MSA Orion Operation Manual page 65

Chapter 6, Warranty, Maintenance and Troubleshooting
Table 6-1. Troubleshooting Guidelines
PROBLEM
Does not turn ON
Does not complete Self-Tests
Display segments missing or stuck
"ERROR" message after battery
installation
"ERROR" message during use
Battery pack does not hold charge
Combustible sensor does not
calibrate
Oxygen sensor does not calibrate
Toxic sensor does not calibrate
Clock not holding time.
*
Recharge or replace the cells before replacing battery pack.
In all of the above cases and for any other problems, you may return the Orion
Multigas Detector to MSA for repairs.
ERROR
DESCRIPTION
CODE
1 Main Board Error
2 Display Error
3 EEPROM Error
4 Combustible Sensor Error
5 Oxygen Sensor Error
6 Cannot Write EEPROM
7 Battery Type Failure
8 Blown Alarm Fuse
6-8
Operating Manual
REPLACE
BATTERY DISPLAY
SENSOR
*
PACK MODULE
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CORRECTIVE ACTION
Recharge battery pack. Disconnect
battery from the instrument momentarily
and replace. If error code 1 appears,
check/replace main board
Check/replace main board; check display
cable
Reinitialize the instrument (follow
procedure for manual sensor
configuration and answer yes to query
to reinitialize the EEPROM)
Check/replace combustible sensor
Check/replace oxygen sensor
Check/replace main board
Replace battery pack
Replace battery pack
MAIN
ELECTRONICS
MODULE
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