VACUUBRAND MD 1 VARIO-SP - Manual (Page 34)

page 34 of 68
Secure hose connections at the pump ap-
propriately, e.g., with hose clamps, to protect
against accidental detachment.
EX
✔
✘ Always install outlet tubing descending from
the pump to avoid backflow of condensate to-
wards the pump.
NOTICE
NOTICE
MD 1 (AC motor)
Plug in the power cord.
• Check the power source and the pump’s
rating plate to be sure that the power source
and the equipment match in voltage, phase,
and frequency.
Switch the pump on.
Electrical connection
O ➨ I
Pump with dual-voltage motor:
• Check the power source and the pump’s
rating plate to be sure that the power source
and the equipment match in voltage, phase,
and frequency.
• Check that the voltage selection switch is
positioned correctly. Check every time be-
fore starting the pump. Note: If the pump is
switched on with wrong voltage selection,
the motor may be damaged!