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Iv. normal operation - step-by-step – Middleby Marshall Oven PS528G User Manual

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SECTION 3

OPERATION

CAUTION

In case of power failure, turn all switches to the “OFF”
("O") position and remove the product. After the power
has been restored, perform the normal startup pro-
cedure. IF THE OVEN WAS SWITCHED OFF FOR
LESS THAN 5 MINUTES, WAIT FOR AT LEAST FIVE
MINUTES BEFORE RESTARTING THE OVEN.

A.Daily Startup Procedure

3. Turn the "CONVEYOR"

(

) switch to the “ON”

("I") position.

4. If necessary, adjust the

conveyor speed setting

by pressing the

or

pushbuttons on the

conveyor speed controller

to change the displayed

bake time.

switch to the "ON" ("I")

position, and wait for the

"HEAT ON" light to turn

on.

7. Wait for the oven to heat to

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.

9. Allow the oven to preheat

for 10 minutes after it has

reached the set point tem-

the "OFF" ("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 oven.

IV. NORMAL OPERATION - STEP-BY-STEP

the setpoint temperature. Higher setpoint temperatures will

require a longer wait. The oven can reach a temperature

of 500°F (232°C) in approximately 15 minutes.

8. (Optional) Press the Temperature ( ) key to show the Actual

position, switch the circuit breaker/fuse disconnect to the

“OFF” or “O” position.

Turn the "CONVEYOR" (

) switch to the "OFF"

("O") position.

3. After the oven has cooled

and the blowers have

turned to the “OFF” or “O”

2. Turn the "BLOWER"

(

)

switch to the “ON”

("I") position.

and Down Arrow

Keys as necessary to

adjust the set-point.

6. Turn the "HEAT" (

)

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.

Press the Up Arrow

1. Turn the "HEAT" (

) and "BLOWER" (

) switches to

perature.

B. DAILY SHUTDOWN PROCEDURE

+

+

wait

for

or

wait

for

or

wait

for

1. Check that the circuit breaker/fused disconnect is in the

on position.

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,
repeat the Daily Startup procedure.