Nexen AIR CHAMP J User Manual Download Page 5

5

FORM NO. L-20012-M-0814

Pin

Hex. Head

Jam Nut

Self-Centering

Bracket

FIGURE  3

INSTALLATION

''J'' OR ''K'' DIAPHRAGM BRAKE WITH OPTIONAL DRUM

NOTE: Refer to Figure 1.

1.  Slide the Optional Drum onto the shaft.

2.  Tighten the Set Screw; securing the Optional Drum to the 

shaft.

3.  Position the ''J'' or ''K'' Diaphragm Brake on the Optional 

Drum, with the Pin passing through the slot in the Fixed 
Shoe.

4.  Adjust the Fixed Shoe by loosening the Hex. Head Jam Nuts 

to provide sufficient clearance between the Facings and 
Optional Drum to allow free rotation of the Optional Drum; 
then, tighten the Hex. Head Jam Nuts.

''J'' OR ''K'' DIAPHRAGM BRAKE WITHOUT OPTIONAL DRUM

NOTE: Refer to Figure 2.

1.  Position the ''J'' or ''K'' Diaphragm Brake on the shaft, with 

the Pin passing through the slot in the Fixed Shoe.

2.  Adjust the Fixed Shoe by loosening the Hex. Head Jam 

Nuts to provide sufficient clearance between the Facings 
and shaft to allow free rotation of the shaft; then, tighten the 
Hex. Head Jam Nuts.

OPTIONAL SELF-CENTERING BRACKET

NOTE: Refer to Figure 3.

1.  Position the ''J'' or ''K'' Diaphragm Brake with the diaphragm 

facing up on the shaft or Optional Drum with the Pin passing 
through the slot in the Fixed Shoe.

2.  Secure the Optional Self-Centering Bracket to the machine 

or support.

3.  Adjust the Fixed Shoe by loosening the Hex. Head Jam Nuts 

to provide sufficient clearance between the Facings and 
shaft or Optional Drum to allow free rotation of the shaft or 
Optional Drum; then, tighten the Hex. Head Jam Nuts.

Shaft

Set

Screw

Optional

Drum

Pin

FIGURE  1

Hex Head

Jam Nut

FIGURE  2

Pin

Shaft

Hex Head

Jam Nut

Summary of Contents for AIR CHAMP J

Page 1: ...1 FORM NO L 20012 M 0814 DIAPHRAGM BRAKES MODELS J AND K...

Page 2: ...ce until the machinery into which it is to be incorporated has been declared in conformity with the applicable provisions of the Directive Read this manual carefully before installation and operation...

Page 3: ...ragm Brake with Optional Self Centering Bracket 5 Lubrication 6 Air Connections 6 Operation 7 Troubleshooting 8 Diaphragm Brake Assembly 8 Friction Facing Replacement J Diaphragm Brake 9 K Diaphragm B...

Page 4: ...lt in serious bodily injury WARNING This product is capable of emitting a spark if misused therefore is not recommended for use in any explosive environment WARNING Ensure proper guarding of the produ...

Page 5: ...aphragm Brake on the shaft with the Pin passing through the slot in the Fixed Shoe 2 Adjust the Fixed Shoe by loosening the Hex Head Jam Nuts to provide sufficient clearance between the Facings and sh...

Page 6: ...on must follow the manufacturer s suggested procedure 4 Close the air line to the unit when a drop of oil forms in the Lubricator Sight Gage 5 Connect the air line to the unit 6 Turn the Lubricator Ad...

Page 7: ...Model Max RPM J K Brakes 5 500 CAUTION Never exceed life of facing material Facing life depends on the volume of the material and the total energy over the life of the unit Expected life in hrs can b...

Page 8: ...e Compression Spring Check the air controls for proper operation Clean the optional Brake Drum or the shaft Replace the Friction Facings Check the application Failure to engage Failure to disengage J...

Page 9: ...oe Item 1 and the Sliding Shoe Item 2 Remove the old Friction Facings Item 3 from the Fixed Shoe and Sliding Shoe 7 Using new Flat Head Machine Screws Item 20 secure the new Friction Facings Item 3 to...

Page 10: ...m 10 8 Using the Cap Screws Item 16 and Hex Nuts Item 17 secure the Bottom Diaphragm Housing Item 4 to the Housing Rod Assembly Item 3 DIAPHRAGM AND SPRING REPLACEMENT J DIAPHRAGM BRAKE NOTE Refer to...

Page 11: ...10 1 1 Denotes Facing Kit Item Facing Kit No 845171 K DIAPHRAGM BRAKE See Figure 10 ITEM DESCRIPTION QTY 1 Fixed Shoe 1 2 Sliding Shoe 1 31 Friction Facing 2 4 Top Diaphragm Housing 1 5 Bottom Diaphra...

Page 12: ...elf Centering Bracket 842100 FIGURE 11 DRUM FIGURE 12 SELF CENTERING BRACKETS J Self Centering Bracket K Self Centering Bracket ACCESSORIES J DIAPHRAGM BRAKE See Figure 11 K DIAPHRAGM BRAKE See Figure...

Page 13: ...TURE WHATSOEVER WHETHER ARISING OUT OF BREACH OF WARRANTY OR OTHER BREACH OF CONTRACT NEGLIGENCE OR OTHER TORT OR OTHERWISE EVEN IF NEXEN SHALL HAVE BEEN ADVISED OF THE POSSIBILITY OR LIKELIHOOD OF SU...

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