Middleby Marshall PS360WB EN - Manual (Page 22)

3-2
SECTION 3
OPERATION
A. DAILY STARTUP PROCEDURE
1. Check that the circuit breaker/fused disconnect is in
the on position. If the oven is equipped with a window,
check that the window is closed.
2. Turn the BLOWER switch to the “ON” position.
3. Turn the CONVEYOR switch to the “ON” position.
4. Adjust the conveyor speed setting, if necessary.
• For TANDEM and DOUBLE TANDEM ovens,
turn the three thumbwheels to change the dis-
played bake time.
• For TRI TANDEM and QUAD TANDEM ovens,
turn the knob to change the conveyor speed.
5. Adjust the temperature controller to a desired set
temperature, if necessary.
•
Press the Set Point and Unlock keys at the same
time. Wait for the SET PT light to turn on.
6. Turn the HEAT switch to the ON position, and wait for
the HEAT ON light to turn on.
7. Wait for the oven to heat to the setpoint temperature.
Higher setpoint temperatures will require a longer
wait. The oven can reach a temperature of 500°F
(232°C) in approximately 5 minutes.
8. (Optional) Press the Temperature Key once to show
the Actual Temperature in the display, and wait for the
ACTUAL TEMP light to turn on. This allows you to
monitor the oven temperature as it rises to the setpoint.
II. NORMAL OPERATION - STEP-BY-STEP
• Press the Up Arrow and Down Arrow Keys as
necessary to adjust the setpoint.
2. Make certain that there are no products left on the
conveyor inside the oven. Turn the CONVEYOR
switch to OFF.
3. If the oven is equipped with a window, open the
window to allow the oven to cool faster.
4. After the oven has cooled and the blowers have
turned off, switch the circuit breaker/fused disconnect
to the off position.
Faster speed,
shorter bake time
Slower speed,
longer bake time
mins secs
thumbwheels
+
CAUTION
In case of power failure, turn all switches to the “OFF”
position, open the oven window, and remove the
product. After the power has been restored, perform
the normal startup procedure.
The burner will not operate and gas will not flow
through the burner without electric power. No
attempt should be made to operate the oven
during power failure.
9. Allow the oven to preheat for 10 minutes after it has
reached the set point temperature.
, wait for
+ , wait for
or
, wait for
B. DAILY SHUTDOWN PROCEDURE
1. Turn the HEAT and BLOWER switches to OFF. Note
that the blowers will remain in operation until the oven
has cooled to below 200°F (93°C).