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2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 280
T- 2.6.5 NO BURNING AT R10 AND R11 / ISOLATE HEATER SWITCH
A)
Set your volt meter to RESISTANCE (Ω)!
B) Remove the Power Control board from its white clips.
C) Lay the power supply panel down to see the rear (solder) side of the board.
D)
PER the Figure below
, TWO (2) measurements:
Measurement #1:
BETWEEN ST13 AND ST7. Good = less than 2
.0 Ω. “OL” = way more than 2.0Ω!
Measurement #2:
BETWEEN ST5 AND ST4. Good = less than 2
.0 Ω. “OL” = way more than 2.0Ω!
E) BOTH measurements LESS THAN 2.0
Ω
?
Yes
BOTH LESS than 2.0
Ω! The Heater Switch is OKAY! See procedure number
281).
No One OR both MORE THAN 2.0
Ω! The Heater Switch 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 ...