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Event
Event List
Number
Desc. (Short)
218
OPTICS
READING HI
219
DOUBLE PUMP
FAIL
220
LOSS OF
FLOW
221
AZ SW
DIAGNOSTIC
223
AZ SW
DIAGNOSTIC
225
INVALID PT
PRES
226
INVALID SUP
PRES
Section 6 - Troubleshooting
Event History
Data Field
Description
Optics Reading
Optics counts Drive value above
High
Double Pump
Number of
Failure
last pump
failed - 1 or 2
Loss of Flow
cc/min.
Az Software
0.0
Diagnostic
Az Software
0.0
Diagnostic
Point Pressure
in. Hg
Out Of Range
Supply Pressure
in. Hg
Out Of Range
Problem
Problem in optics block
allowable threshold
or sensor interface
electronics
Pump unable to
See causes for Fault 112
produce 6 in Hg
vacuum while Fault 112
Circuit breaker tripped
active.
Flow less than 180 cc/
min.
On point 1 or 1 and 5
Tape tracking problem
only
Obstruction
Condensation in system
Internal valve filter
Proportional valve
Clogged micro tube
Clogged freon filter
(Pyrolyzer)
Pneumatic integrity
Gate not fully closing
compromised
Optics block loose
Pump control conflict
Power cycled at random
between one or more
on multiple analyzers
analyzers
operating alternate
pumps
Pump control conflict
Power cycled at random
between one or more
on multiple analyzers
analyzers
operating alternate
pumps
Sample pressure out of
Miscalibrated sensor
range
board or defective
transducer
Positive pressure at
sample location
Manifold pressure out
Miscalibrated sensor
of range
board or defective
transducer
6-13
Possible Cause
Service or replace
analyzer
See recoveries for Fault
112
Circuit breakers are self
resetting.
Contact Honeywell
Service
Perform Auto Balance
after any service
Reload Chemcassette
Purge internal lines
Replace filter
Replace valve
Replace tube
Note:
Calibration required
Replace freon filter
Gate adjustment loose,
pivot binding
Tighten optics block
fasteners
Cycle power to
resynchronize system
Cycle power to
resynchronize system
Replace Analyzer
Determine cause of
pressure
Replace Analyzer
Recovery
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