16
Chapter 6. 
MAINTENANCE AND INSPECTION
 WARNING
Before mounting, removing, or wiring this device, be sure to turn OFF the power 
to the module and any connected devices. Failure to do so may result in an elec
-
tric shock.
Do not touch terminals F or G on this device or on the burner controller imme-
diately after the power to the burner controller has been turned OFF. There is a 
danger of electric shock because terminals F and G retain a charge for up to 1 
minute after the power has been turned off.
Do not use this device with the cover removed. Doing so may result in an elec-
tric shock. If the cover has been removed from this device, be sure to reattach it 
and tighten the four mounting screws completely before use.
 CAUTION
Mounting, wiring, inspection, adjustment, maintenance etc., should be carried 
out by a trained and experienced technician with knowledge and technical 
skills related to combustion equipment and flame safeguard control devices.
The service life of the tube unit and shutter unit components of this device is 
a maximum of 3years.  To ensure operational safety, be sure to replace them 
with new ones within the service life period. For replacement, use the AUD 
Maintenance Kit (AUD60A1000), which includes the tube and shutter units.
  Periodic inspection
(1)  Turn off the power to the burner controller.
(2)  Clean the monitoring window and monitoring pipe periodi-
cally.  
Remove the device from the monitoring pipe and clean the 
inside of the monitoring pipe and the quartz glass with a clean 
cloth.
(3)  To check the function of the tube unit, periodically conduct a 
safety shutoff test.  
 Advanced Ultraviolet Burner Controller Model AUR300C 
User’s Manual, No. CP-SP-1142E 
Advanced Ultraviolet Burner Controller with 
Communications Model AUR350C User’s Manual, No. CP-
SP-1175E  
Dynamic Self-Checking Burner Controller Model 
AUR450C User’s Manual, No. CP-SP-1264E 
(4)  Adjust the burner so that it operates properly as recommended 
by the burner manufacturer.