WHL-053 Rev. 00 Rel. 003 Date 7.21.17
43
Screen
Description
IGNITION DIFF SET
7
o
F
Allows the user to adjust the ignition
differential set point from 1 to 36
o
F
(Factory Default 7
o
F). Degrees below set
point must be equal to or below tank
differentials.
TANK SETPOINT
120
o
F
Adjusts the tank set point from 59
o
F to
180
o
F (Factory Default 120
o
F).
TANK DIFF SETPOINT
7
o
F
Adjusts the tank differential set point
from 1
o
F to 18
o
F (Factory Default 7
o
F).
Degrees below set point where demand
starts.
TEMP DISPLAY C OR F
o
F
Adjusts the temperature measurement
in F = Fahrenheit to C = Celsius (Default
is Fahrenheit).
Table 22 - Boiler Setting Program Navigation
Clock Settings
(
NOTE:
The clock will reset if the boiler is powered off for more than
a week.)
Screen
Description
CLOCK MODE (12/24)
08/28/2009 Fr 9:42A
Changes the clock from 12 hour
mode (8:45 PM) to 24 hour mode
(20:45). To change to 24 hour mode,
press
ENTER
. The letter (A or P) after
the time will blink. Press the up or
down arrow key once and the letter
will disappear. Press
ENTER
to save
the new setting.
CLOCK HOUR
08/28/2009 Fr 10:01A
Allows the user to adjust the hour
setting.
CLOCK MINUTE
08/28/2009 Fr 10:01A Adjusts the minute setting.
CLOCK DAY OF WEEK
08/28/2009 Fr 10:01A Adjusts the day of the week.
CLOCK DATE MODE
08/28/2009 Fr 10:01A
Allows the user to switch to European
date format (2009/08/28) from US
format (08/28/2009).
CLOCK YEAR
08/28/2009 Fr 10:01A Adjusts the year setting.
CLOCK MONTH
08/28/2009 Fr 10:01A Adjusts the month setting.
CLOCK DATE
08/28/2009 Fr 10:01A The clock is set.
When done, press
ENTER
. The setting will stop blinking and the
user can move on to next setting. Press
RESET
to exit programming
and store settings. Listed below are the boiler settings that can be
programmed into the control.
Table 23 - Clock Setting Screens
NOTE:
The internal clock does not adjust for daylight savings time
and requires manual adjustment.
E. Programming the System Setting
System Setting Program Access
Note: Programming the boiler control is not possible when the
boiler is firing. Make sure any input which can create a demand on
the boiler, such as the tank thermostat, is turned off, so the boiler
will remain idle to allow programming.
Screen
Description
ENTER MENU CODE
000
To access the boiler setting program, press
and hold
ENTER
for 4 seconds until the
display shows the screen at left.
ENTER MENU CODE
925
Use the arrow keys to log in the
Boiler
Menu Access Code - 925
. Press
ENTER
to confirm the code and access the
Boiler
Setting Program
navigation menu.
Table 24 - System Setting Access
F. System Setting Program Navigation
Once the
System Menu Access Code
is confirmed, the user can
begin to set the system setting menu. Use the
< >
keys on the display
to navigate through the System Settings. To change a setting, press
ENTER
. System settings can be
increased
by pressing
^
and
decreased
by pressing
v
on the display. When done, press
ENTER
. The setting will
stop blinking and you can move on to next setting. Press
RESET
to exit
programming and store settings. Listed below are the boiler settings
that can be programmed into the control.
Screen
Description
Function 1
Factory Program Mode
MODE
VWH MODE 1
This indicates that the control is
configured correctly for a volume
water heater. Do not change this
setting.
Function 3
DHW Tank Max Temp
DHW TANK MAX TEMP
180
o
F 3
This is the maximum temperature
that can be selected in boiler settings
for the DHW tank. Factory Default is
180
o
F. (Range: 95
o
F to 180
o
F)
Function 4
Burner Off Differential
BURNER OFF DIFF
20
o
F 4
This is the amount of degrees above
tank set point that the burner will
maintain its outlet water temperature
while there is a demand for heat.
Factory Default is 20
o
F. (Range: 1
o
F to
45
o
F)
Function 6
VWH Post Pump Time
VWH POST PUMP TIME
0 MINUTES 6
The boiler pump has the ability to
post purge energy from the boiler to
the tank after the set point has been
achieved. Please note that running
the pump for a time greater than 5
minutes may cause tank energy to be
released back to the heat exchanger.
Factory Default of 0 Minutes. (Range:
0 – 10 minutes)
Function 7
Warm Weather Shutoff
WARM WEATHER OFF
68
o
F 7 Not applicable on this product.
Function 8
Min Outdoor Temp
MIN OUTDOOR TEMP
5
o
F 8 Not applicable on this product.
Function 9
Max Supply Temp
MAX SUPPLY TEMP
190
o
F 9 Not applicable on this product.
Function 10
Max Outdoor Temp
MAX OUTDOOR TEMP
68
o
F 10 Not applicable on this product.
Summary of Contents for 220VWH
Page 36: ...WHL 053 Rev 00 Rel 003 Date 7 21 17 36 Figure 25 Internal Connection Diagram...
Page 57: ...WHL 053 Rev 00 Rel 003 Date 7 21 17 57 Figure 29 Condensate Detail...
Page 60: ...WHL 053 Rev 00 Rel 003 Date 7 21 17 60 Figure 32 Replacement Parts All Models...
Page 66: ...WHL 053 Rev 00 Rel 003 Date 7 21 17 66 Maintenance Notes...
