Co- 5.6.0 Troubleshooting Unstable Conductivity - Fresenius Medical Care 2008K2 Troubleshooting Manual

CO- 5.6.0 TROUBLESHOOTING UNSTABLE CONDUCTIVITY

Proceed through the following SEVEN STEPS until a problem is located:
1. ENSURE a 'strong' spring was NOT accidently installed at the output ports of the acid AND
bicarbonate pump. BOTH pumps get 'weak' springs!
2. Compare both springs to new springs. Replace any that are shorter than a new spring.
3. Other procedures, in different Sections of the Guide, are performed next.
procedure number (CO- 5.6.0) because you may prompted to return here.
4. If not already performed in THIS Troubleshooting session, BEFORE continuing to step #5, proceed to
page 535
, to perform
DIAPHRAGM.
5. If a bad balancing chamber diaphragm was not located in step #4, BEFORE continuing to step #6,
page 139
proceed to
6. If the Hydrochamber is okay, per step #5, ENSURE Deaeration Motor brushes have been replaced at
8000 hour intervals AND Flow Motor brushes have been replaced approximately at 16,000 hour
intervals.
7. Assuming ALL procedures were performed thoroughly AND Conductivity remains unstable the
Troubleshooting Guide is unable to locate the problem.
SECTION 19 - TESTING FOR A LEAKING BALANCING CHAMBER
, to perform PRESSURE TEST
LEFT BLANK INTENTIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
NOTE
HYDROCHAMBER.
this page and
Page 352