Fresenius Medical Care 2008K Troubleshooting Manual page 36

Table 2 – Parts 1 AND 2
PART 1, 400 ml or greater?
1
No
2
No
3
Yes
4
Yes
F- 7.0.3 TROUBLESHOOTING VALVES #31 AND #35
a) CAREFULLY return valves #30 and #37 to their distribution board positions.
b) Place the machine into Rinse program. After six minutes, referring to
(black) solenoids of BOTH valves #31 and #35. NOTE! Valve #31 is normally warmer than valve #35.
Are both warm (energized)?
Yes Valve #31 and/or valve #35 not opening! Automated Valve Leak Tests will NOT help!
No NOTE that BOTH VALVES #31 AND #35 will be checked and proceed to page 78,
TROUBLESHOOTING
PART 2, 400 ml or greater?
No
Yes
No
Yes
Figure 14 – Part 2
VALVES.
Fresenius 2008K Troubleshooting Guide
P/N 507298 Rev. B (Draft 1)
Section 1 – Flow Errors In Dialysis Program
Your Response
See procedure number
35)
See procedure number
34)
See procedure number
35)
See procedure number
38)
Figure 15 (page 35), touch the
F- 7.0.5 (page
F- 7.0.3 (page
F- 7.0.4 (page
F- 7.3.1 (page
Page 34