Fresenius Medical Care 2008K2, Руководство по устранению неисправностей

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2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 88
F- 7.8.0 PARTS 3 AND 4 YIELDED 800 ML OR MORE / RETURN SYSTEMS
All secondary side components are checking good HOWEVER, the problem may be intermittent.
a) Turn the machine OFF!
b) Reattach the drain tubing. ENSURING it is properly attached to the station!
c) Return Valves #31 AND #38 to their distribution board positions.
d) Return Flow Pump #21 AND Deaeration Pump #20 to their distribution board positions.
e) OPEN THE SHUNT DOOR till instructed otherwise then see procedure number F- 7.8.1 (page 88).
F- 7.8.1 CONFIRM SYSTEMS
a) Turn the machine ON but
DO NOT
press any keys yet!
b) From “Select Program”, if the pumps are plugged in correctly, the Deaeration motor rotates but the Flow
motor DOES NOT!
c) Re
turn to Dialysis Program (“Select Program” → ‘Dialysis’ → ‘CONFIRM’)!
d)
SLAM
the Loading Pressure gauge in the Acid/Acetate Rinse port! ENSURE PEAK pressure is
between 23 and 27 psi.
e) See procedure number F- 7.8.2 (page 88).
F- 7.8.2 TROUBLESHOOT FLOW ERROR
a) ENSURE Dialysate Flow is ON (Dialysate Flow lamp IS NOT blinking).
b) From the Home screen, set [Dialysate Flow] to 800 ml/min and press ‘CONFIRM’.
c) ENSURE the FLOW motor is rotating i.e. plugged in properly!
d) ENSURE a “No Water” alarm NEVER occurs.
e) Call debug screen 6 to watch BC Switch for three (3) FULL minutes OR until if it ever becomes more
than 400 OR less than 203 indicating a flow problem! TWO (2) possible scenarios below:
1) IF (and ONLY if) BC Switch is
NEVER
more than 400 OR less than 203: A) Leaving the shunt
door open, allow Temperature and Conductivity to become normal; B) Return to (ABOVE)
procedure number F- 3.8.0 (
page 44
).
2) IF BC Switch is or becomes less more than 400 OR less than 203 even if only once: See parts
a AND b below:
a) CLOSE THE SHUNT DOOR!
b) Return to (ABOVE) procedure number F- 2.0.0 (
page 30
).