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Troubleshooting
Troubleshooting Guide
5-6
49iQPS Instruction Manual
Thermo Scientific
Problem
Possible Cause
Action
Alarm – Bench
Temperature (Ozone)
Dirty fan filter
Clean fan filter as needed.
Alarm – Lamp Temp
Sensor Short (Ozone)
Defective sensor
Replace sensor as needed.
Alarm – Lamp Temp
Sensor Open (Ozone)
Defective sensor
Replace sensor as needed.
Alarm – Lamp
Connection (Ozone)
Defective lamp
Replace lamp as needed.
Defective DMC board
Replace DMC board as needed.
Alarm – Lamp Short
(Ozone)
Defective lamp
Replace lamp as needed.
Reseat if needed.
Defective DMC PCB
Replace DMC board.
Summary of Contents for Ozone Primary Standard 49iQPS
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