Instrument Faults - Honeywell Vertex M User Manual

7.4 Instrument Faults

An instrument fault indicates a loss of monitoring on one or more points. When an instrument fault occurs, the following actions take place within the Vertex M system:
The LED indicator flashes yellow on the analyzer with the fault. See "Manual Analyzer Override" on page 154 for more information.
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A yellow fault indicator appears on the main screen
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The event list and event history are updated
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Maintenance Fault relays associated with this analyzer will activate
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Event Event List Desc. Event History
Number (Short) Description
HIGH
202 High Background
BACKGROUND
End of
203 END OF CC
Chemcassette
FAIL WR HW Failure Writing
205
CONF Hardware Config
FAIL RD HW Failure Reading
206
CONF Hardware Config
207 PYRO FAILURE Pyrolyzer Failure
PYRO Skin Over-
208
OVERTEMP Temperature
Gate Motor
209 GATE TIMEOUT
Timeout
210 OPTICS NOISE Optics Noise
Data Field Problem
Bad Chemcassette
Optical signal
Chemcassette tracking/
counts
installation error
Optics block dirty
Insufficient Chemcassette
0.0
motion detected
Failure writing hardware
configuration
Failure reading hardware
configuration
Internal Temp Pyrolyzer failure
1 or 2
Pyrolyzer skin temperature
Pyrolyzer
greater than 105°C
number
0.0 Gate motor timeout 7 seconds
Counts Optics Noise
Possible Cause
Chemcassette discolored Check optics values in event history
Moisture on Chemcassette Check optics values for last Chemcassette load in event history
Check guide position
Errors occurring on points 1 and 5 or 4
and 8 only indicate a tracking problem
Reload Chemcassette using maintenance analyzer operation
Dust Clean optics
End of Chemcassette Replace Chemcassette
Rethread Chemcassette (See "Change Chemcassette™ Tape" on
Chemcassette broken
page 124)
Faulty tape encoder Service analyzer
Advance motor failure Service analyzer
Gate opening insufficient Service analyzer
Non-volatile memory failure in analyzer
Service or replace analyzer
CPU
Non-volatile memory failure in analyzer
Service or replace analyzer
CPU
Heater element
Fuse failure Service or replace analyzer
Thermocouple Failure
Fan failure in analyzer Replace fan
Sensor failure Replace sensor
Gate position sensor not activated before Check motor operation using Maintenance/ Analyzer Operations/
timeout Open Gate or Close Gate
Motor does not operate Check motor connections to sensor interface PCB in analyzer
Check sensor connection on PCB
Bad sensor or cable
Contact Honeywell service
Poor grounding Contact Honeywell service
Optics block cover loose Retighten or reinstall as required
Recovery