STP-iS2207 Series Turbomolecular Pump 
 
MT-89E-001-C
Page 149
MAINTENANCE AND INSPECTION 
8
8.5  Transporting for repair or overhaul 
WARNING 
 
To prevent an accident, confirm the characteristics of gases to be used, referring to 
the Material Safety Data Sheet (MSDS) you obtain from the gas supplier. Wear 
personal protective clothing if necessary. 
 
WARNING 
 
When returning the STP pump which has used any kind of gases to Service office, 
ensure the "Return Declaration" form has been completed by filling, in the 
appropriate space, the type of gas(s) used and the precautions taken. 
 
WARNING 
 
To prevent an accident during transportation follow the instructions of the "Return 
Procedure". 
 
CAUTION 
 
When returning the STP pump to Edwards, be sure to pack it well to prevent external damage. If 
the "Return Procedure" has not been satisfied, Edwards will not be responsible for any troubles. 
Always contact Service office before returning the STP pump for repairs, overhaul, or other purposes. 
To  avoid  any accident by gases or corrosion inside the  STP  pump  and  electrical parts,  particularly 
when corrosive, reactive or flammable gases have been used: 
  Vacuum and hermetically seal the STP pump before transport. 
  Specify the type of gases used and handling precautions in the "Return Declaration". 
  When returning the STP pump to Edwards, be sure to pack it well to prevent external damage. 
Use similar or superior packaging material as originally supplied. 
"Return Procedure" and the "Return Declaration" are  included  at the end of the Instruction Manual. 
When additional sheets are needed, contact the Service office. 
Note:  The costs of cleaning and overhaul of the STP pump will be at the customers charge. 
Note:  When returning the STP pump to Edwards, fill in the necessary items in the "Return 
Declaration" and fax it to Service office.