Vec- 1.4.1 Bad Flow To Valve #24 - Fresenius Medical Care 2008K2 Troubleshooting Manual

b) Figure below, routing Valve #24's
NOT occur, remove it and measure flow from it for thirty (30) seconds.
c) More than 300 ml every 30 seconds?
Yes
No

VEC- 1.4.1 BAD FLOW TO VALVE #24

a) ENSURE Loading Pressure (gauge in Rinse port) is still PEAKING to between 22 and 27 psi.
b) ENSURE Flow Pump Pressure (gauge at Flow Pump) is still PEAKING to between 34 and 38 psi.
c) If Loading AND Flow Pressure are good, THREE (3) possible bad components: 1) Actuator-Test Board
OR 2) Actuator board Cable OR 3) Multiple bad balancing chamber valves.
More than 300 ml! A) Return Valve #24's tubing; B) NOTE
#24 will be checked and proceed to
VALVE
Less than 300 ml! Return Valve #24's tubing THEN see procedure number
VE- 1.4.1 (page 210).
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
INPUT
tubing so that spillage into the hydraulics will
page 192
ONLY
VALVE
, TROUBLESHOOTING A
Page 210