F- 9.0.23 Low Flow Pump Pressure/Isolate Valve #43 - Fresenius Medical Care 2008K2 Troubleshooting Manual

F- 9.0.23 LOW FLOW PUMP PRESSURE / ISOLATE VALVE #43
per
a) Still in RINSE,
Valve #43's output tubing extends towards the front of the machine!
b) Does gauge pressure NOW CYCLE to more than 35 psi about every three (3) seconds (Yes or No)?
Yes More than 35 psi! This may indicate Valve #43 is sticking open. A) Release the clamps;
B) Allow Valve #43's 'dot' to turn blue then white again; C) While white, if pressure again
does NOT cycle to more than 35 psi then TWO (2) possible bad components: 1) Bad
Actuator-Test Board
(page 9).
No Less than 35 psi! Leaving the clamps in place, see procedure number
Figure 22 (below)
, DOUBLE CLAMP Valve #43's OUTPUT tubing! NOTE:
Figure 22 - Isolate Valve #43
1
OR; 2) Bad Valve #43.
LEFT BLANK INTENTIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
1
To LOCATE the board refer to
F- 9.0.24
Figure 4A
(page 94).
Page 93