HTP ELP-199 - Manual (Page 59)

59
LP-294 REV. 2.20.14
SCREEN DESCRIPTION
BOILER SETTINGS
Central Heating
Setpoint
Outdoor Reset 180
o
F 
This screen shows the current Central Heating setpoint. In a Cascaded System, “CH-Cascade” is
displayed.
“Outdoor Reset” is shown only in CH-mode 1 or 2 is used. “Outdoor Reset” indicates
that the Central Heating setpoint cannot be changed.
When
“Outdoor Reset” is not used, the installer can adjust the central heating setpoint.
The factory installed default setpoint is 180
o
F. Range: 104 – 200 o
F.
Pressing the ▼ key allows the User to view and/or adjust more data.
BOILER SETTINGS 
DHW-Store
Setpoint
119
o
F
This screen is visible in DHW Modes 1 and 2 ONLY, and shows storage tank temperature setpoint
when an indirect sensor is used. The factory installed default setpoint is 119
o
F. Range: 104 –
160
o
F.
Pressing the ▼ or ▲ keys allows the User to view and/or adjust more data or return to the previous screen.
BOILER SETTINGS 
DHW-Instantaneous
Setpoint
135
o
F
If you see this screen, your boiler is set in the wrong DHW mode. The boiler will only operate
properly in DHW Modes 1 and 2. See Part 12, Section D to change the DHW settings to one of
these options.
Pressing the ▼ or ▲ keys allows the User to view and/or adjust more data or return to the previous screen.
BOILER SETTINGS 
Change of
Temperature Units
Fahrenheit
o
F
This screen allows the user to change temperature measurement units. Factory default is
“Fahrenheit
o F”. Options are “Celsius o C” and “Fahrenheit o F”.
Press the ▲ key to return to the previous screen.
Table 23 – User Menu - Boiler Settings Screens
D. CASCADE STATUS
If the boiler is used in a cascading system, press  when the > icon is in line with Cascade Status at the User Menu to access a series
of options. These options and corresponding screens are described below.
SCREEN DESCRIPTION
CASCADE STATUS
System set. 120
o F
System act. 120
o
F
System Pump _ON
This screen shows the current system setpoint, actual system temperature, and indicates if the
system pump is “ON” or “OFF”.
Pressing the ▼ key allows the User to view more data.
CASCADE STATUS 
Boiler
1 :xxx%
>3 :xxx%
2 :xxx% 4 :xxx% 
This screen shows the modulation range of boilers 1 – 4 in the cascade system. The first boiler in
the rotation is marked with an > icon on the left. The modulation range “xxx” of each boiler is
shown. Up to 16 boilers can work in a cascaded system of multiple boilers.
Pressing the ▼ or ▲ keys allows the User to view more data or return to the previous screen.
CASCADE STATUS 
Boiler
5 :xxx% 7 :xxx%
6 :xxx% 8 :xxx%  This screen shows the modulation range of boilers 5 – 8 in the cascade system. The first boiler in
the rotation is marked with an > icon on the left. The modulation range “xxx” of each boiler is
shown. Up to 16 boilers can work in a cascaded system of multiple boilers.
Pressing the ▼ or ▲ keys allows the User to view more data or return to the previous screen.
CASCADE STATUS 
Boiler
9 :xxx% 11:xxx%
10:xxx% 12:xxx%  This screen shows the modulation range of boilers 9 – 12 in the cascade system. The first boiler in
the rotation is marked with an > icon on the left. The modulation range “xxx” of each boiler is
shown. Up to 16 boilers can work in a cascaded system of multiple boilers.
Pressing the ▼ or ▲ keys allows the User to view more data or return to the previous screen.
CASCADE STATUS 
Boiler
13:xxx% 15:xxx%
14:xxx% 16:xxx% This screen shows the modulation range of boilers 13 – 16 in the cascade system. The first boiler
in the rotation is marked with an > icon on the left. The modulation range “xxx” of each boiler is
shown. Up to 16 boilers can work in a cascaded system of multiple boilers.
Press the ▲ key to return to the previous screen.
Table 24 – User Menu – Cascade Status Screens
PART 12 – INSTALLER MENU SCREENS
The Installer Menu allows the installer to view current system status and adjust boiler settings for the system design.
To enter the Installer Menu, first go to the Main Screen. You must be at the Main Screen to enter the Installer Menu. Once there, press
and hold the ENTER key. While holding ENTER, press and hold the  key. After a period of three seconds, the Installer Menu will
open. To leave the Installer Menu, press the  key.