2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 650
d) Open the power supply to see the Power Control board.
e) Figure below, ENSURE ALL cables are plugged in securely at the Power Control Board.
If not, this is
may be the problem!
f) Check the Power Control board cables and wires for signs of burning or damage!
This may be the
problem!
g) Check the board’s component (front) and solder (rear) surfaces for signs of burning or damage.
This
may be the problem!
h) Using compressed air, remove dust from the component and solder side of the Power Control board.
Excessive dust may be the problem!
i)
(page 651), using a Phillips screw driver ensure that Capacitor C1’s terminal
screws are tight.
If not tight this may be the problem!
j)
If possible, turn the machine on (fan running) then, if possible, place it into Dialysis Program or Heat
Disinfect. Does the problem reoccur (Yes or No)?
Yes
Problem reoccurs! Replace the power supply with a known good supply (P/N 190011)
OR
repair with known good components. SIX (6) possible bad components:
1)
Bad main
capacitor
*
(C1, 24,000 µF, P/N 361216-01);
2
) Bad main bridge rectifier
*
(BR1, P/N 362009-
04);
3)
Bad boot capacitor
*
(C2, 10 µF, P/N 361216-03);
4)
Bad Power Control board
*
(P/N
190019);
5)
Bad main transformer
*
(P/N 290030);
6)
Bad motherboard
**
.
No Problem does NOT reoccur! Allow up to thirty (30) minutes as the problem may be intermittent.
An intermittent problem more than likely is a (FIVE (5) possible bad component):
1)
Main
capacitor
*
(C1, 24,000 µF, P/N 361216-01) OR;
2)
Main bridge rectifier
*
(BR1, P/N 362009-04)
OR;
3)
Boot capacitor
*
(C2, 10 µF, P/N 361216-03) OR;
4)
Bad motherboard
**
.
*
To LOCATE these components refer to
(page 651)
**
To LOCATE the motherboard refer to
(page 19)
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 ...
