Dair- 4.0.1 Recheck Valve #39; Dair- 4.0.2 Isolate Actuator Board/Valve #39 - Fresenius Medical Care 2008K2 Troubleshooting Manual

DAIR- 4.0.1 RECHECK VALVE #39

IMPORTANT!
Remove the clamp from Valve #39. Do pressures remain at target?
Yes Target pressures remain! A) Press CONFIRM to save the calibration! B) Turn the machine off.
C) Turn the machine on and return to Dialysis Program ("Select Program" → 'Dialysis' →
CONFIRM). D) The Deaeration problem is solved but return to the procedure that prompted
you here.
No Pressures DO NOT remain at target! See procedure number
DAIR- 4.0.2 ISOLATE ACTUATOR BOARD / VALVE #39
a) Figure right, unplug Valve #39 from distribution board
position "V39, DEAR-V".
b) Do pressures go to target?
Yes Pressures go to target! The Actuator-Test Board
is bad.
No Pressures DO NOT go to target! Valve #39 is bad.
LEFT BLANK INTENTIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
DAIR- 4.0.2 (page 501).
Page 501