Westinghouse 220VWH Manual page 44

Premier volume water heaters wbre**220 / 299 / 301 / 399 vwh series
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44
Screen
Function 11
MIN SUPPLY TEMP
o
95
F
11
Function 12
MIN BOILER TEMP
o
68
F
12
Function 13
CH POST PUMP TIME
0 MINUTES
13
Function 14
DHW PRIORITY
30 MINUTES
14
Function 15
CASCADE ADDRESS
0
15
Function 16
OPTIONAL INPUT
RETURN SEN
16
Function 17
0-10 VOLT FUNCTION
TEMPERATURE
17
Function 18
STEP MODULATE MODE
ON
18
Function 19
BOILER SUPPLY DHW
o
180
F
19
Function 20
WATER SAFETY INPUT
WATER PRESSURE
20
Function 21
ERROR OUTD SENSOR
OFF
21
Function 22
ADJ HEATER OUTPUT
100%
22
Function 23
CASCADE MODE
OFF
23
WHL-053 Rev. 00 Rel. 003 Date 7.21.17
Description
Min Supply Temp
Not applicable on this product.
Min Boiler Temp
Not applicable on this product.
CH Post Pump Time
Not applicable on this product.
DHW Priority
Not applicable on this product.
Cascade Address
Bus addressing boilers (maximum
boilers allowed is eight (8) in a cascade
system). Master Boiler address is 0 and
Follower Boilers are addressed 1 thru
7. Default: 0 (Range: 0 – 15). NOTE: DO
NOT USE ADDRESSES 8 - 15.
Optional Inputs
Allows the user to select optional
inputs to control or monitor the
system. Default: RETURN (Range: Off
/ Booster Board / 0-10 Volt / DHW
Sensor / Return Sen).
0-10 Volt Function
Control boiler modulation through
temperature control. Factory Default
= Temperature (Temperature only on
VWH).
Step Modulation Mode
Not applicable on this product.
Boiler DHW Temp
Not applicable on this product.
Water Safety Input
The user can select various water
safety inputs used in the boiler system.
Default: Flow Switch (Range: None
/ Low Water Cut Off / Flow Switch /
Water Pressure).
Error Outdoor Sensor
Not applicable on this product.
Adjust Boiler Output %
Adjusts the boiler output down from
100% to 50%. Factory Default: 100%.
(Range: 100% – 50%)
Cascade Mode
Allows the user to select cascade
mode. Select OFF if boiler is operating
alone or with Vision 3 panel. Select 928
BOILRS to establish a 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 USED
Not applicable on this product.
NOT USED
25
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
DHW MODULATE MODE
Not applicable on this product.
NORMAL MOD
29
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. Factory Default: Off (Range:
50% - 100%).
Function 31
System Sensor Mode
Suppresses
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.
SERVICE SCHEDULE
Factory Default: OFF (Range: Date or
OFF
32
Run Hours). NOTE: Without setting this
function, Functions 33/34/35/36 will
not display.
o
o
F – 104
F).
the
'NO
FOLLOWER'

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