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Check the performance by measuring the vacuum at the inlet port of the
individual pump head:
Use a suitable vacuum gauge (e.g., DVR 2pro, cat. no.: 20682906), be-
ing sure that it is correctly calibrated. Measure the vacuum at the inlet
port (marked
”
IN
”
). A vacuum of less than 120 mbar should be achieved.
+
If the reading is higher, recheck the pump chamber and make sure
that the valves and the diaphragms are correctly seated (diaphragms
concentric with bore).
Individual performance check of a pump head:
Replace diaphragms and valves of all eight pump heads
in the same way.
Summary of Contents for ME 16C
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