VACUUBRAND PC 3012 VARIO plastic housing - Manual (Page 101)

page 101 of 129
The replacement of the diaphragm and the replacement of the valves can
be carried out separately.
+
To replace the valves, remove the head covers of one side of the pump
along with the assembled valve heads and fittings.
+
To maintain the diaphragms, the valve heads and the fittings need not
be disassembled. The head covers can be removed along with the as-
sembled valve heads and fittings.
+
Service only one side of the pump at a time to avoid the mixing of
parts.
Fittings and tubing of the different pump models:
ME 4C NT VARIO
MZ 2C NT VARIO
MD 4C NT VARIO