Heater Relay- 2.0.1 Diode 17 Is Good - Fresenius Medical Care 2008K2 Troubleshooting Manual

HEATER RELAY- 2.0.1 DIODE 17 IS GOOD

a) Reconnect the Power Control board's cables.
b) Slide the power supply back into the cabinet but DO NOT mount it yet!
c) Turn the machine off and swap in a known good Power Logic Board. To LOCATE the Power Logic board
refer to Figure 4A (page 9).
d) Turn the machine on and return to Dialysis Program ("Select Program" → 'Dialysis' → 'CONFIRM').
e) TWO (2) possible scenarios:
1)
IF "Heater Relay Test Fail" reoccurs: Turn the machine off then see procedure number
HEATER RELAY- 2.0.2
2) IF "Heater Relay Test Fail" does NOT reoccur: Problem solved. The previous Power Logic Board
was bad.
(page 582).
LEFT BLANK INTENTIONALLY
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 581