2008T Troubleshooting Guide
P/N 490292 Rev. A
F- 7.4.44 PART 1 MORE THAN 800 ML / PART 2 BAD FLOW / RESTRICTED VALVE #37 OR #33
Balancing Chamber Valve #37 and/or Valve #33 is not opening. Also, the Actuator Cable or distribution
board may be bad. These procedures isolate between these components:
A) Turn the machine OFF!
B)
Per the Figure below, replace Valve #37 with a known good valve.
C) Plug the new Valve #37’s connector into Valve #30’s distribution board position, “V30”.
D) Turn the machine on but
DO NOT press any other keys!
E) With “Select Program” up, measure flow, from the RED connector, into the cylinder for one (1) minute.
More than 800 ml collected?
Yes More than 800 ml collected! Problem solved! The previous Valve #37 is bad.
No Less than 800 ml collected! See procedure number F- 7.4.45 (page 77).
.
F- 7.4.45 LESS THAN 800 ML COLLECTED / ISOLATE VALVE #33
A) Turn the machine OFF!
B) Plug the new valve #37’s connector into its distribution board position, “V37”!
C)
Per the Figure above, replace Valve #33 with a known good valve.
D) Plug the new Valve #33 into Valve #30’s distribution board position, “V30”!
Parts E and F next page
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