
US
MAINTENANCE MSA
44
ALTAIR 5 - Operating Manual
4.1. Troubleshooting
Problem Description
Reaction
Alternating
display
ERROR TEMP
Temperature is below
-40 °F (-40 °C) or
above 167 °F (75 °C).
Return to normal
temperature range and
recalibrate.
Contact MSA
ERROR ADC
Sensor measurement
error
Contact MSA
ERROR COMB
Combustible sensor
power supply error.
Contact MSA
ERROR MEM
External Memory error Contact MSA
ERROR PROG
Program error
Contact MSA
ERROR RAM
RAM error
Contact MSA
LOW BATTERY
Battery warning
BATTERY
ALARM
Battery is completely
discharged. Shutdown
sequence will begin.
Instrument does not
turn ON
Battery fully discharged
Remove from service as
soon as possible and
recharge or replace battery
pack.