OKBX-USER Rev A
Outdoor Knight XL
User’s Information Manual
Models: 400 - 801
This manual must only be used by
a qualified heating installer / service
ƽ WARNING
technician. Read all instructions,
including this manual and the
Outdoor Knight XL Service Manual,
before installing. Perform steps in
the order given. Failure to comply
could result in severe personal
injury, death, or substantial property
damage.
Save this manual for future reference.
Outdoor Knight XL User’s Information Manual
Please read before proceeding
The Outdoor Knight Boiler Installation
and Operation Manual along with the
Boiler service and maintenance –
NOTICE
• To avoid electric shock, disconnect electrical supply
before performing maintenance.
Outdoor Knight Boiler Service Manual
are for use only by a qualified heating
installer/service technician. Refer only
to this User’s Information Manual for
your reference. Improper installation,
adjustment, alteration, service or
maintenance can cause property damage,
personal injury (exposure to hazardous
materials) or loss of life. Installation
and service must be performed by a
qualified installer, service agency or the
gas supplier (who must read and follow
the supplied instruction before installing,
servicing, or removing this boiler. This
boiler contains materials that have been
identified as carcinogenic, or possibly
carcinogenic, to humans).
• To avoid severe burns, allow boiler to cool before
performing maintenance.
Boiler operation –
Do NOT install the appliance where it will
ƽ WARNING
be exposed to freezing temperatures.
• Do not block flow of combustion or ventilation air to
the boiler. This boiler is equipped with a control which
will automatically shut down the boiler should air or
vent be blocked. If vent or air blockage is easily
accessible and removable, remove it. The boiler should
attempt to restart. If blockage is not obvious or cannot
be removed, have the boiler and system checked by a
qualified service technician.
• Should overheating occur or gas supply fail to shut off,
do not turn off or disconnect electrical supply to the
circulator. Instead, shut off the gas supply at a location
external to the appliance.
When calling or writing about the boiler
NOTICE
– Please have the boiler model and serial
number from the boiler rating plate.
Consider piping and installation when
determining boiler location.
• Do not use this boiler if any part has been under water.
The possible damage to a flooded appliance can be
extensive and present numerous safety hazards. Any
appliance that has been under water must be replaced.
Any claims for damage or shortage in
shipment must be filed immediately
against the transportation company by
the consignee.
Boiler water –
•
Thoroughly flush the system (without boiler
connected) to remove sediment. The high-efficiency
heat exchanger can be damaged by build-up or
corrosion due to sediment.
Factory warranty (shipped with unit) does
not apply to units improperly installed or
improperly operated.
Failure to adhere to the guidelines on this
ƽ WARNING
• Do not use petroleum-based cleaning or sealing
compounds in the boiler system. Gaskets and seals in
the system may be damaged. This can result in
substantial property damage.
page can result in severe personal injury,
death, or substantial property damage.
• Do not use “homemade cures” or “boiler patent
medicines”. Serious damage to the boiler, personnel,
and/or property may result.
• Continual fresh make-up water will reduce boiler life.
Mineral buildup in the heat exchanger reduces heat
transfer, overheats the stainless steel heat exchanger,
and causes failure. Addition of oxygen carried in by
makeup water can cause internal corrosion. Leaks in
boiler or piping must be repaired at once to prevent
makeup water.
Freeze protection fluids –
• NEVER use automotive antifreeze. Use only inhibited
propylene glycol solutions, which are specifically
formulated for hydronic systems. Ethylene glycol is
toxic and can attack gaskets and seals used in hydronic
systems.
3
Outdoor Knight XL User’s Information Manual
1 Prevent combustion air contamination
If the boiler combustion air inlet is located
in any area likely to cause contamination,
or if products which would contaminate
the air cannot be removed, you must have
the combustion air and vent re-piped
and terminated to another location.
Contaminated combustion air will damage
the boiler, resulting in possible severe
personal injury, death, or substantial
property damage.
ƽ WARNING
Table 1 Corrosive Contaminants and Sources
Products to avoid:
Spray cans containing chloro/fluorocarbons
Permanent wave solutions
Chlorinated waxes/cleaners
Chlorine-based swimming pool chemicals
Calcium chloride used for thawing
Sodium chloride used for water softening
Refrigerant leaks
If the boiler combustion air inlet is located
in a laundry room or pool facility, for
example, these areas will always contain
hazardous contaminants.
ƽ WARNING
Pool and laundry products and common household
and hobby products often contain fluorine or chlorine
compounds. When these chemicals pass through the boiler,
they can form strong acids. The acid can eat through the
boiler wall, causing serious damage and presenting a possible
threat of flue gas spillage or boiler water leakage into the
building.
Paint or varnish removers
Hydrochloric acid/muriatic acid
Cements and glues
Antistatic fabric softeners used in clothes dryers
Chlorine-type bleaches, detergents, and cleaning solvents
found in household laundry rooms
Please read the information listed in Table 1. If contaminating
chemicals will be present near the location of the boiler
combustion air inlet, have your installer pipe the boiler
combustion air and vent to another location, per the Outdoor
Knight Boiler Installation and Operation Manual.
Adhesives used to fasten building products and other similar
products
Areas likely to have contaminants
Dry cleaning/laundry areas and establishments
Swimming pools
To prevent the potential of severe personal
ƽ WARNING
injury or death, check for areas and
products listed in Table 1 before installing
the boiler or air inlet piping.
Metal fabrication plants
Beauty shops
If contaminants are found, you MUST:
• Remove contaminants permanently.
—OR—
Refrigeration repair shops
Photo processing plants
• Relocate air inlet and vent
terminations to other areas.
Auto body shops
Plastic manufacturing plants
Furniture refinishing areas and establishments
New building construction
Remodeling areas
Garages with workshops
4
Outdoor Knight XL User’s Information Manual
2 Maintenance schedule
Owner maintenance
(see the Outdoor Knight XL User’s Information
Manual for instructions)
Service technician
(see the following pages for instructions)
General:
• Check boiler area
• Address reported problems
Daily
• Inspect interior; clean and vacuum if
necessary;
• Check pressure/temperature
gauge
• Clean condensate trap and fill with fresh
water
• Check for leaks (water, gas, flue,
condensate)
• Verify flue and air passage ways in good
condition and sealed tight
• Check air and vent termination
screens
• Check system water pressure/system
piping/expansion tank
Monthly
• Check control settings
• Check relief valve
• Check ignition and flame sense
electrodes (sand off any deposits; clean
and reposition)
• Check condensate drain system
• Check wiring and connections
•
Perform start-up checkout and
performance verification per Section 10.
•Test low water cutoff (if used)
• Flame inspection (stable, uniform)
Periodically
• Reset button (low water cutoff)
• Flame signal (at least 10 microamps at
high fire)
• Clean the heat exchanger if flue
temperature is more than 54°F (30°C)
above return water temperature.
• Check boiler piping (gas and
water) for leaks
Every
6 months
If combustion or performance
indicate need:
• Operate relief valve
• Clean heat exchanger
• Remove and clean burner using
compressed air only
End
of season
months
•Shut boiler down (unless boiler
used for domestic hot water)
• Clean the blower wheel
Follow the maintenance procedures given throughout this manual. Failure to perform the service and
maintenance or follow the directions in this manual could result in damage to the boiler or system,
resulting in severe personal injury, death, or substantial property damage.
ƽ WARNING
5
Outdoor Knight XL User’s Information Manual
2 Maintenance schedule
Maintenance procedures
Read the list of potential materials listed in Table 1A on
page 4 of this manual.
Boiler must be serviced and maintained
Check pressure/temperature gauge
The boiler must be inspected and started
ƽ WARNING
1. Make sure the pressure reading on the boiler pressure/
temperature gauge does not exceed 24 psi (165.5 kPa).
Higher pressure may indicate a problem with the
expansion tank.
annually at the beginning of the heating
season by a qualified service technician. In
addition, the maintenance and care of the
boiler designated on page 5 of this manual
and explained on pages 6 through 8 must
be performed to assure maximum boiler
efficiency and reliability. Failure to service
and maintain the boiler and system could
result in equipment failure, causing possible
severe personal injury, death, or substantial
property damage.
2. Contact a qualified service technician if problem
persists.
Check all piping for leaks
Eliminate all system or boiler leaks.
Continual fresh makeup water will
ƽ WARNING
reduce boiler life. Minerals can build
up in sections, reducing heat transfer,
overheating heat exchanger, and causing
heat exchanger failure. Leaking water
may also cause severe property damage.
The following information provides detailed
NOTICE
instructions for completing the maintenance
items listed in the maintenance schedule on
page 5. In addition to this maintenance,
the boiler must be serviced and started up
at the beginning of each heating season by a
qualified service technician.
1. Inspect all water and gas piping and verify to be leak
free.
2. Look for signs of leaking lines and correct any problems
found.
Check boiler area
To prevent potential of severe personal
ƽ WARNING
3. Contact a qualified service technician if problem
persists.
injury, death, or substantial property damage,
eliminate all materials discussed below from
the boiler vicinity and the vicinity of the
boiler combustion air inlet. If contaminants
are found:
Check relief valve
1. Inspect the boiler relief valve and the relief valve
discharge pipe for signs of weeping or leakage.
Remove products immediately from the
area. If they have been there for an extended
period, call a qualified service technician to
inspect the boiler for possible damage from
acid corrosion.
2. If the relief valve often weeps, the expansion tank may
not be working properly. Immediately contact your
qualified service technician to inspect the boiler and
system.
Check condensate drain system
1. Inspect the condensate drain line, condensate PVC
fittings and condensate trap.
If products cannot be removed, immediately
call
a
qualified service technician to
re-pipe vent and air piping and locate
vent termination/air intake away from
contaminated areas.
Fill condensate trap with water
1. Remove the PVC cap retaining screw from the PVC cap
(FIG. 2-1).
1. Combustible/flammable materials -- Do not store
combustible materials, gasoline or any other flammable
vapors or liquids near the boiler. Remove immediately if
found.
2. Remove the 2" PVC cap with the switch located at
the top of the trap (FIG. 2-1).
3. Fill with fresh water until the water begins to pour out of
the drain.
2. Air contaminants -- Products containing chlorine or
fluorine, if allowed to contaminate the boiler intake air,
will cause acidic condensate in the boiler. This will cause
significant damage to the boiler if allowed to continue.
4. Replace the cap. Press the cap onto the trap until the cap
makes contact with the drain.
5. Replace the retaining screw.
6
Outdoor Knight XL User’s Information Manual
2 Maintenance schedule
(continued)
3. Fill with fresh water until the water begins to pour out
of the drain.
Use materials approved by the authority
NOTICE
having jurisdiction. In the absence of
other authority, PVC and CPVC pipe
must comply with ASTM D1785 or D2845.
Cement and primer must comply with
ASME D2564 or F493. For Canada use
CSA or ULC certified PVC or CPVC pipe,
fittings, and cement.
4. Replace the cap. Press the cap onto the trap until the
cap makes contact with the drain.
5. Replace the retaining screw.
The condensate trap (FIG. 2-1) must
be filled with water during all times
ƽ WARNING
of boiler operation to avoid flue gas
emission from the condensate drain line.
Failure to fill the trap could result in
severe personal injury or death.
To allow for proper drainage on large
horizontal runs, a second line vent may
be required and tubing size may need to
increase to 1 inch.
NOTICE
The condensate line must remain
unobstructed, allowing free flow of
condensate. If condensate is allowed to
freeze in the line or if the line is obstructed
in any other manner, condensate can exit
from the boiler tee, resulting in potential
water damage to property. Call your
qualified service technician to inspect
the boiler and system.
Figure 2-1 Condensate Trap
RETAINING
SCREW
2” PVC CAP WITH
BLOCKED DRAIN SWITCH
PVC TEE ASSEMBLY
(FACTORY SUPPLIED)
8. A condensate removal pump is required if the boiler is
below the drain. When installing a condensate pump,
select one approved for use with condensing boilers
and furnaces. The pump should have an overflow
switch to prevent property damage from condensate
spillage. Call your qualified service technician to inspect
the boiler and system.
CONDENSATE FROM
TO FLOOR
DRAIN
HEAT EXCHANGER
Condensate disposal
1. This boiler is a high efficiency appliance that produces
condensate.
Figure 2 Condensate Disposal
2. The side of the boiler has a 1/2 inch PVC union for
connection of a 1/2 inch PVC pipe (FIG. 2-2).
3. Slope condensate tubing down and away from the
boiler into a drain or condensate neutralizing filter.
Condensate from the Knight XL will be slightly acidic
(typically with a pH from 3 to 5). Install a neutralizing
filter if required by local codes. Call your qualified
service technician to inspect the boiler and system.
1/2" PVC
BLY
TEE ASSEM
A Neutralizer Kit is available from the factory (Kit 3087
for Models 400 - 501 and Kit 30002 for Models 601 -
801). Call your qualified service technician to install.
)
SUPPLIED
(FACTORY
IMG00331
IN OR
FLOOR DRA
4. Install the 1/2 inch PVC tee assembly (shipped with the
unit) as shown in FIG. 2-2. Call your qualified service
technician to inspect the boiler and system.
DRA
IN PAN
ON
1/2" PVC UNI
)
SUPPLIED
(FACTORY
R KIT
NEUTRALIZE
5. Leave the top of the 1/2 inch tee OPEN. This is needed
as a vacuum break.
6. Do not expose condensate line to freezing temperatures.
7. Use only plastic tubing or piping as a condensate drain
line (FIG. 2-2).
7
Outdoor Knight XL User’s Information Manual
2 Maintenance schedule
Check air vents
Have leaks fixed at once by a qualified
ƽ WARNING
service technician. Failure to comply could
result in severe personal injury, death, or
substantial property damage.
1. Reference FIG. 3 below.
2. Visually inspect vent to make sure that no leaks are
present.
3. Replace the front access door.
3. If there is leaking, tighten the pin valve.
4. If the leak continues, replace the air vent.
Operate relief valve
1. Before proceeding, verify that the relief valve outlet has
been piped to a safe place of discharge, avoiding any
possibility of scalding from hot water.
Figure 3 Manual Air Vent
MANUAL
AIR VENT VALVE
To avoid water damage or scalding due
ƽ WARNING
to valve operation, a metal discharge
line must be connected to the relief
valve outlet and run to a safe place of
disposal. This discharge line must be
installed by a qualified heating installer
or service technician in accordance with
the instructions in the Outdoor Knight
Boiler Installation and Operation Manual.
The discharge line must be terminated
so as to eliminate possibility of severe
burns or property damage should the valve
discharge.
Test low water cutoff (if installed)
2. Read the boiler pressure/temperature gauge to make
sure the system is pressurized. Lift the relief valve
top lever slightly, allowing water to relieve through
the valve and discharge piping.
1. If the system is equipped with a low water cutoff, test the
low water cutoff periodically during the heating season,
following the low water cutoff manufacturer’s
instructions.
3. If water flows freely, release the lever and allow the valve
to seat. Watch the end of the relief valve discharge pipe
to ensure that the valve does not weep after the line has
had time to drain. If the valve weeps, lift the seat again to
attempt to clean the valve seat. If the valve continues to
weep afterwards, contact your qualified service
technician to inspect the valve and system.
Reset button (low water cutoff)
1. Testing the low water cutoff shuts the unit off. Press the
RESET button on the low water cutoff to turn the unit
back on.
Check boiler piping (gas and water)
4. If water does not flow from the valve when you lift the
lever completely, the valve or discharge line may be
blocked. Immediately shut down the boiler, following
the operating instructions on page 9 of this manual. Call
your qualified service technician to inspect the boiler and
system.
1. Remove the boiler front access door and perform a gas
leak inspection per steps 1 through 7 of the Operating
Instructions on page 9. If gas odor or leak is detected,
immediately shut down the boiler following the
procedures on page 9. Call a qualified service technician.
2. Visually inspect for leaks around water piping.
Also inspect the circulators, relief valve, and fittings.
Immediately call a qualified service technician to repair
any leaks.
Shut boiler down (unless boiler is used
for Domestic Water)
1. Follow “To Turn Off Gas to Appliance” on page 9 of this
manual.
2. Do not drain the system unless exposure to freezing
temperatures will occur.
3. Do not drain the system if it is filled with an antifreeze
solution.
4. DO NOT shut down boilers used for domestic water
heating, they must operate year-round.
8
Outdoor Knight XL User’s Information Manual
3 Operating instructions
FOR YOUR SAFETY READ BEFORE OPERATING
WARNING: If you do not follow these instructions exactly, a fire or explosion
may result causing property damage, personal injury, or loss of life.
‡ꢀꢀ,PPHGLDWHO\ꢀFDOOꢀ\RXUꢀJDVꢀVXSSOLHUꢀIURPꢀD
A. This appliance does not have a pilot. It is
neighbor’s phone. Follow the gas supplier’s
equipped with an ignition device which
instructions.
automatically lights the burner. Do not try
‡ꢀꢀ,Iꢀ\RXꢀFDQQRWꢀUHDFKꢀ\RXUꢀJDVꢀVXSSOLHUꢃꢀFDOO
the fire department.
to light the burner by hand.
B. BEFORE OPERATING smell all around
the appliance area for gas. Be sure to
smell next to the floor because some gas
is heavier than air and will settle on the
floor.
C. Use only your hand to turn the gas control knob.
Never use tools. If the handle will not turn by
hand, don’t try to repair it, call a qualified service
technician. Force or attempted repair may result
in a fire or explosion.
WHAT TO DO IF YOU SMELL GAS
D. Do not use this appliance if any part has been
under water. Immediately call a qualified
‡ꢀꢀ'RꢀQRWꢀWU\ꢀWRꢀOLJKWꢀDQ\ꢀDSSOLDQFHꢁ
service technician to inspect the appliance and
to replace any part of the control system and
any gas control which has been under water.
‡ꢀꢀ'RꢀQRWꢀWRXFKꢀDQ\ꢀHOHFWULFꢀVZLWFKꢂꢀGR
not use any phone in your building.
OPERATING INSTRUCTIONS
1. STOP! Read the safety information
above on this label.
8. Turn gas shutoff valve clockwise to “ON”.
Handle will be parallel to pipe.
2. Set the thermostat to lowest setting.
9. Install top cover.
10. Turn on all electric power to appliance.
11. Set thermostat to desired setting.
3. Turn off all electric power to the
appliance.
4. This appliance is equipped with an
ignition device which automatically lights
the burner. Do not try to light the burner
by hand.
12. If the appliance will not operate, follow the
instructions “To Turn Off Gas To Appliance” and
call your service technician or gas supplier.
5. Remove top cover.
6. Turn gas shutoff valve counterclockwise
to “OFF”. Handle will be perpendicular to
pipe. Do not force.
7. Wait five (5) minutes to clear out any gas.
If you then smell gas, STOP! Follow “B”
in the safety information above on this label.
If you don’t smell gas, go to next step.
TO TURN OFF GAS TO APPLIANCE
1. Set the thermostat to lowest setting.
4. Turn gas shut off valve counterclockwise to
“OFF”. Handle will be perpendicular to pipe.
Do not force.
2. Turn off all electric power to the appliance
if service is to be performed.
5. Install top cover.
3. Remove top cover.
LBL2284 REV -
9
Outdoor Knight XL User’s Information Manual
4 SMART SYSTEM control module
Outdoor Knight XL control module
Use the control panel (FIG. 4-1) to set temperatures, operating conditions, and monitor boiler operation.
Figure 4-1 Control Panel
NAVIGATION DIAL
The information on the bottom of the display shows the functions of the two SELECT keys (on either corner), and the
NAVIGATION dial (in the center):
MENU = Left SELECT Key
SETPOINTS = NAVIGATION Dial - Pressing Down
SHDN = Right SELECT Key
Access modes
Adjusting parameters
Before changing parameters, note the
settings so that the unit can be returned
to its original operating parameters.
Please note that the brackets ([]) denote
screen status.
NOTICE
CAUTION
User
The control uses an internal clock for the night setback
feature and for logging of events. For these features to
work properly, the clock must be set when the boiler is first
installed or any time the boiler has been powered off for
more than four (4) hours. This parameter must be accessed
to set the clock.
The user can adjust space heating and tank target temperatures
by pressing the NAVIGATION dial when “SETPOINTS” is
flashing at the bottom of the display. The user can adjust the
date and time, temperature units, and night setback override
(if active) by pressing the LEFT SELECT [MENU] key for
5 seconds. When the user password “0000” appears, then
press the RIGHT SELECT [SAVE] key (do not change the
password).
The internal clock does not adjust for
NOTICE
Daylight Savings Time and therefore,
will require a manual adjustment.
Installer
To set the clock, access the clock menu as described in the
User section. Rotate the NAVIGATION dial (if needed)
until the arrow (>) is pointing to “TIME & DATE”. Press the
NAVIGATION dial once. If the date and time are incorrect,
press the NAVIGATION dial again. The hours value will
begin flashing. Rotate the NAVIGATION dial until the hour
and AM/PM values are correct. Press the NAVIGATION
dial again. The minutes value will begin flashing. Rotate
the NAVIGATION dial to adjust the minutes. Repeat this
procedure to adjust the month, date and year. Save the
new settings as described in the Saving Parameters section
(this page).
Most parameters are available only to the installer, accessible
only by entering the installer password, see the Knight XL
Service Manual.
Saving parameters
Press the RIGHT SELECT [SAVE] key one time to return to
the parameter listing. Press the RIGHT SELECT [HOME]
key again to store the new settings and return to the Status
Screen.
10
Outdoor Knight XL User’s Information Manual
4 SMART SYSTEM control module
(continued)
Night Setback Override
Space heating (SH1, SH2, SH3) and tank set points
Any Night Setback On trigger currently active or scheduled
within the next seven (7) days can be skipped. To skip a
trigger, rotate the NAVIGATION dial until the arrow (>) is
next to the trigger you wish to skip. Press the NAVIGATION
dial once. “SK” will appear next to that trigger to indicate
that it will be skipped. You can restore an upcoming trigger
by selecting that trigger, and pressing the NAVIGATION dial
again. The “SK” next to that trigger will disappear.
Mixing valves are required for the
protection of any low temperature loops.
CAUTION
There are three (3) individual user set points for better zone
control. These are listed as SH1 Set Point through SH3 Set
Point. If multiple set points are calling for heat the highest set
point has priority. The range is SH Minimum Set point to SH
Maximum Set point (32°F (0°C) - 190°F (88°C)). The default
is 125°F (52°C).
To save any changes and return to the Home Screen, press
the RIGHT SELECT [HOME] key. To return to the Status
Screen without saving the changes, press the LEFT SELECT
[EXIT] key.
By installing a tank sensor, the SMART SYSTEM control can
perform the tank thermostat function. The SMART SYSTEM
control automatically detects the presence of this sensor, and
generates a DHW call for heat when the tank temperature
drops 6°F (-14°C) below the tank set point differential (Tank
Set point Differential parameter), and finishes the call for heat
when the tank temperature reaches tank set point + offset.
This parameter can be changed by the installer by accessing the
DHW Tank Set point parameter. The temperature range of this
parameter is 68°F (20°C) to 190°F (88°C). The default value is
125°F (52°C).
Temperature Units
The control can be configured to display temperature in
either °F or °C. This parameter can be changed by the user
or the installer by accessing the Temperature Units parameter.
The default is °F. To change the temperature units, access
the clock menu as described in the User section (this page).
Rotate the NAVIGATION dial until the arrow (>) is pointing
to “TEMPERATURE UNIT °F”. Press the NAVIGATION
dial once. The temperature unit will begin to flash. Rotate
the NAVIGATION dial until the desired temperature unit
is shown. Save the new setting as described in the Saving
Parameters section (page 10).
Press the NAVIGATION dial once. A menu will appear
showing the SH1, SH2, SH3, and DHW Set Points. Rotate
the NAVIGATION dial until the arrow (>) is pointing to the
setting you wish to change. Press the NAVIGATION dial again.
The value of the selected setting will begin to flash. Rotate the
NAVIGATION dial to adjust the value. Save the new setting as
described in the Saving Parameters section (page 10).
Manual and auto reset high limit set points
The set points used by the Manual Reset High Limit and the
Auto Reset High Limit are adjustable through the display. To
access these settings, press the NAVIGATION dial once, then
press the LEFT SELECT [LIMITS] key once. The two settings
appear. Rotate the NAVIGATION dial as needed so the arrow
(>) points to the limit setting you wish to adjust. Press the
NAVIGATION dial once. The value of that setting will begin
to flash. Rotate the NAVIGATION dial to change the value
to the desired set point. Press the RIGHT SELECT [SAVE]
key to save the new value, or the LEFT SELECT [EXIT] key to
leave the set point at the original value. The other high limit
setting may then be changed using the same procedure, if
desired. When finished, press the RIGHT SELECT [HOME]
key to store the new settings, or the LEFT SELECT [EXIT] key
to return to the Space Heating and DHW Set Points Menu.
11
Outdoor Knight XL User’s Information Manual
4 SMART SYSTEM control module
Figure 5 Status Display Screen
B
A
(CALL FOR
HEAT)
(BOILER
STATUS)
C
(OPERATIONAL
INFORMATION)
F
D
(LEFT SELECT
KEY)
(RIGHT SELECT KEY)
E
(NAVIGATION DIAL)
Status Display Screens
Section
Display
Description
The unit has not received a call for heat from a remote thermostat nor
has it received a call for heat from a DHW thermostat.
STANDBY
START
The unit has begun a burn cycle and is checking all safety circuits.
The unit has initiated a prepurge period on a call for heat.
PREPURGE
IGNITION
The unit has begun a spark period to ignite the main burner.
The unit has fired and is running at the displayed percentage.
A
%
(Boiler Status
Bar)
The call for heat has been satisfied and the unit runs the fan for an
additional postpurge period to clear the combustion chamber and
vent system of residual flue products.
POSTPURGE
SHUTDOWN
The unit has been placed in the OFF position.
The controlled temperature has exceeded its set point and its offset.
The unit has detected a condition that has temporarily interrupted
the current call for heat.
BLOCKED
Room Thermostat 1 has a call for heat.
Room Thermostat 2 has a call for heat.
Room Thermostat 3 has a call for heat.
B
The tank thermostat or sensor has a call for heat.
(Call for Heat
Indicators)
Indicates which room thermostat demand shows priority.
The unit is being controlled by a 0 - 10V BMS signal.
The member unit is supplying heat while in Cascade Mode.
12
Outdoor Knight XL User’s Information Manual
4 SMART SYSTEM control module
(continued)
Status Display Screens (cont’d)
Section
Display
Description
SYSTEM:
The temperature read by the system supply sensor (if connected).
TANK:
The temperature read by the tank sensor (if connected).
The temperature read by the outdoor sensor.
OUTDOOR:
INLET TEMP:
OUTLET TEMP:
DELTA T:
The temperature read at the inlet to the heat exchanger.
The temperature read at the outlet of the heat exchanger.
The temperature difference between the inlet and the outlet of the
heat exchanger.
FLUE TEMP:
The temperature read by the flue sensor.
FLAME CURRENT:
The current measured by the flame sense circuit.
FAN SPEED:
The speed of the combustion blower.
BOILER PUMP:
SYSTEM PUMP:
DHW PUMP:
The status of the boiler pump output.
The status of the system pump output.
The status of the DHW pump output.
C
(Operational
Information)
BMS VOLTAGE:
The voltage received from a BMS system.
BLR PUMP OUTPUT:
The speed signal sent to a variable speed boiler pump in percent.
SYS PUMP INPUT:
The speed signal received from a variable speed system pump control.
RATE OUTPUT:
SH RUN HOURS:
SH CYCLES:
A 0 - 10V signal indicating the firing rate of the boiler.
The total hours of operation in the Space Heating Mode.
The total burner cycles in the Space Heating Mode.
The total hours of operation in the DHW Mode.
The total burner cycles in the DHW Mode.
DHW RUN HOURS:
DHW CYCLES:
LAST 10 FAULTS NO:* The last 10 lockouts.
NIGHT SETBACK Shows the next Night Setback trigger (if active).
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Outdoor Knight XL User’s Information Manual
4 SMART SYSTEM control module
Status Display Screens (cont’d)
Section
Display
Description
Press and hold the LEFT SELECT key for 5 seconds to enter the Menu
Screen.
MENU
EXIT
YES
Press the LEFT SELECT key to exit the current screen or setting.
Press the LEFT SELECT key to confirm that the boiler needs to
shutdown.
D
(LEFT SELECT
key function)
Press the LEFT SELECT key to enter the screen that allows you to
adjust the limit settings.
LIMITS
HOME
SKIP
Press the LEFT SELECT key to return to the Status Screen and upload
parameter changes.
Press the LEFT SELECT key when in the Night Setback Screen to
access the Night Setback Skip Screen.
Turning the NAVIGATION dial will select the next or previous Status
Screen.
Pressing the NAVIGATION dial will show the next fault, NSB (Night
Setback) trigger, or ramp delay setting.
Pressing the NAVIGATION dial will select the setting indicated by
the cursor.
E
(NAVIGATION
Dial Function)
Pressing the NAVIGATION dial will display the Set Points Screen.
Turning the NAVIGATION dial will move the cursor up or down.
Turning the NAVIGATION dial will increase or decrease the current
setting.
SHDN
ON
Press the RIGHT SELECT key to turn the boiler OFF.
Press the RIGHT SELECT key to turn the boiler ON.
F
NO
Press the RIGHT SELECT key to cancel the shutdown operation.
Press the RIGHT SELECT key to save the current change.
(RIGHT SELECT
key function)
SAVE
HOME
Press the RIGHT SELECT key to return to the Status Screen and
upload parameter changes.
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Outdoor Knight XL User’s Information Manual
Notes
15
Revision Notes: Revision A (ECO C11234) initial release.
OKB-USER Rev A
10/12
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