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110328-02 - 6/22
ALTA
Installation, Operating & Service Instructions
15
Operation
(continued)
Menu Structure
WARNING
Asphyxiation Hazard.
•
Parameter changes should only
be made by a qualified installer,
service agency or gas supplier.
•
Fuel Gas Selection (parameter
A06
)
must match fuel gas supply
AND
gas
valve fuel setting (see Figure 14-2).
•
Altitude Selection (parameter
A07
) must
match boiler installation location. Only
change these settings if required to match
site conditions. These settings determine
minimum and maximum blower speeds.
•
Incorrect fuel gas and altitude settings could
cause unreliable operation at elevated carbon
monoxide (CO) levels, resulting in severe
personal injury, death or substantial property
damage.
!
Press and hold the "
menu
" for 3 seconds,
Press "
" or "
" buttons until
PAS
is visible and press "
enter
".
Press "
enter
" while
PA1
is visible.
Press "
+
" or "
-
" buttons until desired value is reached
(password is 86).
(Press and hold for 5 seconds enables
adjustment by increments of 10)
Press "
enter
" to accept value (password only).
Pressing "
menu
" to exit.
+
–
Navigating Menus
Entering password in "Adjust Mode" allows access to shaded menus below and additional items in Quick Menu.
Accessing Password Protected Menus
Password protected parameters are available by entering a password.
reset
Figure 15-10: Menu Structure
"
" or "
"
IMPORTANT
This boiler is equipped with a feature that saves
energy by reducing boiler water temperature
as heating load decreases. This feature is
equipped with an override which is provided
primarily to permit the use of an external energy
management system that serves the same
function. THIS OVERRIDE MUST NOT BE USED
UNLESS AT LEAST ONE OF THE FOLLOWING
CONDITIONS IS TRUE:
•
An external energy management system is
installed that reduces boiler water temperature
as heating load decreases.
•
This boiler is not used for any space heating.
•
This boiler is part of a modular or multiple
boiler system having total input of 300,000
BTU/hr or greater.
•
This boiler is equipped with a tankless coil.
*
* Only shows when communicating Zone Panel
connected
