Checking The Rotation Direction; Post-Run - Gardner Denver Elmo Rietschle C Series Original Operating Instructions

6.1.1 Checking the rotation direction

6.1.2 Post-run

The intended direction of rotation of the drive
shaft is shown by the rotary direction arrow
(Fig. 2/O).
a) Start the motor briefly (max. two seconds) to
check the direction of rotation. When looking at
the motor fan, it must rotate anti-clockwise.
NOTICE
Incorrect direction of rotation
Operating in the wrong direction of rotation leads
to damage to the machine.
For removing accrued dampness and impurities out
of the pump we recommend, let the vacuum pump
post-run with 700 mbar (abs.) approximately 15 to
30 minutes.
Condensate formation and impurities
By heightened condensate formation and impurities
after shutdown of the machine deposits can adhere
to rotors as well as compressor housing and prevent
an starting when restart.
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Commissioning and decommissioning
CAUTION
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