Lochinvar KNIGHT 399 - Manual (Page 14)

1
Service
14
Service Manual
1
Service
Display panel parameter access
Table 1C This is a typical example of accessing a parameter, shown for parameter I2, boiler pump delay
BLR:Pre-Purge
BUTTON OPERATION DISPLAY COMMENTS
This example shows how to access parameter I2, boiler pump delay. The first display shown is at the beginning
of the menu listings, after entering the installer acess code.
Beginning of menu listings
Press 1 time to highlight second listing
Press 1 time to toggle menu listing
Press 2 times to toggle menu listing
Press 2 times to toggle menu listing
Press 2 times to toggle menu listing
Press 1 time to list parameters
Press 1 time to change parameter
Press 1 time to select parameter
Press to increase (or decrease) value
Press 1 time to save
(or press MENU/EXIT to continue)
Press 1 time to return to normal
operation
OUT:123.7ºF
A General
B Temp Settings
I2 Postrun Time SH
Pump 0.67 minutes
I2 Postrun Time SH
Pump 0.50 minutes
I2 Postrun Time SH
Pump
I1 Postrun Time
System Pump
I Circulation Pumps
J Service Notification
>G Anti-Cycling
H Control Modes
>E DHW Settings
F Heat Curve
>C Data Logging
D Functions
>A General
B Temp Settings
>A General
B Temp Settings The caret symbol, “>” highlights
the selectable line
The caret symbol, “>” highlights
the selectable line
The menu toggles to the next two
menu options
The menu toggles to the next two
menu options
The menu toggles to the next two
menu options
The menu toggles to the next two
menu options
I1 will flash
I2 will flash
I2 will stop flashing; parameter
value will appear
Parameter will increase or decrease,
depending on button pressed
Display will change to normal
display as you exit menu mode
This display example assumes
a call for space heating is present
DOWN
DOWN
DOWN
DOWN
DOWN
ENTER/RES
UP
ENTER/RES
UP
(or DOWN)
ENTER/RES
ENTER/RES