assembly - Parts List
43 ....C-43 ......Gib ......................... 1 46 ....C-46 ......Table Lock Plunger ..................4 48 ....C-48 ......Turret Scale, JTM-1050 ................. 1 49 ....C-49 ......Saddle Knee Gib ................... 1 50 ....C-50-1 ....... Wiper ......................2 51 .... - Page 31 132A ..C-132AB ....Breaker Box ....................1 133 .... C-133 ......Breaker ......................1 134 .... C-134B ...... Breaker Box Cover ..................1 ……..JET-254 ....JET Logo (not shown) ......... 254x105 mm ....2...
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Page 32: Jtm-1050 Table Leadscrew Assembly - Exploded View
14.4.1 JTM-1050 Table Leadscrew Assembly – Exploded View... -
Page 33: Jtm-1050 Table Leadscrew Assembly - Parts List
14.4.2 JTM-1050 Table Leadscrew Assembly – Parts List Index No Part No Description Size 1 ....D-1 ......Nut ................1/2”-20NF ...... 3 2 ....D-2 ......Handle (chrome) .................... 3 ....D-2BR ....... Handle (brushed finish) ................. 3 3 .... -
Page 34: Jtm-1050 One-Shot Lubrication System - Exploded View
14.5.1 JTM-1050 One-Shot Lubrication System – Exploded View 14.5.2 JTM-1050 One-Shot Lubrication System – Parts List Index No Part No Description Size 1 ....CLA-8 ......Handle Oiler ....................1 2 ....ALMP-04 ....Aluminum Pipe............13.5x450mm ....1 3 .... -
Page 35: Electrical Connections For Jtm-1050
15.0 Electrical Connections for JTM-1050... - Page 36 15.1 Electrical Schematic for Forward/Reverse Switch (JTM-1050) 427 New Sanford Road LaVergne, Tennessee 37086 Phone: 800-274-6848 www.jettools.com...
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