UltraRAE 3000 User’s Guide
28
Troubleshooting
Problem
Possible Reasons & Solutions
Cannot turn on power
after charging the
battery
Reasons:
Discharged battery.
Defective battery.
Solutions:
Charge or replace battery.
Lost password
Solutions:
Call Technical Support at
+1 408-752-0723 or toll-
free at
+1 888-723-4800
Reading abnormally
High
Reasons:
Dirty filter.
Dirty sensor module.
Excessive moisture and
water condensation.
Incorrect calibration.
Solutions:
Replace
filter.
Blow-dry the sensor
module.
Calibrate the unit.
Reading abnormally
Low
Reasons:
Dirty filter.
Dirty sensor module.
Weak or dirty lamp.
Incorrect calibration.
Solutions:
Replace filter.
Remove Calibration
Adapter.
Calibrate the unit.
Check for air leakage.
Buzzer
Inoperative
Reasons:
Bad buzzer.
Solutions:
Check that buzzer is not
turned off.
Call authorized service
center.
112
Summary of Contents for UltraRAE 3000
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