6996 0223 70      7 
  Safety precautions 
1.1  Safety icons 
Explanation 
 
 
1.2  Safety precautions, general 
1.  The  operator  must  employ  safe  working  practices  and  observe  all  related  work  safety  requirements  and 
regulations. 
2.  If any of the following statements does not comply with the applicable legislation, the stricter of the two shall 
apply. 
3.  Installation, operation, maintenance and repair work must only be performed by authorized, trained, specialized 
personnel. 
4.  This claw pump is primarily designed for the handing of clean and dry air but inevitably it may be subjected to 
dirty and wet applications. If operating in aggressive, toxic, explosive and possibly dangerous conditions for the 
pump and operators, consult Atlas Copco. 
5.  Before any maintenance, repair work, adjustment or any other non-routine checks, 
  Stop the pump. 
  Press the emergency stop button. 
  Switch off the voltage. 
  Make sure that the pump system is at atmospheric pressure level.  
  Lock Out - Tag Out (LOTO): 
  Open the power isolating switch and lock it with a personal lock. 
  Tag the power isolating switch with the name of the service technician. 
  The units may be powered by a frequency converter. Wait 10 minutes after power down before starting any 
electrical repair. 
  Never rely on indicator lamps or electrical door locks before maintenance work, always disconnect and check 
with measuring device. 
 
In  a  domestic  environment,  this  product  may  cause  radio  interference  in  which  case 
supplementary mitigation measures are required. 
 
If the machine is equipped with an automatic restart after voltage failure function and if this 
function is active, be aware that the machine will restart automatically when the power is 
restored if it was running when the power was interrupted! 
 
6.  Avoid contact with pump intake during operation. 
7.  The owner is responsible for maintaining the unit in safe operating condition. Parts and accessories shall be 
replaced if unsuitable for safe operation.