Middleby Marshall PS314SBI + or + or, Ii. Normal Operation - Step-By-Step, Dailystartupprocedure

SECTION3-OPERATION

II. NORMAL OPERATION - STEP-BY-STEP

					IMPORTANT
			Bake time and temperature settings for the oven are preset
			at the factory to customer-approved settings. These set-
ENGLISH			tings should not be changed during normal operation.
		A.		DAILYSTARTUPPROCEDURE
	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.

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 Tem-

perature ( ) key to show
the Actual Temperature	wait
in the display, and wait	for

for the "ACTUAL TEMP" light to turn on. This al- lows you to monitor the oven temperature as it rises to the setpoint.

2. Turn the "BLOWER" (or

) switch to the “ON” (or

"I") position.

or

9.Allow the oven to preheat for 10 minutes after it has reached the set point temperature.

B.DAILYSHUTDOWNPROCEDURE

3.	Turn the "CONVEYOR"
	(or		) switch	to the
	“ON” (or "I") position.
4.	If necessary, adjust the
	conveyor speed			setting
	by	turning the			three
	thumbwheels to change
	the displayed bake time.

or

mins secs

thumbwheels

1. Turn the "HEAT" (or		)
	and "BLOWER" (or	)
	switches to the "OFF" (or
	"O") position. Note that
	the blowers will remain
	in operation until the oven
	has cooled to below
	200°F (93°C).
2. Make certain that there
	are no products left on
	the conveyor inside the

+

- - - - - or - - - - -

+

or

5.Adjust the temperature controller to a desired set tempera- ture, if necessary.

oven. Turn the "CON-
VEYOR" (or	) switch
to the "OFF" (or "O") posi-

•Press the Set Point and Unlock keys at the same time. Wait for the "SET PT" light to turn on.

•Press the Up Arrow and Down Arrow Keys as necessary to adjust the set- point.

+

or

wait

for

tion.

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 posi- tion.

IMPORTANT

On gas ovens, if the "HEAT ON" light will not illuminate, OR if the oven does not heat, the gas burner may not have lit. Turn the "HEAT" ( ), "BLOWER" (), and "CONVEYOR" () switches to the "OFF" ("O") position. Wait for AT LEAST FIVE MINUTES before restarting the oven. Then,

6. Turn the "HEAT" (or )
switch to the "ON" (or "I")	or
position, and wait for the
"HEAT ON" light to turn
on.

wait

for

repeat the Daily Startup procedure.

CAUTION

In case of power failure, turn all switches to the “OFF” (or "O") 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 a power failure.

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