6.2
Startup Preparation
41
6
6.2.3 S
tart-up Preparation Sequence in Other Communication Means
(1) Feed the cooling water into the cooling line.
(2) Turn on the POWER switch and check that the POWER lamp. Under this condition, the
rotor of the turbo molecular pump is levitated by the magnetic bearing.
(3) Online command is demanded from the communication means and confirm the mode was
switched to the communication means mode.
(4) Evacuate the turbo molecular pump by using a backing vacuum pump.
(5) Start-up preparation is complete if the pressure in the turbo molecular pump reduces below
200 Pa.
Summary of Contents for UTM3400 Series
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Page 20: ...6 1 1 2 Descriptions This page is intentionally left blank...
Page 21: ...2 2IDENTIFICATION AND FUNCTION 2 1 Pump Main Unit 2 2 Control Panel 2 3 External I F Panel...
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Page 72: ...58 6 6 8 Communication Specifications This page is intentionally left blank...
Page 73: ...7 7GAS PURGE...
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Page 95: ...10 10WARRANTY CLAUSES...
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