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NS-40 Manual 

Page 9 

729-110-036 

Revision 1.14 

 

August 2013   

 

 

 

MAINTENANCE INSTRUCTIONS 

 
 

751-585-000  751-585-100  751-585-500  751-692-000   

 

Qty. 

Item # 

Item # 

Item # 

Item # 

Description 

Part No. 

Req'd. 

Gun Body 

92-06-88 

Rear Cap 

92-02-13 

Handle Cover 

92-06-95 

Grommet Clamp 

92-06-91 

Lifting Rod & Cable Connector Asm. 

35-29-04 

Lifting Mechanism Stop 

751-458-035 

Lifting Ring 

751-458-016 

Moveable Core Asm. 

751-458-017 

Adjustable Core Asm. 

92-04-85 

10 

10 

10 

10 

Front Coil Yoke 

751-458-023 

11 

11 

11 

11 

Rear Coil Yoke 

92-01-92 

12 

12 

12 

12 

Cable Grommet 

751-585-004 

13 

13 

13 

13 

Front Cover & Leg Support Asm. 

751-458-057 

14 

14 

14 

 

Weld Cable Asm. -Camlok 

720-440-000 

 

 

 

14a 

Weld Cable Asm. -Dinse 

720-541-000 

15 

15 

15 

15 

Weld Cable Extension 

86-51-31 

16 

 

 

 

Control Cable Asm. -Cannon 4 Wire 

721-194-004 

 

16a 

 

 

Control Cable Asm. -R & S 3 Wire 

721-194-005 

 

 

16b 

16b 

Control Cable Asm. -Hubbell 

721-215-002 

17 

17 

17 

17 

Main Spring 

526-001-156 

18 

18 

18 

18 

Core Spring 

526-001-157 

19 

19 

19 

19 

Lifting Ring Spring 

526-001-158 

20 

20 

20 

20 

Gun Coil 

716-010-000 

21 

21 

21 

21 

Dust Bellows 

92-03-05 

22 

22 

22 

22 

Front Bearing 

751-000-013 

23 

23 

23 

23 

Weld Cable Insulator 

751-585-031 

24 

24 

24 

24 

Chuck Adaptor 

92-01-84 

25 

25 

25 

25 

Wave Washer 

717-844-001 

26 

26 

26 

26 

Trigger Button 

92-02-35 

27 

27 

27 

27 

E-Ring 

751-585-021 

28 

28 

 

 

Trigger Switch 

709-028-100 

 

 

28a 

28a 

Trigger Switch 

709-028-200 

29 

29 

29 

29 

Trigger Spring 

87-05-22 

30 

30 

30 

30 

M3.5 x 8 Pan Hd. Screw 

524-005-113 

31 

31 

31 

31 

M4 x 12 Low Hd. Cap Screw 

524-005-117 

33 

33 

33 

33 

M 5 x 10 Oval Hd. Screw 

524-005-019 

34 

34 

34 

34 

M5 x 25 Oval Hd. Screw 

524-005-005 

35 

35 

35 

35 

M5 x 16 Soc. Hd. Cap Screw 

524-005-006 

36 

36 

36 

36 

M8 x 8 Soc. Set Screw 

524-005-007 

37 

37 

37 

37 

M6 x 14 low Hd. Soc. Screw 

524-005-002 

38 

38 

38 

38 

Cone Washer 

717-654-001 

39 

39 

39 

39 

M6 Hex Nut 

524-005-024 

40 

40 

40 

40 

Plunge Dampener Hook 

751-458-054 

Summary of Contents for NS-40

Page 1: ...NS 40 Standard Duty Floating Lift Welding Guns Instruction and Maintenance Manual 729 110 036 Revision 1 14 August 2013...

Page 2: ...le opportunity to inspect and repair said equipment at buyer s facility or such other location as is mutually agreeable Notice to Nelson of claimed defects must be given within 30 days of such defect...

Page 3: ...amLok Dinse Optional features available for field installation Part No Description 512 241 000 Tranquil Arc Plunge Dampener Kit Steel 512 241 100 Tranquil Arc Plunge Dampener Kit Aluminum TABLE OF CON...

Page 4: ...Foot and secure with set screws provided See Figure 1 3 Insert stud in Chuck and Ferrule in Ferrule Grip 4 Loosen the leg screws holding the foot and adjust the foot so that stud is centered in the f...

Page 5: ...NS 40 Manual Page 2 729 110 036 Revision 1 14 August 2013 comes in contact with plunge dampener clamp or the legs...

Page 6: ...4 and 5 16 inch diameter studs use the insert grip included with adaptor See Figure 2 Remove insert grip when welding 3 8 7 16 and inch diameter studs 4 Insert stud in Chuck and ferrule in Gas Adaptor...

Page 7: ...cking lift the amount of movement or lift of the gun mechanism during the welding cycle without the gun being grounded Compressing the gun is recommended since triggering in the open air will give mor...

Page 8: ...re 4 ______________________________________________________________________________________ Aluminum Visual Inspection Visual inspection of aluminum stud welds is not conclusive since the appearance o...

Page 9: ...NS 40 Manual Page 5 729 110 036 Revision 1 14 August 2013...

Page 10: ...the lifting rod and the movable core assembly lifts or pulls back the entire assembly including the stud see Figure 7 6 When the stud is lifted from the work an arc is initiated 7 The assembly remain...

Page 11: ...fter cleaning gun See Reassembly of Gun Reassembly of Gun 1 Assemble lifting ring 7 with moveable core assembly 8 and lifting ring and core springs 18 and 19 Install in gun body 2 Install lifting mech...

Page 12: ...NS 40 Manual Page 8 729 110 036 Revision 1 14 August 2013 MAINTENANCE INSTRUCTIONS Figure 8...

Page 13: ...Asm R S 3 Wire 721 194 005 1 16b 16b Control Cable Asm Hubbell 721 215 002 1 17 17 17 17 Main Spring 526 001 156 1 18 18 18 18 Core Spring 526 001 157 1 19 19 19 19 Lifting Ring Spring 526 001 158 1...

Page 14: ...Washer No longer used 0 46 46 46 46 8 LockWasher 524 002 006 1 47 47 47 47 Vibratite med removable 103 477 008 1 Leg 504 000 050 2 Foot 502 001 137 1 Leg Washer 751 650 008 2 M5 x 35 Flat Soc Hd Scre...

Page 15: ...able lead to red coil lead 9 Install switch and control cable assembly in gun body 10 Replace grommet clamp and handle cover Installing New Control Cables Welding Gun 751 585 100 1 Remove handle cover...

Page 16: ...aft collar Fasten to gun with two 2 socket head cap screws Figure 9 INSTALLATION INSTRUCTIONS Dimensions Specifications Standard Welding Gun Semi automatic pistol shaped Welds studs of any desired len...

Page 17: ...Other stud welding operations in confined environments should be evaluated for noise level and hearing protection need Consult OSHA standard 29 CFR Part 1910 Subpart Q Welding Cutting and Brazing for...

Page 18: ...0 635 9353 San Francisco 23765 Foley St Hayward CA 94545 510 293 0660 800 635 9353 Fax 510 293 0677 Seattle Export 406 26th Ave Place Milton WA 98354 253 874 3524 Fax 253 874 5748 Tampa Export P O Box...

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