Actuator Standby Positions (Presets); Default System Parameters; Fuel Standby Positions Preset; Default Values/Settings For System Parameters - Honeywell S7999B Manual

S7999B SYSTEM DISPLAY
FGR Behavior During Purge—Lets you set the position of
the FGR actuator during the purge cycle. The options are
Remain Closed or Follow FGR Curve to Purge Position.
Remember to press the Set button before moving to a
different page.
When the "Next" button on this page is selected, the following
page displays.

Actuator Standby Positions (Presets)

Fig. 44. Fuel Standby Positions Preset.
Program Standby Position—Lets you set the position of the
actuators when the controller is in the standby position. For
each actuator, select Closed, Lightoff or Open. If you select
Open, you must enter a value in the appropriate field to
indicate how wide the actuator should be opened (percentage
of the actuator span value).
Program Non Selected Fuel Position—Lets you set the
position of the fuel actuator of the fuel that is not currently
being used. Select Closed, Lightoff or Open.
Remember to press the Set button before moving to a
different page.
65-0283—2
Fig. 45. Fuel Standby Positions—Set Standby Open

Default System Parameters

The default values/settings for each system parameter are
shown in Table 2. See also Fig. 69–73.
Table 5. Default Values/Settings for System Parameters
Parameter
Xma Operation
Operation
Max (20 mA)
Min (4 mA)
Threshold
Differential
Controller Timing
Postpurge time
Automanual Switch
Automanual Switch
Program Standby Position
Fuel Selection 1
Fuel
Air
FGR
Fuel Selection 2
Fuel
Air
FGR
Program Non-Selected Fuel Position
Fuel Selection 1
Fuel Selection 2
Fuel Selection 2
Fuel Selection 1
FGR Behavior During Purge
FGR Behavior During Purge
32
Percentage.
Default
Disabled
NA
NA
NA
NA
30 seconds
Normal Mode
Closed
Closed
Closed
Closed
Closed
Closed
Closed
Closed
Remains Closed.