STP-301/451 Series Instruction Manual
11-13
Troubleshooting
11.3.6 Transporting for Repair or Overhaul
◇ When returning the STP pump which has used any kind of gases to Service office,
fill the type of gas and handling precautions in the "Malfunction Information" and fax
it to Service office.
◇ Confirm the characteristics of gas to be used, referring to the Material Safety Data
Sheet (MSDS) you obtain from the gas supplier.
◇ Follow the instruction of "Return Procedure" to prevent an accident during the
transportation, repair or overhaul.
◇ When returning the STP pump to Service office, be sure to pack it well to prevent
external damage.
If "Return Procedure" has not been satisfied, Edwards will not be responsible for
any troubles.
i) 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, particularly
when corrosive, reactive or flammable gases have been used, ii) Vacuum and hermetically
seal the STP pump before transport. iii) Specify the type of gases used and handling
precautions in the "Malfunction Information" and return the STP pump to Service office.
When returning the STP pump to Service office, be sure to pack it well to prevent external
damage. Use similar or superior packaging material as originally supplied.
"Return Procedure" and the "Malfunction Information" are in the end of the Instruction
Manual. When additional sheet is needed, contact Service office.
◇ The costs of cleaning and overhaul of the STP pump will be at your own charge.
◇ When returning the STP pump to Service office, fill in the necessary items in the
"Malfunction Information" and fax it to Service office.
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