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OV500 SERIES RACK OVEN - SERVICE PROCEDURES AND ADJUSTMENTS
P19
Lights mode
0= auto operation
1= continuously ON
Select 1 for lights on continuously (when oven is
on) or select 0 for automatic operation, lights will
turn off automatically after 30 minutes of no user
activity (door not opened or closed, no buttons
pushed).
Set for 0
P20
Restricted operator mode
0= Standard
1= Restricted Operation Mode
Select 1 for Restricted operator mode. When a
program is selected by the operator the Bake
Timer Minutes Set window will display the total
bake time of all steps in the program. Standard
operation only displays the minutes in the
selected step. When a program is selected and
the Start button is pressed the operator cannot
make changes to the Bake Time remaining or
the Oven Set Temp. If set for steam, steam is
produced in 5 second on - 5 second off intervals
for the time set in P7. The maximum solenoid on
time range that can be set in P7 increases to 60
seconds. Change P7 to 60 when P20 is set for
1. When P20 is changed from 1= Restricted
Operator Mode to 0= Standard Mode P7 must
be changed below 30 (range 0 to 30 max) or
solenoid will energize continuously for up to 60
seconds.
Set for 0
(when P20 is changed P7 setting
must be changed to correspond
with mode selection)
P21
Advanced Energy Saving Mode
0= Standard
1= Advanced Energy Saving
Mode
Select 1 for Advance Energy Saving. Forcing the
oven into an Advance Auto On - Auto Off Mode
to conserve energy. Several steps are
necessary to enable this mode. Set the Auto On
Time to 60 minutes before the first bake time.
Set the Auto Off Time. Press the Auto On / Auto
Off button to illuminate the Timer On / Off
indicator. Set P17 & P18 to customer settings.
See Advanced Energy Saving Mode as outlined
in this section.
Set for 0
P22
OV210 Mode
0= Standard
1= OV210 Mode
Select 1 for installation of an HBA control panel
and control door on an OV210. When enabled
the OV210 will emulate all the functions of an
HBA.
Set for 0
P23-P24 Unused
Set for 0
P25
Communicate Mode
0= Direct Connect
1= NAFEM Protocol
Select 1 for NAFEM protocol compliant
communication.
Set for 0
NOTE: If P21 is set to 1 and control is programed for Auto On - Auto Off: oven will not start up in Off Time Mode
unless a minimum of 30 minutes is entered into timer within 30 seconds of pressing On/Off keypad. After oven is
started up and timer displays 00 for time and no keypads are pressed for the Set Back Time used inP17, the oven
will then shut down.
NOTE: Before restarting oven, power switch and gas valve must be OFF for a minimum of 5 minutes.
6. Press On/Off to exit set-up mode.
7. Check for proper operation.
BAKERY MODE
The Bakery Mode is the default setting. The value for
parameter P14 is 0 and displayed in the Bake Timer
display. In Bakery Mode the controller will only
initiate one steam cycle, for the set steam time.
FOOD SERVICE STEAM MODE
The food service steam mode has been updated to
provide steam at intervals throughout a bake cycle.
The length of the steam cycle and the interval
between cycles can be set by the operator. Steam
Timer Display will display the steam cycle length and
the displayed cycle length will not count down while
steaming.
1. To enable food service mode:
A. Oven controller off.
B. Press and hold the Start keypad while
pressing the Power On/Off keypad for 3
seconds.
C. Press the Set Timer Arrows to select
parameter P14.
D. Enable Food Service Steam Mode by
pressing the Bake Timer Up Arrow until
display changes to a three digit number.
E. Set desired time (in seconds) between
steam cycles by pressing the Bake Timer
Up/Down Arrows. Range 300 to 990
seconds by increments of 10 seconds.
Example:
Parameter P14 set to 300
Steam Time set to 3
Steam cycle will initiate for 3 seconds after every 300
seconds
2. Press the Power On/Off keypad to save
settings and exit Setup Mode.
F25361 (January 2010)
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