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B06 20 243 E-EN 

page 10 / 23 

09.2010 

Installation and Maintenance Manual  

CB8-E 

 

4.5  Cleaning the brake disc 

 PLEASE NOTE

 

Before installing the brake the disc must be washed clean with white spirit and thereafter with 
thinners or tricolour ethylene. Any residual oil or anti-corrosion reparation will reduce the 
friction coefficient markedly. 

 

WARNING

  

Solvent cleaners can be flammable, poisonous and can cause burns. To avoid serious 
personal injury, read the manufacturer’s instructions carefully before using a solvent cleaner 
and follow these instructions. Also wear eye protection, protective clothing and work in well-
ventilated areas. 

 

4.6  Cleaning the mounting surfaces 

 PLEASE NOTE

 

The mounting surface for the base plate should be cleaned in a similar way as the brake disc

 

WARNING

  

Solvent cleaners can be flammable, poisonous and can cause burns. To avoid serious 
personal injury, follow the manufacturer’s instructions and see §4.5. 

 

4.7  Handling of brake linings 

The brake linings are an essential part of the brake system. They should be handled carefully to avoid 
damages or soiling of the friction material. 

 CAUTION 

Brake linings should be kept as clean as possible especially from any kind of grease and oil. 
Even a small amount of oil can reduce the friction coefficient and cause a malfunction of the 
brake. 

Brake linings can be supplied with several lining materials in two different types, depending on the 
brake size and/or application. All brake linings supplied by SIBRE are asbestos free and free of lead.  

In general two types of lining materials are available: 

 

Organic brake linings size 50 for CB8-E-50  

 

Sinter brake linings size 100 for CB8-E-100 

 

CAUTION

 

Organic brake linings must be protected against grease and oil, which would significantly 
decrease the friction coefficient. Cleaning of organic lining material is not possible. If any 
grease or oil comes in contact with organic lining material, the lining must be discarded. 

 

Summary of Contents for CB8-E Series

Page 1: ...D 35708 Haiger Germany Tel 49 2773 94000 Fax 49 2773 9400 10 e mail info sibre de www sibre de D Daten dat_word sibre CB8 CB8 E 100 09 2010 doc B06 20 243 E EN page 1 23 09 2010 Installation and Main...

Page 2: ...Technical Data 5 3 1 Description 5 3 2 Dimensions 8 4 Installation 9 4 1 Scope of supply 9 4 2 Transport 9 4 3 To be noted before installation 9 4 4 Lifting and Handling 9 4 5 Cleaning the brake disc...

Page 3: ...n features 2 Safety Directions 2 1 Safety Directions The brake has been built to the state of the art and is supplied safe for operation Unauthorized modifications impairing operational safety are not...

Page 4: ...or facilities the manufacturers of the latter are under an obligation to incorporate the regulations directions and descriptions contained in these operating instructions into their own operating ins...

Page 5: ...ake Any other use of the brake should be avoided CB8 E brakes are suitable for horizontal and vertical brake discs under any angular displacement The CB8 E is designed as a caliper brake which is acti...

Page 6: ...d electro hydraulically The release force is transmitted to the square part by the release lever and the stud Readjusting unit The readjusting unit is used for compensation of lining wear however its...

Page 7: ...cover The protection cover avoids the fouling of the release mechanism and guarantees the operational reliability of the brake even under rough environmental conditions Removable caps allow the fast...

Page 8: ...adjustable from to 200 250 315 400 500 CB8 M3 50 80 300 110 400 140 530 180 700 n a CB8 M4 100 n a 350 680 460 910 620 1220 800 1580 Fig 3 Dimensions of CB8 E Options protective cover manual release l...

Page 9: ...ed before installation During installation comply with the safety directions in 2 All work must be performed with care and with a focus on the safety aspect WARNING Non compliance with these direction...

Page 10: ...onal injury follow the manufacturer s instructions and see 4 5 4 7 Handling of brake linings The brake linings are an essential part of the brake system They should be handled carefully to avoid damag...

Page 11: ...of brake linings for CB8 4 8 Mounting of the brake initial setup on site Ex works the gap between the lining surfaces is adjusted to the disc thickness the customer has specified and fixed with a woo...

Page 12: ...ion is created by the clean dry lubricant free surface and by the accurate mounting of the bolts 5 Connect the thrustor with the power supply CAUTION Check the indications on the thrustor name plate b...

Page 13: ...tate the eccentric shaft clockwise until the indexed position is reached figure 7b The brake is released now PLEASE NOTE For the handling of the manual release a socket key wrench size 19 is recommend...

Page 14: ...brake To check the reserve stroke remove the cap at the top of the protection cover Push in the piston rod of the thrustor manually against block The reserve stroke can be measured between the roller...

Page 15: ...ed in his order If there is no specification the brake is adjusted to the minimum clamping force In this case the brake torque has to be adjusted at site The adjustment of the brake torque is carried...

Page 16: ...justment of the reserve stroke can be done by successive opening and closing the brake several times approximately 40 50 cycles Thus the readjusting unit sets the brake in working position When the cl...

Page 17: ...if the brake is open The sensor is activated directly by the release lever The sensor type normally open ensures that in case of an electronic or sensor defect there is no signal for brake open 4 13...

Page 18: ...smounting of the brake CAUTION See 4 7 for proper handling of brake linings To replace the linings follow the below mentioned steps 1 Ensure that the whole drive system is secured against unintentiona...

Page 19: ...ngs can be removed upwards downwards or in front direction figure 13 Fig 13 Replacing the brake linings 8 Put new linings on the brake shoes and fix them with bolts and locking washers Position of bol...

Page 20: ...rve stroke CAUTION An insufficient or not existing reserve stroke may lead to a failure of the brake 10 Mount cover and sealing on topside of housing 11 Bed in the new linings The brake is ready for o...

Page 21: ...late e g 131904 Quantity position and description e g 2 pcs pos 2 brake lining 10 0000 1816 Pos Quantity Description Article No CB8 E 50 CB8 E 100 1 2 brake shoe complete set 10 0000 2006 10 0000 1993...

Page 22: ...c braking torque not adjusted or adjusted too low adjust braking torque according to the OM reserve stroke not adjusted adjust reserve stroke according to the OM and check during operation contact pat...

Page 23: ...linings are made of a steel back plate and the lining material which is either made of an organic compound or of sinter material Each type is asbestos free and free of lead The brake linings can be tr...

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