Specifications

12
FireLite Furnace Operations Manual Version 1.00.7 – 1/05
Chapter Three — Entering and Editing Programs
Programs can be entered or changed while in the idle mode. Changes to a program currently running can also be made for the
remaining stages of the cycle. The procedure for entering and editing a program is the same.
Note: Pressing the /Abort button at any time while
entering or editing a program will abort the procedure and
the original program will not be changed.
Available Program Parameters
Start Temp — The recommended range is 0° to 650° C
(0° to 1,202° F).
Pre Dry — The lift will be raised in five evenly spaced steps
during the programmed entry time. The time is entered in
minutes:seconds. The acceptable range is from 0 to 60
minutes and seconds.
Soak Time — This is a preliminary low temperature soak.
The acceptable range is from 0 to 60 minutes. The time is
entered in minutes:seconds.
Heat Rate — The recommended range is 0° to 100° C
(2° to 212° F) per minute.
Final Temp — The recommended range is the programmed
below start temperature to 117° C (2,192° F).
Hold Time — The recommended range is from 0 to 60
minutes and seconds. The time is entered in
minutes:seconds.
Cool Time — This is the time it takes to lower the lift from the
upper position to the lower position. The lift will be lowered in
five evenly spaced steps during the programmed cool time.
The acceptable range is from 0 to 60 minutes. Time is
entered in minutes:seconds.
Vacuum Level — The furnace can only run continuous
vacuum. All programs are pre-set with vacuum on. To turn
vacuum off, press the Zero (0) button on the keypad. To add
vacuum to a program, press any number 1–9 on the keypad.
Start Time — If vacuum is desired during the heat soak, you
can enter a value from 0 (when the soak time starts) to end
the time of the heat soak.
Start Temperature — Enter the temperature at which the
vacuum will turn on. The recommended range is from Start
Temp to Final Temp.
Release Temp — If vacuum is used in a program, it is
necessary to enter a temperature at which the vacuum
pump will turn off. The recommended range is from the
programmed entry temperature to the final temperature
of the program.
Note: Vac Release Temp (Vac Start Temp).
Release Time — If a program has a hold time, it is possible
to hold vacuum during the hold time. If vacuum is not desired
during the hold time, enter a value of zero (0).
After the last value has been entered, the program is stored
in permanent memory.
Note: If an invalid entry is made while entering the
parameters of a program, the furnace will play an error
tune and set the display to zero (0).
3. Press the Last button to scroll backwards through
the program to verify or make changes.
Note: Pressing the Last button at the Start Temp (Entry
Temp) while editing a program will set the temperature
to zero.
To Enter/Edit a Program
1. Press the Program Edit button, press Enter button.
The LED light on the left will blink showing the program
stage to be set. Use the keypad to enter the program
parameters.
2. By pressing the Enter key, you will move to the next
parameter in the program.
Changing a Program While it is Running
1. While a program is running, press the Program Edit
button. The program number will be displayed in the
two-digit display. The four-digit display will be blank.
2. Press the Enter button.
3. The light for the start temperature will flash. Use the nu-
meric keypad to enter the new values and press Enter
to continue.
4. Repeat this step for each of the remaining steps.
5. After the last value has been entered, the furnace will
continue running the program with the new values.
When the program has finished running, it will revert
back to the original values.