2008T Troubleshooting Guide
P/N 490292 Rev. A
HEATER RELAY- 2.0.2 HEATER RELAY TEST FAIL REOCCURED / RETEST HEATER CONTROL
a) Ensuring the machine is off, two (2) people are required for this procedure!
b)
Set your volt meter to AC voltage (~ V, V
AC
)!
c) Turn the machine on but, when “Select Program” appears, DO NOT push “Dialysis’ yet!
d) At the distribution board, have Person #1 (you) HOLD the meter leads between the Heater
Connector’s BROWN and BLUE wires.
e) Person #2: Step #1 Press ‘Dialysis’; Step #2 Saying “Now” press ‘Enter’ to start Dialysis Program.
f) For the FIRST EIGHT (8) SECONDS, after hearing “Now”, more than 100.0 volts AC measured?
Yes More than 100.0 volts! It appears the Power Control board (inside the power supply) is bad.
No Less than 10.0 volts! TWO (2) possible scenarios below:
1) IF (and ONLY if) “HEATER RELAY TEST FAIL” occurred: See (ABOVE) procedure
number HEATER RELAY- 1.0.3 (
page 623).
2) IF “HEATER RELAY TEST FAIL” did NOT reoccur: See procedure number
HEATER RELAY- 3.0.0 (page 628).
LEFT BLANK INTENTIONALLY
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