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FORM NO. L-20012-M-0814

FIGURE  5

11

11

1

11

11

2

12

FIGURE  6

11

11

1

11

11

20

2

13

3

NOTE: Refer to Figure 5.

1.  Remove the first two Hex. Head Jam Nuts (Item 11).

2.  Remove the Fixed Shoe Assembly (Item 1).

3.  Remove the second two Hex. Head Jam Nuts (Item 11).

4.  Remove the Set Screw (Item 12).

5.  Remove the Sliding Shoe Assembly (Item 2).

6.  Install a new Sliding Shoe Assembly (Item 2).

7.  Reinstall and tighten the Set Screw (Item 12).

8.  Reinstall two Hex. Head Jam Nuts (Item 11).

9.  Install the new Fixed Shoe Assembly (Item 1.

10.  Reinstall the second two Hex. Head Jam Nuts (Item 11).

NOTE: Refer to Figure 6.

1.  Remove the first two Hex. Head Jam Nuts (Item 11).

2.  Remove the Fixed Shoe (Item 1)

3.  Remove the second two Hex. Head Jam Nuts (Item 11).

4.  Remove the Set Screw (Item 13).

5.  Remove the Sliding Shoe (Item 2).

6.  Remove the Flat Head Machine Screws (Item 20) from 

the Fixed Shoe (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 the Fixed Shoe 

(Item 1) and the Sliding Shoe (Item 2).

8.  Tighten the Flat Head Machine Screws (Item 20) to 26 In. 

Lbs. [2.9 Nm] torque.

9.  Install the Sliding Shoe (Item 2).

10.  Reinstall and tighten the Set Screw (Item 13).

11.  Reinstall two Hex. Head Jam Nuts (Item 11) .

12.  Install the Fixed Shoe (Item 1).

13.  Reinstall the second two Hex. Head Jam Nuts (Item 11).

NOTE

The Flat Head Machine Screws (Item 20) are assembled with an anaerobic locking compound.  If you insert a screwdriver 
into a Flat Head Machine screw and strike the end of the screwdriver, you will break the crystalline structure of this 
locking compound and the Flat Head Machine Screw can be removed or fall out.  Do NOT use any impact on the Flat 
Head Machine Screws.  Do NOT use an impact wrench to remove the Flat Head Machine Screws.

FRICTION FACING REPLACEMENT

''J''  DIAPHRAGM BRAKE

''K'' DIAPHRAGM BRAKE

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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