Westinghouse WBR 055 Manual page 52

52
Screen
Function 26
SYS FREEZE PROT
PROTECT OFF 26
Function 27
ERROR SYSTEM SENS
ON 27
Function 28
FREEZE PROTECTION
ON 28
Function 29
DHW MODULATE MODE
NORMAL MOD 29
Function 30
EXTRA BOILER MODE
OFF 30
Function 31
SYSTEM SENSOR MODE
OFF 31
Function 32
SERVICE SCHEDULE
OFF 32
WHL-016 Rev. 4.14.16
Description
System Freeze Protection
NOTE: This parameter is only
present if the boiler is a cascade
master. Allows the user to set the
freeze protection when a system
pump is used. Factory Default: OFF.
Selection of temperature activates
freeze protection. (Range: OFF,
o o
-40 F – 104 F).
Error System Sensor
Sets the control to display an error
message if the system sensor is
open or shorted. NOTE: This error
does not stop the boiler (or boilers)
from running. Factory Default: ON
(Range: ON / OFF).
Freeze Protection
Allows the user to set freeze
protection on the boiler. Factory
Default: ON (Range: ON / OFF).
DHW Modulation Mode
This parameter controls
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 mode, the
boiler will modulate up from 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 Default: NORMAL
MOD (Range: NORMAL MOD / LOW
MOD).
Extra Boiler Mode
Allows for a non Westinghouse
boiler to be controlled when the
cascade output has risen above the
percent of the cascade firing rate set
in this parameter. Factory Default:
Off (Range: 50% - 100%).
System Sensor Mode
Suppresses the 'NO FOLLOWER'
display message if the boiler is used
as a cascade master boiler with no
follower boilers connected. Factory
Default: OFF (Range: ON / OFF).
Service Schedule
Selects a service date or time based
on the boiler run hours to program
the boiler maintenance schedule.
Factory Default: OFF (Range: Date
or Run Hours). NOTE: Without
setting this function, Functions
33/34/35/36 will not display.
Function 37
MODBUS MODE
OFF
Table 18 - System Setting Program Navigation
NOTE: For the following functions, you must have your
maintenance function turned on.
To change these functions, press ENTER. The left most digit will
begin to blink. Use the ^ or v arrows to change the digit. Use the
< > arrow keys to switch between digits. When you've made your
selection, press ENTER again.
Screen
how
Function 33
SERVICE SCHEDULE
YEAR 00/00/2000
SERVICE SCHEDULE
10000's 000000
Function 34
SERVICE SCHEDULE
MONTH 00/00/2000
SERVICE SCHEDULE
10000's 000000
Function 35
SERVICE SCHEDULE
DAY 00/00/2000
SERVICE SCHEDULE
10000's 000000
Function 36
TELEPHONE #
000 000 0000
Table 19 - Maintenance Reminder Function Screens
G. Resetting the Maintenance Schedule
When the system control flashes MAINTENANCE REQUIRED,
it is advisable that you call for service. After the service is
performed, reset the schedule for the next required service by
using the following steps.
Press ENTER on the display for 3 seconds. The Menu code will
Modbus Mode
Enables Modbus Mode on the
appliance. Factory Default: OFF
(Range: OFF, ON, AUTO). NOTE:
Turning Modbus Mode "ON" will open
a number of additional parameters
to customize Modbus installation.
See Modbus Instructions (lp-372) for
37 details. NOTE: Turning this Mode
"ON" without a connected and
powered Modbus communication
adapter (p/n 7350P-629) will result
in improper appliance operation.
Service calls associated with this
ARE NOT covered by warranty.
Description
Year
Allows the user to set the year of the
33 next service reminder.
Hours
Allows the user to set the left two digits
of the amount of run hours before next
33
service reminder.
Month
If the date function was selected, this
function programs the month. If you
selected the run hour function, you
34
will need to program 10,000 hours, if
required.
Hours
Allows the user to set the middle two
digits of the amount of run hours
34
before next service reminder.
Day
Sets the day of next service reminder.
35
Hours
Sets the two right digits of the amount
of run hours for the next service
35
reminder.
Telephone
Allows the user to input a telephone
number that will display
36
maintenance is required.
when