Vacuubrand MD 1 VARIO-SP User Manual download pdf (Page 43)

page 43 of 68

• Note: In case of supply voltage below 100V, the lock

of the breaker may not latch and the pump might re-

start on its own after sufcient cooling. Take appropri-

ate precautions, if an automatic restart of the pump

may lead to a dangerous situation.

A warm up period (approximately 15 min.) is

required to ensure that the rated ultimate vac-

uum and pumping speed are attained.

O ➨ I

Torr/mbar

✔

~15min

Shutdown & storage

The pump can be switched off under vacuum.

Condensate?

O ➨ I

(5-10min)

atm

Short-term:

- Has the pump been exposed to condensate?

Allow the pump to continue to run at atmo-

spheric pressure for a few minutes.

- Has the pump been exposed to media which

may damage the pump materials or form

deposits?

Check and clean pump heads if necessary.

Long-term:

- Take measures as described above regard-

ing short-term shutdown.

- Separate the pump from the application.

- Close inlet and outlet ports (e.g., with trans-

port caps).

- Store the pump under dry conditions.

NOTICENOTICE

air

Make sure the fan’s air supply is adequate.

Check fan regularly for dust/dirt. Clean fan

guard grill if necessary to avoid a reduction of

ventilation.

NOTICE

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Vacuubrand MD 1 VARIO-SP User Manual Page 43