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1. Follow One Stage Program, Steps 1 - 6.
2. Press ENTER / REVIEW. STAGE 1 light turns off, STAGE 2 and HEAT RATE lights turn on. Main
Display shows four heat rate choices. Choose one:
A. Select heat rate between 1°F - 30°F / min (1°C - 17°C / min) using .
B. Select "FULL" to program maximum heat rate.
C. Select "COOL" to program the furnace to cool to a selected temperature.
D. Select "NO" to turn of STAGE 2, 3 and 4. This will result in a One Stage Program.
NOTE: The HEAT RATE cannot be programmed to "COOL" in STAGE 1 - only in STAGE 2,
3 or 4.
3. Press ENTER / REVIEW. HEAT RATE light turns off and TEMP light turns on. Enter for the
temperature required: heating temperature up to a maximum of 2012°F (1100°C) or cooling
temperature down to a minimum of 100°F (38°C).
4. Press ENTER / REVIEW. TEMP light turns off and HOLD TIME light turns on. Enter to program the
time needed to hold at the above temperature (0 - 4hrs.).
5. For two stages, the furnace must be programmed not to use STAGE 3 or 4. Follow these steps:
A. After completing Step 4, press ENTER / REVIEW. STAGE 2 light turns off, STAGE 3 and HEAT
RATE lights turn on.
B. Press Main Display shows “....5,4,3,2,1, COOL, NO.” Select “NO” to program the
furnace not to use STAGE 3 or 4.
6. All necessary information for this program is now entered.
7. To run the program immediately, press START / STOP.
8. To delay the start of the program to be ready to cast at the pre-set time (see One Stage Program,
Step 3), press NIGHT TIME (DELAY START).
NOTE: If NIGHT TIME (DELAY START) is pressed while a program is running, the time
remaining for completion of the program will appear on the Main Display for 5
seconds.
OPERATION
PROGRAM AND OPERATE - TWO STAGE PROGRAM (Figure 1)
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