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9

FORM NO. L-21272-C-0215

  PARTS REPLACEMENT

FRICTION FACINGS

  NOTE: Refer to Figure 6.

1.  Remove the four Hex Head Cap Screws and Lock 

Washers (Items 26 & 27) to separate the Input Housing 

(Item 6) from the Disc Plate (Item 4).  

2.  Align the holes in the Splined Disc (Item 5) with the 

Facing Screws (Item 19), holding the split Friction 

Facing (Item 18).

3.  Remove the old Facing Screws (Item 19).

4.  Remove the old split Friction Facings (Item 18). 

5.  Install the new split Friction Facings (Item 18).

6.  Secure the new split Friction Facings (Item 18) using 

the new Facing Screws (with locking patch) (Item 19).

7.  Tighten the new Facing Screws to 60 in-lbs (6.7 Nm).

BEARING, COMPRESSION SPRINGS, AND 0-RING SEALS

Item 1

Item 5

Item 3

Item 4

Item 18

Item 19

Item 2

Item 12

Item 11

Item 10

  FIGURE  6

Item 13

Item 15

Item 6

Item 14

Item 21

Item 20

Item 23

Item 22

Item 26

Item 27

Item 28

Item 25

8.  Secure Disc Plate (Item 4) to the Input Housing (Item 

6) using Hex Head Cap Screws and Lock Washers 

(Items 26 & 27). 

9.  Tighten Hex Head Cap Screws to 200 in-lbs (22.6 

Nm). 

  FIGURE  5

Align holes in 

Splined Disc 

(Item 5) with 

Facing Screws.

Friction Facing

(Item 18)

Facing Screw

(Item 19)

Disc Plate

(Item 4)

Hex Head Cap Screw & 

Lock Washer (Item 26 & 27)

Input Housing

(Item 6)

Summary of Contents for AIR CHAMP FMBS-1125

Page 1: ...1 FORM NO L 21272 C 0215 Flange Mounted Spring Engaged Brake Models FMBS 1125 FMBS 1375 and FMBS 1625...

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: ...Precautions 4 Installation 5 Housing Guard Installation 6 Lubrication 6 Air Connections 7 Operation 7 Troubleshooting 8 Parts Replacement Friction Facings 9 Bearing Compression Springs and O Ring Seal...

Page 4: ...appropriate guarding for moving components Failure to guard could result in serious bodily injury WARNING This product is capable of emitting a spark if misused therefore is not recommended for use i...

Page 5: ...ing Item 6 using Hex Head Cap Screws and Lock Washers Items 26 27 5 Tighten Hex Head Cap Screws Item 26 to 200 in lbs 22 6 Nm CAUTION Do not lubricate either the brake bore or the motor shaft Any lubr...

Page 6: ...eals in Nexen Pneumatically operated devices are lubricated for life and do not require additional lubrication However some customers prefer to use an air line lubricator which injects oil into the pr...

Page 7: ...ble The following is a common air supply scheme used with this product This is an example and not an all inclusive list All air circuits to be used with this product must be designed following ISO 441...

Page 8: ...r o w o L d n a n o i t c n u f l a m e v l a v l o r t n o c r o f k c e h C y r a s s e c e n f i t i e c a l p e r d n a s e n i l r i a e h t n i s k a e l r i a r o f k c e h C e h t e c a l p e...

Page 9: ...Facings Item 18 using the new Facing Screws with locking patch Item 19 7 Tighten the new Facing Screws to 60 in lbs 6 7 Nm BEARING COMPRESSION SPRINGS AND 0 RING SEALS Item 1 Item 5 Item 3 Item 4 Ite...

Page 10: ...g Ring Item 14 22 Equally space the Compression Springs Item 22 in the spring pockets of Piston Item 3 Compression Spring quantity shown in Table 4 23 Slide the Piston Item 3 onto the Dowel Pins Item...

Page 11: ...kit items See Table 4 for quantity TABLE 4 Model Product No Qty FMBS 1125 N A N A FMBS 1375 801980 6 FMBS 1625 801990 10 Item 1 Item 5 Item 3 Item 4 Item 18 Item 19 Item 2 Item 12 Item 11 Item 10 FIG...

Page 12: ...FMBS Housing Guards Type Models Product Number Ring Guard 1125 1375 1625 935900 Waterproof Guard not shown 1125 1375 1625 935901 FACING AND REPAIR KITS Model Facing Kit Repair Kit FMBS 1125 N A N A FM...

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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