Nw- 1.0.2 "No Water" Checks; Nw- 1.0.3 Intermittent "No Water" Alarm; Nw- 1.0.4 "No Water" Alarm Reoccured - Fresenius Medical Care 2008K2 Troubleshooting Manual

NW- 1.0.2 "NO WATER" CHECKS

a) ENSURE no leaks, ESPECIALLY from Heat
Exchanger #77 (Figure right).
b) Call debug screen 0.
c) WITHOUT LOOKING AWAY, watch
Valve #41's 'dot' (Figure right) for ninety
(90) seconds. TWO (2) possible
scenarios:
1) IF (and ONLY if) Valve #41's 'dot' remains
white OR cycles between white and blue: See
procedure number
2) IF Valve #41's 'dot' is ALWAYS blue (NEVER white)! ENSURING the water or portable RO is on
AND the station's incoming water valve is open, if the 'dot' still REMAINS blue, proceed to
148
, procedure number

NW- 1.0.3 INTERMITTENT "NO WATER" ALARM

NOTE: If (and ONLY if) in a CLEANING / DISINFECTION PROGRAM AND a "No Water" alarm is coming
and going the PROGRAM will complete but takes longer than normal. If you can live with this, especially if
using a portable RO, the machine is okay for now.
WITHOUT LOOKING AWAY, watch for four (4) FULL minutes OR until if a "No Water" alarm EVER
reoccurs?
Yes "No Water" reoccurs! See procedure number
No Does NOT reoccur! Do NOT continue!

NW- 1.0.4 "NO WATER" ALARM REOCCURED

Leaving the machine in whatever Program it is CURRENTLY in, TWO (2) possible scenarios:
1)
IF (and ONLY if) in HEAT DISINFECT Program: See procedure number
2)
ALL OTHER Programs including Dialysis: Proceed to
NW- 1.0.3 (page 143).
NW- 2.0.0.
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
NW- 1.0.4 (page 143).
NW- 1.0.5
page 146,
procedure number
page
(page 144).
NW- 1.0.10.
Page 143