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2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
Page 644
P- 2.0.6 ISOLATE 24 VOLT SWITCH
a)
IMPORTANT! Turn the machine OFF!
b) Per the Figure previous page,
TIGHTLY HOLD
the meter lead at the solder (rear) side of Power
Logic Board’s X2 connector,
pin 1
(bottom row, first pin from the REAR of the machine).
c) Looking for pin 1 to fall below 1.0 volts AT LEAST ONE (1) TIME,
WITHOUT LOOKING AWAY
FROM THE METER
, turn the
machine ON (fan running)
and watch for thirty (30) seconds!
d) TWO (2) possible scenarios:
1)
IF (and ONLY if) pin 1 NEVER, EVER drops to less than 1.0 volt i.e. REMAINS ALWAYS
more than 10.0 volts!
Repeat procedure P- 2.0.6 just to be sure. If pin 1 still never drops to less
than 1.0 volts see procedure number
(page 645).
2) IF pin 1, at least once, drops to less than 1.0 volt:
If System Initialization does reach 100%,
TWO (2) possibilities:
1)
Bad 24 volt switch (IC4)
*
on the Power Control Board (inside the power
supply) OR;
2)
Bad thermal (BROWN) fuse S18
*
*
To LOCATE IC4 and fuse S18 refer to
LEFT BLANK INTENTIONALLY
Содержание 2008K2
Страница 1: ...2008K K2 HEMODIALYSIS SYSTEM TROUBLESHOOTING GUIDE Part Number 507298 Rev H ...
Страница 197: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 193 Figure 35 Hydraulics Top View Figure 36 Hydraulics Rear View ...
Страница 655: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 651 Figure 132 Inside the Power Supply ...
Страница 668: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 664 Figure 134 24 V Power Harness ...
Страница 673: ...2008K K2 Troubleshooting Guide P N 507298 Rev H Page 669 APPENDIX C BLOOD PUMP ERROR CODES ...