2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 294
T- 4.5.0 ISOLATE TRIAC / POWER CONTROL BOARD
a) Turn the machine OFF and
UNPLUG
it.
CAUTION! Electrocution hazard if not unplugged!
b) Figure right, unplug the Triac’s orange wire from the
Power Control board's
GATE connector ST 9.
c) To avoid
damage
wrap black tape
around
the Triac’s
female
orange wire terminal!
d) Plug the machine in.
CAUTION! High voltage now
present!
e) Turn the machine on and return to Dialysis Program
(“Select Program” → ‘Dialysis’ → ‘CONFIRM’)!
f)
From the Home screen, allow [
Temperature
] to fall to
below 39°.0 C
g) Measure again at the distribution board’s Heater Connector between the BLUE and BROWN wires.
More than 100 volts AC?
Yes
More than 100.0 volts AC!
Electrocution hazard if the machine is NOT unplugged before
continuing!
The Triac is bad (see Figure below).
No
Electrocution hazard if NOT unplugged before continuing!
The
Power Control Board (inside
the power supply) is bad.
Summary of Contents for 2008K2
Page 1: ...2008K K2 HEMODIALYSIS SYSTEM TROUBLESHOOTING GUIDE Part Number 507298 Rev H ...
Page 655: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 651 Figure 132 Inside the Power Supply ...
Page 668: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 664 Figure 134 24 V Power Harness ...
Page 673: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 669 APPENDIX C BLOOD PUMP ERROR CODES ...
