Fresenius Medical Care 2008T Troubleshooting Manual page 598

Yes Figure below, if the deaeration pump head is oriented properly its 'ID Decal' is either
on top or front. If on the front it MUST be right side up. If the head is oriented
correctly see (ABOVE) procedure number
No Deaeration motor is rotating clockwise! NOTE ONLY the DEAERATION MOTOR will
be checked then proceed to
page 141
,
LEFT BLANK INTENTIONALLY
2008T Troubleshooting Guide
P/N 490292 Rev. A
OVER- 5.2.0 (page 592):
TROUBLESHOOTING MOTORS.
Page 594