F- 15.5.0 Isolate Between The Deaeration Pump And Valve #65; Hydrochamber/Valve #65/Restrictor #48 View - Fresenius Medical Care 2008K2 Troubleshooting Manual

F- 15.5.0 ISOLATE BETWEEN THE DEAERATON PUMP AND VALVE #65
WARNING!
a) Using a plastic clamp in part b will cause error! Use METAL NEEDLE NOSE
PLIERS instead!
Per Figure 27 below
b)
tightly clamp then QUICKLY release the white tubing at the TOP of Loading Pressure Valve #65!
c) When clamped, does pressure PEAK to 35 psi OR more?
Yes Peaks to 35 psi or more! The Deaeration Pump is okay! TWO (2) possible bad
components: 1) Loading Pressure Valve #65 OR; 2) Hydrochamber.
No DID NOT peak to at least 35 psi! See procedure number
Figure 27 – Hydrochamber / Valve #65 / Restrictor #48
, using NEEDLE NOSE PLIERS, AND WHILE WATCHING THE GAUGE,
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
F- 15.5.2 (page 121).
Page 120