KBII-USER Rev F
User’s Information Manual
Models: 81 - 286
ƽ WARNING
If the information in this manual is not followed exactly, a fire or
explosion may result causing property damage, personal injury or
loss of life.
This appliance MUST NOT be installed in any location where
gasoline or flammable vapors are likely to be present.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do not use any phone in your
building.
• Immediately call your gas supplier from a near by phone.
Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
• Installation and service must be performed by a qualified
installer, service agency, or the gas supplier.
Save this manual for future reference.
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User’s Information Manual
Please read before proceeding
The Knight Boiler Installation and
Operation Manual along with the Knight
Boiler service and maintenance –
NOTICE
• To avoid electric shock, disconnect electrical supply
before performing maintenance.
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 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
• 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.
number from the boiler rating plate.
Consider piping and installation when
determining boiler location.
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.
• 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.
Failure to adhere to the guidelines on this
ƽ WARNING
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.
DO NOT install units in rooms or
ƽ WARNING
environments that contain corrosive
contaminants (see Table 1 on page 4).
Failure to comply could result in severe
personal injury, death, or substantial
property damage.
• 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
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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 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
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User’s Information Manual
2 Maintenance schedule
Owner maintenance
Service technician
(see pages 6 - 8 for detailed instructions)
(see the Knight Boiler Service Manual)
• Check boiler area
General:
• Check pressure/temperature
• Reported problems
gauge
• Inspect interior; clean and vacuum if
necessary
Daily
• Clean condensate trap and fill with fresh
water
• Check for leaks (water, gas, flue,
condensate)
• Check vent piping
• Check air piping
• Verify flue and air lines in good condition
and sealed tight
• Check system water pressure/system
piping/expansion tank
Monthly
• Check air and vent termination
screens
• Check control settings
• Check relief valve
• Check condensate drain system
• Check air vents
• Ignition and flame sense electrodes
(sand off any deposits; clean and
reposition)
• Wiring and connections
• Perform start-up checkout and
performance verification per Section 10
in the Knight Installation and Operation
Manual.
• Test low water cutoff (if used)
Periodically
• Reset button (low water cutoff)
• Flame inspection (stable, uniform)
• Flame signal (at least 4 mA)
• Check boiler piping (gas and
water) for leaks
• Clean the heat exchanger if flue
temperature is more than 54°F above
return water temperature.
Every
6 months
• Operate relief valve
If combustion or performance
indicate need:
• Clean heat exchanger
End
of season
months
•Shut boiler down (unless boiler
used for domestic hot water)
• Remove and clean burner using
compressed air only
• 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
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User’s Information Manual
2 Maintenance schedule
Maintenance procedures
Read the list of potential materials listed in Table 1 on
page 4 of this manual. If any of these products are in the
room from which the boiler takes its combustion air, they
must be removed immediately or the boiler combustion
air (and vent termination) must be relocated to another
area.
Boiler must be serviced and maintained
The boiler must be inspected and started
ƽ WARNING
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.
Check pressure/temperature gauge
1. Make sure the pressure reading on the boiler pressure/
temperature gauge does not exceed 24 psi. Higher
pressure may indicate a problem with the expansion
tank.
2. Contact a qualified service technician if problem persists.
Check vent piping
The following information provides
NOTICE
1. Visually inspect the flue gas vent piping for any signs of
blockage, leakage, or deterioration of the piping. Notify
your qualified service technician at once if you find any
problems.
detailed 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.
Failure to inspect the vent system as noted
ƽ WARNING
above and have it repaired by a qualified
service technician can result in vent system
failure, causing severe personal injury or
death.
Check boiler area
Check air piping
To prevent potential of severe personal
ƽ WARNING
injury, death, or substantial property
1. Visually inspect the air inlet termination to be sure it is
unobstructed. Inspect the entire length of air piping to
ensure piping is intact and all joints are properly sealed.
damage, eliminate all materials discussed
below from the boiler vicinity and the
vicinity of the boiler combustion air inlet.
If contaminants are found:
2. Call your qualified service technician if you notice any
problems.
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.
Check relief valve
1. Inspect the boiler relief valve and the relief valve
discharge pipe for signs of weeping or leakage.
If products cannot be removed,
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.
immediately call
a
qualified service
technician to re-pipe vent and air piping
and locate vent termination/air intake
away from contaminated areas.
Check condensate drain system
1. Combustible/flammable materials -- Do not store
combustible materials, gasoline or any other flammable
vapors or liquids near the boiler. Remove immediately if
found.
1. Inspect the condensate drain line, condensate PVC
fittings and condensate trap.
Fill condensate trap with water
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.
1. Remove the PVC cap retaining screw from the PVC cap
(FIG. 1).
2. Remove the 2" PVC cap with the switch located at the top
of the trap (FIG. 1).
6
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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
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.
NOTICE
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. 1) must be
filled with water during all times of boiler
ƽ WARNING
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 1 Condensate Trap
2" PVC CAP WITH
BLOCKED DRAIN SWITCH
RETAINING SCREW
1/2" (12.7mm) PVC ELBOW
( FIELD SUPPLIED)
7. 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.
TO FLOOR DRAIN
CONDENSATE FROM
HEAT EXCHANGER
IMG00846
Condensate disposal
Figure 2 Condensate Disposal
1. This boiler is a high efficiency appliance that produces
condensate.
2. The side of the boiler has a 1/2 inch PVC union for
connection of a 1/2 inch PVC pipe (FIG. 2).
3. Slope condensate tubing down and away from the
boiler into a drain or condensate neutralizing filter.
Condensate from the Knight boiler 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.
A
Neutralizer Kit is available from the factory
1/2" (12.7MM) PVC ELBOW
(FIELD SUPPLIED)
(Kit #3087). Call your qualified service technician to
install.
1/2" (12.7MM) PVC UNION
(FACTORY SUPPLIED)
NEUTRALIZER KIT
4. Install the 1/2 inch PVC elbow (field supplied) as shown
in FIG. 2. Call your qualified service technician to
inspect the boiler and system.
FLOOR DRAIN OR
DRAIN PAN
IMG00850
5. Do not expose condensate line to freezing temperatures.
6. Use only plastic tubing or piping as a condensate drain
line (FIG. 2).
7
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User’s Information Manual
2 Maintenance schedule
Check air vents
Have leaks fixed at once by a qualified
service technician. Failure to comply could
result in severe personal injury, death, or
substantial property damage.
ƽ WARNING
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 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
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User’s Information Manual
3 Operating instructions
o
C
9
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User’s Information Manual
4 SMART SYSTEM control module
Knight boiler control module
Use the control panel (FIG. 4) to set temperatures, operating conditions, and monitor boiler operation.
Figure 4 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
Please note that the brackets ([]) denote
screen status.
Before changing parameters, note the
settings so that the unit can be returned to
its original operating parameters.
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
Daylight Savings Time and therefore,
NOTICE
will require a manual adjustment.
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
Installer
Most parameters are available only to the installer, accessible
only by entering the installer password, see the Knight
Boiler 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.
(this page).
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10
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
This boiler is equipped with outdoor air reset, a feature that
saves energy by reducing the boiler water temperature as the
heating load decreases. Three (3) individual outdoor resets
for low outdoor temperatures are available. The reset curve
parameters can be changed by the installer by accessing the
Outdoor Reset menu.
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.
There are three (3) individual user set points for better zone
control. These are listed as SH1 Set Point through SH3 Set
Point. These set points provide a maximum boiler water
temperature limit to the outdoor reset curve of each zone. The
boiler operating set point is calculated from the individual reset
curve of each zone. If multiple space heating 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).
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).
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 (Tank Set point parameter),
and finishes the call for heat when the tank temperature
reaches tank set point. 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).
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).
11
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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
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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.
The last 10 lockouts.
DHW RUN HOURS:
DHW CYCLES:
LAST 10 FAULTS NO:*
NIGHT SETBACK
Shows the next Night Setback trigger (if active).
13
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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
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.
YES
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.
14
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Notes
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Revision Notes: Revision A (ECO C05747) initial release. Reflects the
new model numbers for the Knight upgrade.
Revision B (ECO C07072) reflects the change in design of manual air
vent valve and the update of FIG. 3 on page 8.
Revision C (ECO #C09197) updates made to the SMART SYSTEM
control (ECR #R04523).
Revision D (ECO #C10143) reflects updates made to the ignition timing
information.
Revision E (ECO #C11102) reflects outdoor air reset updates.
Revision F (ECO #C14411) reflects condensate trap changes (R6594)
on page 7, along with the addition of the corrosive contaminant warning
on page 3 (R06313).
KBII-USER Rev F
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