whl-648 Rev. 001 Rel. 003 Date 10.8.19
46
Part 9 - Controls
A. Control and Display Overviews
Figure 40 - Control Panel Detail
Figure 41 - LCD Display
B. Start-Up Sequence
After the boiler is powered ON, the LCD display shows a sequence of
information. The icons will flash, followed by various indicators that
describe the boiler controller and software versions. It will take the
boiler roughly 15 seconds to cycle through the Start-Up Sequence.
Display Items
Time for Display
Remarks
LCD Test
1 sec
All segments “ON”
0.5 sec
All segments “OFF”
Category: UFTC
1 sec
Pdn
1 sec
0051
Software Version for
Front Panel
1 sec
SPn
1 sec
00.xx
Software Version for
Boiler
1 sec
SFn
1 sec
xx.xx
Hardware Version for
Boiler
1 sec
Hdn
1 sec
00xx
Table 26 - Start-Up Sequence
NOTE:
When the boiler is powered ON, the fan will operate at maximum
speed for 1 minute to purge the air and any fumes from the intake and
exhaust pipes.
Figure 42 - Initial Display Screen
NOTE:
The initial display screen will differ depending on a number
of factors, including whether the boiler detects a call for heat or hot
water.
The Control System can operate through user and service modes
that have specific LCD outputs and dedicated controls, including:
•
Changing the Set-Point Temperature
•
Lock Function
•
Status Display
•
Installer Mode
•
Error Mode
•
Outdoor Temperature Mode
The LCD display also features a backlit lamp that will illuminate:
•
When a user action is detected (a button is pressed)
•
The display has timed out for approximately 2 minutes
After start-up, the display appears as follows.
Содержание WBRC 140 Series
Страница 21: ...whl 648 Rev 001 Rel 003 Date 10 8 19 21 E Applications Figure 10 Piping Symbol Legend ...
Страница 40: ...whl 648 Rev 001 Rel 003 Date 10 8 19 40 Figure 33 Electrical Wiring Diagram ...
Страница 41: ...whl 648 Rev 001 Rel 003 Date 10 8 19 41 Figure 34 Ladder Diagram ...
Страница 81: ...whl 648 Rev 001 Rel 003 Date 10 8 19 81 Notes ...
Страница 82: ...whl 648 Rev 001 Rel 003 Date 10 8 19 82 This Page Intentionally Left Blank ...
Страница 83: ...whl 648 Rev 001 Rel 003 Date 10 8 19 83 This Page Intentionally Left Blank ...