Comet XRC-4523-OA, Руководство пользователя, Страница: 26 / 52

26
✓
Coolant hoses connected, see "Connecting the coolant hoses".
✓
Coolant added, see "Adding coolant".
Procedure
•
Connect the unit to mains by inserting the mains plug or making a mains connection as
required by the particular periphery.
The unit is now connected electrically
6.4. Putting the unit into operation
NOTE
Danger of malfunction caused by faulty connections during initial operation!
Before switching on the unit make sure that:

All safety equipment of the unit is implemented and functional.

All connections were properly made.

Nobody is endangered by the start-up of the unit.
NOTE
Lack of coolant may impair cooling capacity and destroy the pump!

Only operate the unit with correct coolant level.

Check the coolant level regularly.
Starting up the unit
Requirements
✓
Coolant hoses connected, see "Connecting the coolant hoses".
✓
Coolant added, see "Adding coolant".
✓
Unit connected electrically, see "Connecting the unit electrically".
✓
Unit cover removed, see "Removing and mounting the unit cover".
Procedure
•
Manually open the needle valve counterclockwise.
•
Start the unit using the controls of the device to be cooled.
•
Let the unit run for approximately 10 minutes with coolant filler plug mounted.
•
Switch off the unit using the controls of the device to be cooled.
•
Dismount the coolant filler plug.
•
Check coolant level and top up, if necessary, see "Adding coolant".
•
Manually close the needle valve clockwise.
•
Mount the coolant filler plug.
•
Mount the unit cover, see "Removing and mounting the unit cover".
•
Restart the unit.
•
Check whether the operating specifications are met; see "Technical specifications".
The unit is operational.
Figure 7: Mounting position of the needle valve
(1) Needle valve