Jet J-720R User manual

Parts List and Electrical Diagram
for J-720R Radial Arm Drill Press
WALTER MEIER (Manufacturing) Inc.
427 New Sanford Road
LaVergne, Tennessee 37086 M-320033-1
Ph.: 800-274-6848 05/2011
www.waltermeier.com Copyright © 2011 Walter Meier (Manufacturing) Inc.

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Warranty and Service
Walter Meier (Manufacturing) Inc., warrants every product it sells. If one of our tools needs service or repair, one of
our Authorized Service Centers located throughout the United States can give you quick service. In most cases, any
of these Walter Meier Authorized Service Centers can authorize warranty repair, assist you in obtaining parts, or
perform routine maintenance and major repair on your JET
® tools. For the name of an Authorized Service Center in
your area call 1-800-274-6848.
MORE INFORMATION
Walter Meier is consistently adding new products to the line. For complete, up-to-date product information, check with
your local Walter Meier distributor, or visit waltermeier.com.
WARRANTY
JET products carry a limited warranty which varies in duration based upon the product (MW = Metalworking, WW =
Woodworking).
WHAT IS COVERED?
This warranty covers any defects in workmanship or materials subject to the exceptions stated below. Cutting tools,
abrasives and other consumables are excluded from warranty coverage.
WHO IS COVERED?
This warranty covers only the initial purchaser of the product.
WHAT IS THE PERIOD OF COVERAGE?
The general JET warranty lasts for the time period specified in the product literature of each product.
WHAT IS NOT COVERED?
Five Year Warranties do not cover woodworking (WW) products used for commercial, industrial or educational
purposes. Woodworking products with Five Year Warranties that are used for commercial, industrial or education
purposes revert to a One Year Warranty. This warranty does not cover defects due directly or indirectly to misuse,
abuse, negligence or accidents, normal wear-and-tear, improper repair or alterations, or lack of maintenance.
HOW TO GET SERVICE
The product or part must be returned for examination, postage prepaid, to a location designated by us. For the name
of the location nearest you, please call 1-800-274-6848.
You must provide proof of initial purchase date and an explanation of the complaint must accompany the
merchandise. If our inspection discloses a defect, we will repair or replace the product, or refund the purchase price,
at our option. We will return the repaired product or replacement at our expense unless it is determined by us that
there is no defect, or that the defect resulted from causes not within the scope of our warranty in which case we will,
at your direction, dispose of or return the product. In the event you choose to have the product returned, you will be
responsible for the shipping and handling costs of the return.
HOW STATE LAW APPLIES
This warranty gives you specific legal rights; you may also have other rights which vary from state to state.
LIMITATIONS ON THIS WARRANTY
WALTER MEIER (MANUFACTURING) INC., LIMITS ALL IMPLIED WARRANTIES TO THE PERIOD OF THE
LIMITED WARRANTY FOR EACH PRODUCT. EXCEPT AS STATED HEREIN, ANY IMPLIED WARRANTIES OR
MERCHANTABILITY AND FITNESS ARE EXCLUDED. SOME STATES DO NOT ALLOW LIMITATIONS ON HOW
LONG THE IMPLIED WARRANTY LASTS, SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU.
WALTER MEIER SHALL IN NO EVENT BE LIABLE FOR DEATH, INJURIES TO PERSONS OR PROPERTY, OR
FOR INCIDENTAL, CONTINGENT, SPECIAL, OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OF
OUR PRODUCTS. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR
CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU.
Walter Meier sells through distributors only. The specifications in Walter Meier catalogs are given as general
information and are not binding. Members of Walter Meier reserve 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
whatsoever. JET
® branded products are not sold in Canada by Walter Meier.

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Table of Contents
Warranty and Service............................................................................................................................................2
Table of Contents..................................................................................................................................................3
Replacement Parts................................................................................................................................................4
Coolant Pump Assembly......................................................................................................................4
Parts List for Coolant Pump Assembly..................................................................................................4
Lift Mechanism.....................................................................................................................................5
Parts List for Lift Mechanism................................................................................................................6
Base, Column, and Arm Assemblies ....................................................................................................7
Parts List for Base, Column, and Arm Assemblies................................................................................8
Gear Box Assembly ...........................................................................................................................10
Parts List for Gear Box Assembly.......................................................................................................11
Rear Gear Box Assembly I.................................................................................................................14
Rear Gear Box Assembly II................................................................................................................15
Parts List for Rear Gear Box Assembly ..............................................................................................16
Electrical Box.....................................................................................................................................17
Parts List for Electrical Box.................................................................................................................17
720R Electrical Connections ..............................................................................................................18
Parts List for 720R Electrical Connections..........................................................................................19

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Replacement Parts
To order parts or reach our service department, call 1-800-274-6848, Monday through Friday (see our website
for business hours, www.waltermeier.com). Having the Model Number and Serial Number of your machine
available when you call will allow us to serve you quickly and accurately.
Coolant Pump Assembly
Parts List for Coolant Pump Assembly
IndexNo.PartNo.DescriptionSizeQty
1 ................5232291.................... Coolant Pump................................................... 130L 220/380V ....................1
2 ................TS-1550041 .............. Washer ............................................................. M6........................................4
3 ................TS-1503041 .............. Socket Head Cap Screw................................... M6x16L................................4
4 ................M0602001................. 90° Elbow ......................................................... PT3/8” x PS3/8” x 90°..........1
5 ................M0506003................. Tube.................................................................. PT3/8” x 95”L.......................1
6 ................M0602001................. 90° Elbow ......................................................... PT3/8”xPS3/8”x90°..............1
7 ................M0510003................. Tube.................................................................. 38”x6”L.................................1
8 ................5232391.................... Knurled Screw .................................................. M10x25L..............................1
9 ................10014........................ Tube Sleeve...................................................... .............................................1
10 ..............5235811.................... Nut.................................................................... 1/2" ......................................1
11 ..............5232421.................... Brass Valve....................................................... 3/8”.......................................1
12 ..............5232431.................... Coolant Hose.................................................... 3/8”x450L.............................1

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Lift Mechanism

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Parts List for Lift Mechanism
IndexNo.PartNo.DescriptionSizeQty
1 ................10162........................ Top Cap............................................................ .............................................1
2 ................10163........................ Worm Gear....................................................... .............................................1
2-1.............TS-1503051 .............. Socket Head Cap Screw................................... M6x20L................................4
3 ................10173........................ Worm Bushing.................................................. .............................................1
4 ................M1312-S24................ Retainer............................................................ S24......................................1
5 ................M1312-S24................ Retainer............................................................ S24......................................1
6 ................M1328-6x30 .............. Key.................................................................... 6mmx30L.............................1
7 ................10164........................ Lead Screw....................................................... .............................................1
8 ................10165........................ Bearing Bracket................................................ .............................................1
9 ................TS-1504051 .............. Socket Head Cap Screw................................... M8x25L................................4
10 ..............BB-51105.................. Bearing ............................................................. 51105...................................1
11 ..............BB-6205ZZ................ Bearing ............................................................. 6205ZZ ................................1
12 ..............M0702034................. Oil Seal............................................................. TC30x52x11 ........................1
13 ..............TS-1523011 .............. Set Screw ......................................................... M6x6L..................................2
14 ..............10172........................ Bushing............................................................. .............................................1
15 ..............10176........................ Nut Cover.......................................................... .............................................1
16 ..............10175........................ Safety Nut......................................................... .............................................1
17 ..............10177........................ Bolt.................................................................... .............................................2
18 ..............10174........................ Brass Nut.......................................................... .............................................1
19 ..............TS-1503051 .............. Socket Head Cap Screw................................... M6x20L................................4
20 ..............10172........................ Bushing............................................................. .............................................1
21 ..............TS-1523011 .............. Set Screw ......................................................... M6*6L ..................................2
22 ..............10166........................ Bearing Bracket................................................ .............................................1
23 ..............TS-1504051 .............. Socket Head Cap Screw................................... M8x25L................................4
24 ..............BB-51104.................. Bearing ............................................................. 51104...................................1
25 ..............BB-6204ZZ................ Bearing ............................................................. 6204ZZ ................................1
26 ..............M1503-M24............... Nut.................................................................... M24......................................1
28 ..............TS-1503041 .............. Socket Head Cap Screw................................... M6x16L................................1
29 ..............TS-1523041 .............. Set Screw ......................................................... M6x12L................................1
30 ..............10171........................ Nut.................................................................... .............................................1
31 ..............BB-6204ZZ................ Bearing ............................................................. 6204ZZ ................................1
32 ..............BB-51104.................. Bearing ............................................................. 51104...................................1
33 ..............10168........................ Worm Shaft....................................................... .............................................1
33-1...........M1312-S36................ Retainer............................................................ S36......................................1
33-2...........TS-2276081 .............. Set Screw......................................................... M6x8L..................................1
34 ..............M1328-5x55 .............. Key.................................................................... 5mmx55L.............................1
35 ..............10170........................ Pinion Shaft ...................................................... .............................................1
36 ..............10169........................ Gear Bracket..................................................... .............................................1
37 ..............TS-1504051 .............. Socket Head Cap Screw................................... M8x25L................................4
38 ..............BB-51104.................. Bearing ............................................................. 51104...................................1
39 ..............BB-6204ZZ................ Bearing ............................................................. 6204ZZ ................................1
40 ..............M0702035................. Oil Seal............................................................. TC30x45x8 ..........................1
41 ..............M1210006................. Motor...................................................1HP, 220/380V, 50/60Hz....................1
42 ..............TS-1491031 .............. Hex Cap Screw................................................. M10x25L..............................4
43 ..............M1401-M10x55 ......... Socket Head Cap Screw................................... M10x55L..............................4
44 ..............M1602-M10............... Washer ............................................................. M10......................................4
45 ..............10178........................ Cover................................................................ .............................................1
46 ..............M1414001................. Bolt.................................................................... 3/16”x1/2”L...........................2
47 ..............TS-1505041 .............. Socket Head Cap Screw................................... M10x30L..............................4

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Base, Column, and Arm Assemblies

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Parts List for Base, Column, and Arm Assemblies
IndexNo.PartNo.DescriptionSizeQty
1................J720R-301................. Base.................................................................. .............................................1
2 ................10039........................ Filter Screen ..................................................... .............................................2
3 ................M1414006................. Bolt.................................................................... 3/16” x 3/8”L.........................4
4 ................10037........................ Cover................................................................ .............................................1
5 ................M1414006................. Bolt.................................................................... 3/16” x 3/8”L.........................2
6 ................TS-1491031 .............. Hex Cap Screw................................................. M10 x 25L............................2
7 ................J720R-307................. Washer ............................................................. .............................................1
8 ................J720R-308................. Bearing Cover................................................... .............................................1
9 ................BB-51114.................. Bearing ............................................................. 51114...................................1
10 ..............J720R-310................. Column Support Collar ..................................... .............................................1
11 ..............M1402002................. Bolt.................................................................... M16 x 90L............................8
12 ..............BB-51114.................. Bearing ............................................................. 51114...................................1
13 ..............M0901-6214ZZ.......... Bearing ............................................................. 6214ZZ ................................1
14 ..............10007........................ Bearing Cover................................................... .............................................1
15 ..............10009........................ Steel Band........................................................ .............................................1
16 ..............J720R-316................. Needle .............................................................. ...........................................45
17 ..............10010........................ Steel Band........................................................ .............................................1
18 ..............J720R-318................. Column ............................................................. .............................................1
19..............J720R-319................. Arm................................................................... .............................................1
20 ..............TS-1503061 .............. Socket Head Cap Screw................................... M6x25L................................2
21 ..............10027........................ Fixed Flange..................................................... .............................................1
22 ..............10005........................ Steel Band........................................................ .............................................1
23 ..............10029........................ Fixed Flange..................................................... .............................................1
24 ..............TS-1503051 .............. Socket Head Cap Screw................................... M6x20L................................2
25 ..............10032........................ Key.................................................................... .............................................1
26 ..............TS-1503071 .............. Socket Head Cap Screw................................... M6x30L................................2
27 ..............M1414006................. Bolt.................................................................... 3/16” x 3/8”L.........................4
28 ..............10028........................ Aluminum Alloy Ring......................................... .............................................1
29 ..............M1501003................. Nut.................................................................... 1/2" ......................................2
30 ..............10040........................ Washer ............................................................. .............................................4
31 ..............M1402009................. Bolt.................................................................... 1/2" x 4-1/2”L .......................2
32 ..............M1401-M6x65 ........... Socket Head Cap Screw................................... M6 x 65L..............................1
33 ..............10038........................ Eccentric Shaft.................................................. .............................................1
34..............J720R-334................. Nut.................................................................... .............................................1
35 ..............10041........................ Washer ............................................................. .............................................1
36 ..............10035........................ Locking Lever ................................................... .............................................1
37 ..............M1323019................. Oil Cup.............................................................. PT1/8” x 90°.........................2
38 ..............10028........................ Aluminum Alloy Ring......................................... .............................................1
39 ..............M1414006................. Bolt.................................................................... 3/16” x 3/8”L.........................4
40 ..............TS-1504071 .............. Socket Head Cap Screw................................... M8 x 35L..............................1
41 ..............J720R-341................. Arm Rack.......................................................... .............................................1
42 ..............J720R-342................. Stop Rack......................................................... .............................................1
43 ..............TS-1504071 .............. Socket Head Cap Screw................................... M8x35L................................1
44 ..............10033........................ Handle .............................................................. .............................................1
45 ..............5233331.................... Work Lamp ....................................................... FS51441..............................1
45A............5233341.................... Lamp Seat........................................................ .............................................1
46 ..............10034........................ Acrylic Cover..................................................... .............................................1
47 ..............M1425001................. Bolt.................................................................... 3/16” x 3/8”L.........................9
48 ..............10008........................ Ring Clamp....................................................... .............................................1
49 ..............TS-1503121 .............. Socket Head Cap Screw................................... M6x55L................................2
50..............J720R-350................. Nut.................................................................... .............................................1
51 ..............10041........................ Washer ............................................................. .............................................1
52 ..............10035........................ Locking Lever ................................................... .............................................1
53 ..............M0809001................. Dust Seal.......................................................... 5mm.....................................1
54 ..............M0809001................. Dust Seal.......................................................... 5mm.....................................1
55 ..............M0809001................. Dust Seal.......................................................... 5mm.....................................2
56 ..............TS-1504081 .............. Socket Head Cap Screw................................... M8x40L................................2
57 ..............TS-1504031 .............. Socket Head Cap Screw................................... M8x16L................................2
58 ..............TS-1524031 .............. Set Screw ......................................................... M8x12L................................2

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IndexNo.PartNo.DescriptionSizeQty
59 ..............TS-1503051 .............. Socket Head Cap Screw................................... M6x20L................................1
60 ..............TS-1505031 .............. Socket Head Cap Screw................................... M10x25L..............................1
61 ..............M1402011................. Bolt.................................................................... 5/8” x 2-1/2”L .......................4
62..............5233111.................... Nut.................................................................... 5/8”-11UNC..........................4
63 ..............TS-1505021 .............. Socket Head Cap Screw................................... M10 x 20L............................4

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Gear Box Assembly