Mayr EAS-Compact-R Installation And Operation Instructions Manual Download Page 1

Installation and Operational Instructions for 
EAS

®

-Compact

®

-R, EAS

®

-Compact

®

-RA 

rustproof synchronous clutch  Type 49A. _ _5._  Sizes  0 – 3 

(B.4.14.5.GB)

 

07/03/2011 TK/GH/GF/SU  

Chr. Mayr GmbH + Co. KG 

Tel.: 08341 / 804-0 

 

Eichenstraße 1 

Fax: 08341 / 804-421 

 

D-87665 Mauerstetten 

http://www.mayr.de 

Page 1 of 9 

Germany 

E-mail: 

[email protected]

 

 

Please read these Operational Instructions carefully and follow them accordingly! 

Ignoring these Instructions may lead to malfunctions or to clutch failure, resulting in damage to other parts. 

 

Contents: 

Page 1:  - Contents 
 

- Safety and Guideline Signs 

 

- Safety Regulations 

Page 2:  - Clutch Illustration 
 

- Parts List 

Page 3:  - Technical Data 

Page 4:  - Design 
 

- State of Delivery 

 

- Function 

 

- Installation of the Output Elements 

Page 5:  - Mounting onto the Shaft 
 

- De-installation 

 

- Shaft Installation via Key Connection 

 

- Cup Spring Layering 

 

- Torque Adjustment 

Page 6:  - Torque Adjustment on Type 49A._ _5.0 

Page 7:  - Torque Adjustment on Type 49A._ _5.C 

Page 8:  - Limit Switch Installation 
 

- Maintenance 

 

- Disposal 

Page 9:  - Malfunctions / Breakdowns 
 

Safety and Guideline Signs 

CAUTION 

Danger of injury to personnel and  
damage to machines. 

 

 

Please Observe! 
Guidelines on important points. 

 
 
 
 

 

According to German notation, decimal points 
in this document are represented with a 
comma (e.g. 0,5 instead of 0.5). 

 
 
 
 
 
 
 

 

Safety Regulations 

These Installation and Operational Instructions (I + O) are part of the clutch delivery. 
Please keep them handy and near to the clutch at all times. 

 

It is forbidden to start use of the product until you have ensured that all applicable EU directives and directives for the 
machine or system into which the product has been installed have been fulfilled.  
At the time these Installation and Operational Instructions go to print, the EAS

®

-clutches accord with the known technical 

specifications and are operationally safe at the time of delivery. 
Without a conformity evaluation, this product is not suitable for use in areas where there is a high danger of explosion.  
This statement is based on the ATEX directive.

 

CAUTION 

 

If the EAS

®

-clutches are modified. 

 

If the relevant standards for safety and / or installation conditions are ignored. 

User-implemented Protective Measures 

 

Cover all moving parts to protect against seizure, dust or foreign body impact. 

 

The clutch may not be put into operation without a limit switch unless mayr 

®

 has been contacted and has agreed 

otherwise. 

To prevent injury or damage, only professionals and specialists should work on the devices, following the 
relevant standards and directives. Please read the Installation and Operational Instructions carefully before 
installation and initial operation of the device.
 

These Safety Regulations are user hints only and may not be complete! 

 
 

 

 

Summary of Contents for EAS-Compact-R

Page 1: ...e g 0 5 instead of 0 5 Safety Regulations These Installation and Operational Instructions I O are part of the clutch delivery Please keep them handy and near to the clutch at all times It is forbidde...

Page 2: ...e 1 Hub 9 Cup spring 17 O ring 2 Pressure flange 10 Hexagon head screw 18 O ring 3 Thrust washer 11 Hexagon head screw 19 O ring 4 Locking ring 12 Limit switch 20 O ring 5 Adjusting nut 13 Cone bushin...

Page 3: ...approx 70 MG mm 0 25 5 9 50 6 9 100 8 9 1 50 5 8 100 7 0 200 9 4 2 100 7 9 200 9 3 400 12 1 3 175 7 0 350 8 8 700 12 5 Table 3 Type 49A 5_5 C Type 49A 6_5 C Type 49A 725 C Size Maximum torque MG Nm In...

Page 4: ...lifetime of the clutch Function on Overload If the set limit torque is exceeded overload the clutch disengages the thrust washer 3 carries out an axial stroke movement a customer side mounted limit s...

Page 5: ...ting onto the shaft e g using a press cover and a screw screwed into the shaft threaded centre hole and or a set screw The gauge cover Item 15 Type 49A _ 25 C must not be turned as otherwise the calib...

Page 6: ...B in the locking ring 4 must be in the same position Fig 8 Slight corrections may be necessary Examples Example 1 EAS Compact Size 3 Type 49A 610 0 Torque pre adjustment 70 von MG max 245 Nm The adju...

Page 7: ...s B in the gauge cover 15 must be in the same position Fig 11 Slight corrections may be necessary The gauge cover 15 must not be turned as otherwise the calibration will be incorrect Examples Example...

Page 8: ...d tightening torques see page 4 must be maintained Re greasing work on the clutch may only be carried out by specially trained personnel and is only required in extreme operating conditions such as ve...

Page 9: ...he adjusting nut 4 If the cause of malfunction cannot be found the clutch must be inspected at the place of manufacture Incorrect torque adjustment Adjustment nut has changed position Clutch does not...

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