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JET  

13 

 

#505741, JAT-741, 7in. Angle Polisher – parts list 

Index  Part No. 

Description 

Qty 

JAT741-01  Motor housing 

JAT741-02  Valve housing 

JAT741-03  Air inlet 

JAT452-04  Throttle lever 

JAT741-05  Valve pin 

JAT741-06  Valve 

JAT741-07  Valve seat 

JAT741-08  Spring 

JAT741-09  E-Ring ETW-4 

10  JAT741-10  Spring 

11  JAT741-11  Throttle lock 

12  JAT741-12  Screw M5x22L 

13  TS-2361051  Spring washer M5 

14  JAT741-14  End plate 

15  JAT741-15  Rotor 

16  JAT450-16  Rotor vane 

17  JAT741-17  Exhaust deflector 

18  JAT741-18  Cylinder 

19  JAT741-19  Front end plate 

20  JAT741-20  Gasket 

21  JAT741-21  Spring pin 3x6L 

22

 

40317-13 

Spring pin 3x12L 

23  BB-608ZZ 

Ball bearing 608ZZ 

24  JAT741-24  Spindle 5/8-11 

Index  Part No. 

Description 

Qty 

25  JAT741-25  Retaining ring STW-16 

26  JAT741-26  Wave washer WW-16 

27  JAT741-27  Pinion gear 

28  JAT741-28  Bevel gear 

29  JAT740-29  Spacer 

30  JAT741-30  Retaining ring RTW-40 

31  JAT450-34  Key 3x13 

32  BB-6201Z 

Ball bearing 6201Z 

33  JAT740-33  Spindle cap 

34  JAT741-34  Spring pin 4x25L 

35  JAT741-35  Ball bearing 6203ZZ 

36  JAT741-36  Backing disc 5/8-11 

37  JAT741-37  Disc nut 5/8-11 

38  JAT741-38  Exhaust diffuser 

39  JAT741-39  Rubber grip 

40  JAT741-40  Shaft 

41  JAT741-41  Spring 

42  JAT741-42  Spindle lock button 

43  JAT450-54  Dead handle 

44  JAT741-44  Pin wrench 

45  JAT741-45  Bushing 

46  JAT741-46  Motor gasket 

47  JAT741-47  Set screw M4x4L 

48  JAT740-48  Bushing 

JAT741-RPK, Repair Kit, contains  7,8,16(4),20 

JAT741-RBK, Repair Kit, contains  24,27,28,32 

 

 

 

 

 

 

 

 
 

 

Summary of Contents for 505741

Page 1: ...Pneumatic 7in Angle Polisher 505741 JAT 741 Operation Parts Manual M 505741 Edition 3 11 2018 JET 427 New Sanford Road LaVergne TN 37086 Ph 800 274 6848 www jettools com Copyright 2015 JET...

Page 2: ...any additional action needed JET has Authorized Service Centers located throughout the United States For the name of an Authorized Service Center in your area call 1 800 274 6846 or use the Service C...

Page 3: ...against the work surface 11 Do not operate air tool without its guards in place Do not modify the tool 12 Do not operate this tool while tired or under the influence of drugs alcohol or any medicatio...

Page 4: ...Do not modify the tool or use bushings adaptors etc to mount accessories that are not designed for the tool 37 Speed rating of polishing pad must match or exceed free speed rating of sander 38 Use bot...

Page 5: ...n this document The instructions and warnings in this manual may not encompass all possible workplace environments The operator is expected to take appropriate precautions and exercise common sense As...

Page 6: ...Overall Length 12 in 304 8 mm Housing material Aluminum with rubber grip Net weight 4 74 lb 2 15 kg Shipping weight 5 41 lb 2 45 kg 1 The specified values are emission levels and are not necessarily t...

Page 7: ...he connection to fail Instead add a leader hose and install any quick change couplings farther down the line 8 Grip handle firmly and place other hand on dead handle Push throttle lock to release thro...

Page 8: ...tool for the job Poor maintenance practices such as using excessive air pressure or air volume Improper or no lubrication Rule of Thumb If it takes more than 8 seconds to tighten or loosen a bolt or...

Page 9: ...the environment Your tool contains materials which can be recovered or recycled When its useful life has expired please leave tool at a specialized facility Figure 2 Recommended arrangement of air pip...

Page 10: ...rmal vibration Bearings worn Disassemble and inspect bearing Grease or replace as needed Loss of power erratic action Low air pressure Verify compressor has proper CFM rating for tool Check compressor...

Page 11: ...owing pages To order parts or reach our service department call 1 800 274 6848 Monday through Friday 8 00 a m to 5 00 p m CST Please have the stock number and serial number of your tool available when...

Page 12: ...Polisher 505741 JAT 741 7in Angle Polisher exploded view 32 38 36 19 18 16 14 37 3 9 31 25 24 5 6 7 2 33 23 4 34 8 30 26 10 1 29 11 27 22 20 21 28 12 12 12 12 13 13 13 13 17 23 23 39 43 44 40 41 42 3...

Page 13: ...B 608ZZ Ball bearing 608ZZ 3 24 JAT741 24 Spindle 5 8 11 1 Index Part No Description Qty 25 JAT741 25 Retaining ring STW 16 1 26 JAT741 26 Wave washer WW 16 1 27 JAT741 27 Pinion gear 1 28 JAT741 28 B...

Page 14: ...14 JAT 741 Angle Polisher This page intentionally left blank...

Page 15: ...JET 15 This page intentionally left blank...

Page 16: ...16 JAT 741 Angle Polisher 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com...

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