SECTION 3

OPERATION

III. QUICK REFERENCE: DIGITAL TEMPERATURE CONTROLLER

Display

Shows the Set Point

or the Actual Tem-

perature in degrees

Fahrenheit (F) or

Celsius (C).

"SP LOCK"

Light

Lights when the

set point is locked out from changes.

This setting can

only be changed by service personnel.

OVERTEMP

Light

Lights when the oven

temperature is

greater than 650°F (343°C). Refer to Quick Reference: Troubleshooting in this section.

Temperature

Key

Press this key once

to view the Actual Temperature in the Display.

"HEAT ON"

Light

Lights when the

burner is in

operation.

"SET PT" (setpoint)

Light

Lights when the

set point is shown

in the display.

"ACTUAL

TEMP" Light

Lights when the Actual Tempera- ture is shown in the display.

Service Key

Service use

only.

 

 

Set Point Key

Unlock Key

 

Press this key

Press this key

Up Arrow and Down

together with the

Unlock Key to allow

together with the Set

Arrow Keys

the Set Point to be

Point Key to allow the

Set Point to be

Press these keys to

changed.

changed. Changes

adjust the Set Point up or

Changes can only be

can only be made for

down. If the Set Point will

made for 60 sec-

60 seconds.

not change, refer to Set

onds.

 

Point Key and Unlock Key

 

 

in this section.

 

25

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Image 29
Middleby Marshall PS536ES installation manual III. Quick Reference Digital Temperature Controller