Draining The Cooling Water - Edwards iXL600 Instruction Manual

Do not exceed the topple angle of 10 ° when moving the pump. Wheel the system on its castors to
move it into its operating position. The system should only be wheeled short distances over flat
surfaces. If the floor surface is uneven or has obstacles the system should be lifted with suitable
lifting equipment. If lifting the system is impractical, or there are other site difficulties, please
consult Edwards for further advice.
Drain the cooling water from the system if it will transported or stored in conditions where the cooling water
could freeze. If the cooling water is not drained from the system, it may freeze in the system and damage the
pump(s) and/or the cooling water pipelines.
If removing the system from its operating location and moving it to another location for maintenance, use the
following procedure.
1. Purge the system and shut down as described in
2. Isolate the power and then disconnect the mating-half from the electrical supply connector, then isolate the
water and the gas purge supply.
3. Switch off the nitrogen and cooling water supplies. Disconnect the nitrogen supply, taking care as any trapped
gas under pressure is released. Disconnect the cooling water supply followed by the cooling water return.
4. Disconnect the inlet and outlet from the vacuum and exhaust systems and fit sealed blanking caps.
5. If necessary, disconnect the air extraction port from the factory extraction system.
6. If necessary disconnect any accessories from the system.
7. Adjust the levelling feet so that the system rests on the castors.
8. Move the system to the maintenance location.
After maintenance is complete, re-install the system as described in
5.3

Draining the cooling water

Use of suitable protective gloves and eye protection is recommended when carrying out this
procedure. Personal protective equipment should be checked and used as specified by its supplier.
1. Relocate the system for maintenance as stated in
2. Connect a regulated clean dry air supply (5 barg or 73 psig) to the cooling water supply connection
(Figure 4, item 15). Do not turn on the air supply yet.
3. Connect a drain hose to the cooling water return connection
drain hose in a suitable collection container.
4. Turn on the clean dry air supply.
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WARNING
CAUTION
Section 4 and allow the system to cool down.
Section
WARNING
Section 5.2.
(Figure 4, item 18). Position the open end of the
A540-55-880 Issue D
3.
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