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User’s Information Manual

1  

Prevent combustion air contamination

4

If the boiler combustion air inlet is  located 
in a laundry room or pool facility, for 
example, these areas will always contain 
hazardous contaminants.

To prevent the potential of severe 
personal injury or death, check for areas 
and products listed in Table 1A before 
installing the boiler or air inlet piping.

If contaminants are found, you MUST:

  • Remove contaminants permanently.  
   

          —OR—

  • Relocate air inlet and vent   

 

    terminations to other areas.

 WARNING

 WARNING

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

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
Adhesives used to fasten building products and other similar 
products

Areas likely to have contaminants

Dry cleaning/laundry areas and establishments

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 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.

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.

Please read the information listed in Table 1A.  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 Wall Mount Installation and Operation Manual.

Содержание 211

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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 ...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

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

Страница 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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