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Function 16
Optional Inputs
Allows the user to select optional
OPTIONAL INPUT
inputs to control or monitor the
OFF
16
system. Default: OFF (Range: Off /
Booster Board / 0-10 Volt).
Function 17
0-10 Volt Function
Controls boiler modulation through
0-10 VOLT FUNCTION
temperature control. Factory Default
TEMPERATURE
17
= Temperature (Range: Temperature or
Fan Speed).
Function 18
Step Modulation Mode
Allows the user to turn ON step
modulation, which regulates burner
output in six steps at one minute
STEP MODULATE MODE
intervals. Step modulation will start at
ON
18
the last modulation rate of the boiler
and work up one minute at a time.
Default: ON (Selection: OFF or ON).
Function 19
Boiler DHW Temp
Allows the user to program the boiler
supply water temperature to the
BOILER SUPPLY DHW
indirect heat exchanger during a
o
F
19
180
demand cycle. Default: 180
119
Function 20
Water Safety Input
The user can select various water
WATER SAFETY INPUT
safety inputs used in the boiler system.
NONE
20
Default: NONE (Range: NONE / Flow
Switch / Water Pressure).
Function 21
Error Outdoor Sensor
Allows the user to set the control to
display an error message if an outdoor
ERROR OUTD SENSOR
sensor is open or shorted. NOTE: This
OFF
21
error does not stop the boiler from
running. Factory Default: OFF (Range:
ON / OFF / PHOEN ON).
Function 22
Adjust Boiler Output %
Adjusts the boiler output down from
ADJ BOILER OUTPUT
100% to 50%. Factory Default: 100%.
100%
22
(Range: 100% – 50%)
Function 23
Cascade Mode
Allows the user to select cascade
mode. Select OFF if boiler is operating
CASCADE MODE
alone. Select 928 BOILRS to establish a
OFF
23
cascaded system. Factory Default: OFF
(Range: OFF / 928 BOILRS).
Function 24
Cascade Rotation
Sets the amount of hours before the
first boiler in the cascade firing rotation
CASCADE ROTATION
will be changed. NOTE: If this is set to
48 HOURS
24
0, the firing order of the boilers will not
rotate. Default: 48 hours (Range: 0 –
240 hours).
Function 25
Cascade DHW Mode
Not applicable on this product.
DHW CASCADE MODE
Default: ENTIRE CASCADE (Range:
ENTIRE CASCADE
25
ENTIRE CASCADE / DHW ON LOOP /
ONLY MASTER).
o
F (Range:
o
o
F to 190
F).
Function 26
System Freeze Protection
NOTE: This parameter is only present
if the boiler is a cascade master. Allows
the user to set the freeze protection
SYS FREEZE PROT
when a system pump is used. Factory
PROTECT OFF
26
Default: OFF. Selection of temperature
activates freeze protection. (Range:
OFF, -40
Function 27
Error System Sensor
Sets the control to display an error
message if the system sensor is open
ERROR SYSTEM SENS
or shorted. NOTE: This error does
ON
27
not stop the boiler (or boilers) from
running. Factory Default: ON (Range:
ON / OFF).
Function 28
Freeze Protection
Allows the user to set freeze protection
FREEZE PROTECTION
on the boiler. Factory Default: ON
ON
28
(Range: ON / OFF).
Function 29
DHW Modulation Mode
This parameter controls how the boiler
modulates for a DHW demand. In
NORMAL MOD mode, the boiler will
modulate down from high fire when
there is a DHW demand. In LOW MOD
DHW MODULATE MODE
mode, the boiler will modulate up from
NORMAL MOD
29
low fire when there is a DHW demand.
This mode is useful to minimize short
cycling when a large boiler and small
indirect tank are used together.
Factory
(Range: NORMAL MOD / LOW MOD).
Function 30
Extra Boiler Mode
Allows for a non Westinghouse boiler
to be controlled when the cascade
EXTRA BOILER MODE
output has risen above the percent
OFF
30
of the cascade firing rate set in this
parameter.
(Range: 50% - 100%).
Function 31
System Sensor Mode
Suppresses the 'NO FOLLOWER'
display message if the boiler is used
SYSTEM SENSOR MODE
as a cascade master boiler with no
OFF
31
follower boilers connected. Factory
Default: OFF (Range: ON / OFF).
Function 32
Service Schedule
Selects a service date or time based
on the boiler run hours to program the
boiler maintenance schedule. Factory
SERVICE SCHEDULE
Default: OFF (Range: Date or Run
OFF
32
Hours). NOTE: Without setting this
function, Functions 33/34/35/36 will not
display.
47
o
o
F – 104
F).
Default:
NORMAL
MOD
Factory
Default: OFF
WHL-052 Rev. 4.28.16
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