Vec- 2.0.0 'Bob' Moving Up And Down - Fresenius Medical Care 2008K2 Troubleshooting Manual

VEC- 2.0.0 'BOB' MOVING UP AND DOWN

A) Turn the machine OFF!
B) This procedure checks Valve #39 in RINSE. If it opens, as it should, deaeration pressure will be
between 0 and -13 inHg. See parts a THROUGH e below:
a) The deaeration gauge is here. ENSURE it reads 0 inHg before installing it!!
b) Fluids and tubing may be HOT but won't scald you!
c) Figure below, tee the gauge into the Inlet (clear) tubing of the Deaeration Pump.
Place the machine in RINSE!
d)
e) Reading the gauge, TWO (2) possible scenarios:
1)
IF (and ONLY if) between 0 and -13 inHg: Valve #39 is open! See procedure number
VEC- 2.2.0
2)
IF between -13 and -25 inHg: ENSURING the machine was in RINSE prior to checking
pressure, Valve #39 IS NOT opening! FOUR (4) possible bad components: 1) Bad Actuator-
Test Board OR; 2) Bad Valve #39 (see Figure above) OR; 3) Bad ACTUATOR cable OR;
4) Bad distribution board.
(page 213)!
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 212