Edwards A37104902, Instruction Manual

Page: 36 / 44

8. Storage
CAUTION:
Observe the storage temperature limits stated in Technical data on page 12 . Storage
below - 30 °C will permanently damage the pump seals.
Note:
If you will store a new pump in conditions of high humidity, remove the pump from its
cardboard packaging box, dispose of the box (refer to Disposal on page 35 ).
Use the following procedure to store the pump:
1. Ensure that the pump has been shut
‑
down as described in Operation on page 22 .
2. Isolate the pump from the electrical supply.
3. Purge your vacuum system and the pump with dry nitrogen and disconnect the
pump from your vacuum system.
4. Replace the oil as described in Replace the oil on page 29 .
5. Place and secure protective covers over the inlet and outlet
‑
ports.
6. Store the pump in cool, dry conditions until required for use.
7. When required, prepare and install the pump as described in Installation on page
17 . If the pump has been stored for more than a year, before you install the pump
you must clean and overhaul it as described in the instruction supplied with the
clean and overhaul kit.
Page 34
A37132880_F - Storage