Middleby Marshall PS670, Owner'S Operating And Installation Manual

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4. To change the conveyor belt speed, push the “TIME”
button. The controller will display the screen, shown in
Figure 3-5. To change the minute setting, push the “
← ←
← ←
←
”
arrow button. Then push either the “
↑
” arrow or “
↓
” arrow
buttons to increase or decrease the time accordingly.
To change the second setting, push the “
→
” arrow
button. Then push either the “
↑
” arrow or “
↓
” arrow
buttons to increase or decrease the time accordingly.
When the proper times are entered, push the “ENTER/
RESET” button. The controller will now show the
display shown in Figure 3-3.
B. Daily Startup Procedure
1. Check that the circuit breaker/fused disconnect is in
the On position. Check that the window is closed. The
touch panel display should be lit.
2. Adjust the conveyor to the desired bake time.
3. Press the temperature button to display right and left
hand oven settings. Set temperatures as desired.
4. Press the “ON” button to activate the oven. The
conveyor will not run, until the oven temperature has
reached the set points.
C. Daily Shutdown Procedure
1. Make certain there are no products left on the conveyor
in the oven.
2. Press the “ON/OFF” button to turn the oven off.
3. Open the window to allow the oven to cool faster.
4. After the oven has cooled and the blowers have turned off,
the circuit breaker/fused disconnect may be turned off.
Quick Reference – Touch Screen Controller
A. Main Screen
1. ON/OFF button - Used to turn oven On and Off.
2. TIME - See Separate Instructions.
3. TEMP - See Separate Instructions.
4. Energy level indicators - Indicators to either side of the
screen indicate the energy input to that side of the
oven.
5. Message bar - Indicates various messages pertaining
to current oven conditions.
B. Oven Temperature/Set Point/Indicator Screen
1. Right actual temperature - Indicates current average
temperature of the right side of the oven.
2. Left actual temperature - Indicates current average
temperature of the left side of the oven.
3. Set point temperature - Pressing on this value allows
the user to adjust the set point of the oven.
4. Exit - Returns to the main screen.
C. Energy Modes
Energy Mode One - This mode is automatic, and starts
(bake time +1 minute) after the last product has entered
the oven. In this mode, the main oven blowers will lower to
1500 RPM, while the oven maintains temperature and belt
speed.
Figure 3-5 Belt Speed Screen
ON/OFF button TIME button TEMP button
Energy Level Indicators Message Bar