Notice – VACUUBRAND MZ 2S NT User Manual
Page 47
• If the pump is installed at an altitude of more
than 6500 ft (2000 m) above mean sea lev-
el, check compatibility with applicable safety
requirements, and adopt suitable measures.
There is a risk of the motor overheating due
to insufficient cooling.
max. 6500 ft
(2000 m)
• Check compatibility with the
maximally
permitted pressure at inlet and at outlet
and the
maximum pressure difference
between inlet and outlet ports.
max. 16.0 psi
(1.1 bar) absolute
ME 4R NT:
•
Note: There are no stops at the end of the
dispensing screws’ threads! Do not com-
pletely unscrew the dispensing screws!
Do not start the pump if the
pressure difference between
inlet and outlet ports exceeds max. 16.0 psi (1.1 bar).
Attempts to start the pump at higher pressure difference
may cause stalling and damage of the motor.
NOTICE
Prevent internal condensation, transfer of liq-
uids or dust. The diaphragms and valves will
be damaged, if liquids are pumped in signifi-
cant amounts.
Check the pump regularly for external soiling
and deposits. Clean the pump if necessary
to avoid an increase of the pump’s operating
temperature.
NOTICE
IN
✘
condensate / dust