![](/images/flag/s/en.gif)
The Initial Startup Procedure, Master/Slave Operation, and Remote Operation of power supplies with the QRO are the same as for standard non-QRO units. See Appendix E, “Replacement Parts” for the QRO parts list. Installation, Operation, and Maintenance Manual # 509252 Rev R 63 F300S/F300SQ Ultraviolet Lamp System Chapter 5. Troubleshooting DANGER: High Voltage -- Use extreme caution at all times when troubleshooting the power supply. Line voltages are present even when the lamp control switch is