Owner`s manual

Computer Control Startup
17
Belt Speed Calibration
OPEN LOOP TWIN BELT
Place an object on the belt. Time its passage from
entrance to exit. If the actual speed is not within ¦
10 seconds of the setpoint calibrate a s follows.
NOTE: Measure the leading or the trailing edge in
and out. Do not use the leading edge in
and the trailing edge out.
Entering the Calibration Mode:
1. Press the ON/OFF key until OFF is displayed.
2. Press CLEAR, CLEAR, CLEAR, FRONT BELT,
FRONT BELT, FRONT BELT, PROG/ENTER to
enter the access mode. The display flashes
ACCESS.
3. The display reads A C T I V E B E LT --- ? .Press
FRONT BELT for front belt calibration. Press
FRONTBELTagainforrearbeltcalibration.
4. The display reads F R O N T --- I N I T --- F or R E A R ---
INIT---F.
Belt Speed Calibration:
1. The display reads B E LT S I Z E --- ? . Enter the
length of the conveyor belt for your model from
the table. Press the PROG/ENTER key.
2. The display reads S T E P --- 1 . Step 1 calibrates
the maximum belt speed. Place an object on
the belt. Note the time from entrance to exit.
a.) The display reads S T E P --- 1 T I M E --- ? . Enter
thetimemeasuredinSTEP---1.Min:0
Max: 59:59 (min:sec). Press the PROG/
ENTER key.
b.) The display reads S T E P --- 1 D I S T --- ? . Enter
the belt length for your model from the
table. Press the PROG/ENTER key.
3. The display reads S T E P --- 2 . Step 2 calibrates
the minimum belt speed.
The belt travels slowly during this part of the
calibration procedure. To minimize time spent
on STEP--- 2, measure off 10” on the conveyor
support. Place an object on the belt and note
thetraveltimeforthe10”measureddistance.
a.) The display reads S T E P --- 2 T I M E --- ? . Enter
the measured travel time for STEP---2.
Min: 0 Max: 59:59 (min:sec). Press the
PROG/ENTER key.
b.) The display reads S T E P --- 2 D I S T --- ? . Enter
10”. Press t he PROG/ENTER key.
4. The display flashes MIN SET TIME? Press the
PROG/ENTER key to display the calculated
minimum set time. Press the PROG/ENTER
key to accept this value.
5. The display flashes MAX SET TIME? Press the
PROG/ENTER key to display the calculated
maximum set time. Press the PROG/ENTER
key to accept this value.
6. The display flashes DONE and SAVE.
NOTE: DO NOT press the CLEAR key during belt
speed calibration. The CLEAR key aborts
all entries and the belt speed must be re-
programmed.
After exiting belt speed calibration enter a cook
time. Otherwise the time defaults to zero, the oven
will not heat, and the belt will not move.
Ventilation
Ignite a smoke bomb inside the oven cavity. Note
the amount of smoke removed by the ventilation
system. The minimum recommended amount of
exhaust volume t o be removed is 80%.