Knight 211 User'S Information Manual Download | Manualshive

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Revision Notes: Revision A (ECO C05747) initial release.
Reflects the new model numbers for the Knight Wall Mount
upgrade.

Revision B (ECO C07072) reflects the change in design of
the manual air vent and the update of FIG. 2-3 on page 8.

Revision C (ECO #C09161) reflects updates made to the
SMART SYSTEM control (ECR #R04523).

Revision D (ECO #C10143) reflects updates made to the
ignition timing information.

WBII-USER

Rev

D

04/12

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...
14
15
16

Summary of Contents for 211

Page 1: ... 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 t...

Page 2: ...ult in property damage NOTICE indicates special instructions on installation operation or maintenance that are important but not related to personal injury or property damage Contents HAZARD DEFINITIONS 2 PLEASE READ BEFORE PROCEEDING 3 1 PREVENT COMBUSTION AIR CONTAMINATION 4 2 MAINTENANCE SCHEDULE 5 Maintenance Procedures 6 Boiler Must Be Serviced and Maintained 6 Check Boiler Area 6 Check Press...

Page 3: ...rical supply to the circulator Instead shut off the gas supply at a location external to the appliance 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 Boiler water Thoroughly flush the system without boiler connected to remove sediment The...

Page 4: ...shments Swimming pools Metal fabrication plants Beauty shops Refrigeration repair shops Photo processing plants Auto body shops Plastic manufacturing plants Furniture refinishing areas and establishments New building construction Remodeling areas Garages with workshops Table 1A Corrosive Contaminants and Sources WARNING If the boiler combustion air inlet is located in any area likely to cause cont...

Page 5: ...n 54 F above return water temperature If combustion or performance indicate need Clean heat exchanger Remove and clean burner using compressed air only Clean the blower wheel Owner maintenance see pages 6 8 for detailed instructions Daily Check boiler area Check pressure temperature gauge Monthly Check vent piping Check air piping Check air and vent termination screens Check relief valve Check con...

Page 6: ...ontaminate the boiler intake air will cause acidic condensate in the boiler This will cause significant damage to the boiler if allowed to continue Read the list of potential materials listed in Table 1A 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 ...

Page 7: ...installed in the unit open this is needed as a vacuum break The blocked drain switch will shut the boiler down before any condensate can flow out of the tee 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 ...

Page 8: ...ft 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 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 ...

Page 9: ...User s Information Manual 9 3 Operating instructions o C ...

Page 10: ...ss the RIGHT SELECT HOME key again to store the new settings and return to the Status Screen Please note that the brackets denote screen status NOTICE Adjusting parameters CAUTION Before changing parameters note the settings so that the unit can be returned to its original operating parameters The control uses an internal clock for the night setback feature and for logging of events For these feat...

Page 11: ...ng 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 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 By installing a tank sensor the SMART SYSTEM c...

Page 12: ...ditional postpurge period to clear the combustion chamber and vent system of residual flue products SHUTDOWN The unit has been placed in the OFF position The controlled temperature has exceeded its set point and its offset BLOCKED The unit has detected a condition that has temporarily interrupted the current call for heat B Call for Heat Indicators Room Thermostat 1 has a call for heat Room Thermo...

Page 13: ...nt measured by the flame sense circuit FAN SPEED The speed of the combustion blower BOILER PUMP The status of the boiler pump output SYSTEM PUMP The status of the system pump output DHW PUMP The status of the DHW pump output 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 fr...

Page 14: ...back Skip Screen E NAVIGATION Dial Function 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 Pressing the NAVIGATION dial will display the Set Points Screen Turning the NAVIGATION dial will move ...

Page 15: ...15 Notes User s Information Manual ...

Page 16: ...ount upgrade Revision B ECO C07072 reflects the change in design of the manual air vent and the update of FIG 2 3 on page 8 Revision C ECO C09161 reflects updates made to the SMART SYSTEM control ECR R04523 Revision D ECO C10143 reflects updates made to the ignition timing information WBII USER Rev D 04 12 ...

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