Powder Pilot™ HDP/No.7192721_02Page | 36Spectrum HD MANUAL CONTROL SECTIONPushing the button on the Spectrum HD control screen will display controls for manualoperation of various devices of the feed centre.Note: the operator takes full responsibility of his actions on the system.All automatic functions of the SpectrumHD are inactive while on that screen.Exit screen1 2 3 4 5 6 7 8 91 – Dump valve – This button is used to open / close the dump valve in the bottom of the hopper.2 – Virgin HDLV transfer pump on/off – This button is used to start or stop the virgin pump.3 – Main duct damper – used to open or close the damper inside the main extraction duct behind thefeed centre.Note: when this duct is closed, the full extraction goes to the purge duct on top of the sieve.4 – Recycle HDLV transfer pump on/off – This button is used to start or stop the reclaim pump locatedat the cyclone or a custom recycling system.5 – Vibrator motor on / off – this button starts or stops the vibratory motor installed into the virgin powderbox support.6 – Purge duct damper – used to open or close the damper inside the purge duct on top of the sieve.7 – ultra-sonic sieve on/off – this button starts or stops the ultra-sonic sieve.8 – main air solenoid – this button opens or closes the main air solenoid in the supply line to the feedcentre.9 – Hopper fluidisation on / off – this button starts or stops fluidising the powder inside the hopper