Tweco iCNC XT - Manual (Page 73)

iCNC XT
Manual 0-5299 OPERATION 5-15
5.6.4 High Preheat On/Off/Auto Switch
This switch handles the Oxy Fuel High Preheat gases.
• ON position will open the Hi Preheat solenoid valve.
• Switch the gases OFF by moving this switch to the OFF position.
• AUTO position will allow the cutting program to open the High Preheat solenoid when necessary.
• OFF position will prevent a cutting program from opening the High Preheat solenoid valve.
5.6.5 Preheat On/Off/Auto Switch
This switch handles the Oxy Fuel Low Preheat gases.
• ON position will open the low preheat solenoid valve.
• Switch the gases OFF by moving this switch to the OFF position.
• AUTO position will allow the cutting program to open the High Preheat solenoid when necessary.
• OFF position will prevent a cutting program from opening the Preheat solenoid valve