T- 2.6.8 Heater Components So Far Okay - Fresenius Medical Care 2008K2 Troubleshooting Manual

T- 2.6.8 HEATER COMPONENTS SO FAR OKAY

a) If troubleshooting a Dialysis Program problem return to DIALYSIS PROGRAM ("Select Program" →
'Dialysis' → 'CONFIRM'). If a Heat Disinfect problem return to HEAT DISINFECT
Set your volt meter to AC voltage (~ V, V
b)
c) Figure right, at the distribution board's Heater
Connector, measure again between the BLUE and
BROWN wires! More than 100 volts AC now?
Yes More than 100 volts! The heater is on! See
(ABOVE) procedure number
No THREE (3) possible bad components (see
Component List below). With the machine off swap
them in, one at a time, in between repeating
procedure number
component until the heater is on!
Component List: 1) 20-pin (X2) Power Logic cable; 2) Triac (see Figure below); 3) Power
Control board (inside the power supply)
T- 2.0.4 (page 266).
T- 2.6.8 (page 282) to test the new
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
)!
AC
Page 282