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