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WBII-I-O Rev C
Installation & Operation Manual
Models: 51 - 211
This manual must only be used by a
WARNING
qualified heating installer / service
technician. Read all instructions,
including this manual and the Knight
Wall Mount 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.
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Contents HAZARD DEFINITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Vertical Termination - Optional Concentric Vent . . . . . . . 29-30 PLEASE READ BEFORE PROCEEDING . . . . . . . . . . . . 3 Optional Vertical Concentric Venting . . . . . . . . . . . . . . . . 31-32 THE KNIGHT WALL MOUNT BOILER--HOW IT WORKS . . . 4-5 6. HYDRONIC PIPING RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 System Water Piping Methods . . . . . . . . . . . . . . . .
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Installation & Operation Manual Please read before proceeding Installer – Read all instructions, When servicing boiler – WARNING including this manual and the Knight � To avoid electric shock, disconnect electrical supply Wall Mount Service Manual, before before performing maintenance. installing. Perform steps in the order given. � To avoid severe burns, allow boiler to cool before User – This manual is for use only by a performing maintenance. qualified heating installer/service technicia
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Installation & Operation Manual The Knight Wall Mount Boiler - How it works... 1. Stainless steel heat exchanger 16. SMART SYSTEM Control Module Allows system water to flow through specially designed The SMART SYSTEM Control responds to internal and coils for maximum heat transfer, while providing external signals and controls the blower, gas valve, and pumps protection against flue gas corrosion. The coils are to meet the heating demand. encased in a jacket that contains the combustion proc
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Installation & Operation Manual The Knight Wall Mount Boiler - How it works... (continued) Models 51 - 211 17 11 28 19 22 14 15 23 13 21 30 FRONT OF UNIT 10 Front View Bottom View 6 1 32 2 25 24 16 8 5 7 20 4 27 14 29 22 26 31 18 13 3 Left Side (inside unit) Right Side (inside unit) 5
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Installation & Operation Manual Ratings Knight Wall Mount Boiler Other Specifications I=B=R Rating Net Model I=B=R Input Heating AFUE Number Boiler Water Vent/Air Size Ratings MBH Capacity % Water Gas Content Water, MBH Connections Connections Note: Change (Note 5) Gallons MBH “N” to “L” for L.P. gas models. Min Max (Note 3, 8) (Note 1, 8) (Note 4) (Note 2, 8 WBN051 10 50 45 39 95.3 0.6 1" 1/2" 2" WBN081 16 80 72 63 95.3 0.6 1" 1/2" 2" WBN106 21 105 94 82 95.4 0.7 1" 1/2" 2" WBN151
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Installation & Operation Manual 1 Determine boiler location This appliance is certified as an indoor Installation must comply with: WARNING appliance. Do not install the appliance � Local, state, provincial, and national codes, laws, outdoors or locate where the appliance will regulations, and ordinances. be exposed to freezing temperatures or to � National Fuel Gas Code, ANSI Z223.1 – latest edition. temperatures that exceed 100°F. � Standard for Controls and Safety Devices for Failure to i
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Installation & Operation Manual 1 Determine boiler location Figure 1-1 Closet Installation - Minimum Required Clearances TOP For closet installations, CPVC or LEFT WARNING 6" MINIMUM stainless steel vent material MUST 24" SERVICE BE used in a closet structure due to 0" MINIMUM VENTILATING elevated temperatures. Failure to * AIR OPENING follow this warning could result in fire, personal injury, or death. 6" RIGHT 0" MINIMUM 1" MINIMUM CLEARANCE AROUND VENT PIPE CLOSED DOOR 6" VENTILATING * A
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Installation & Operation Manual 1 Determine boiler location (continued) Provide air openings to room: Residential garage installation Knight wall mount boiler alone in boiler room Precautions Take the following precautions when installing the appliance in 1. No air ventilation openings into the boiler room are a residential garage. If the appliance is located in a residential needed when clearances around the Knight wall mount garage, it should be installed in compliance with the latest boiler
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Installation & Operation Manual 1 Determine boiler location When using an existing vent system to Table 1A Corrosive Contaminants and Sources install a new boiler: Products to avoid: Failure to follow all instructions can result WARNING Spray cans containing chloro/fluorocarbons in flue gas spillage and carbon monoxide emissions, causing severe personal injury Permanent wave solutions or death. Check the following venting components before installing: Chlorinated waxes/cleaners Chlorine-based
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Installation & Operation Manual 1 Determine boiler location When removing a boiler from existing common vent system: Do not install the Knight wall mount boiler g. Any improper operation of the common venting system DANGER should be corrected so the installation conforms with into a common vent with any other the National Fuel Gas Code, ANSI Z223.1/NFPA 54 appliance. This will cause flue gas spillage or and/or CAN/CSA B149.1, Natural Gas and Propane appliance malfunction, resulting in possib
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Installation & Operation Manual 2 Prepare boiler Table 2A LP Conversion Table Remove boiler from wood pallet LP Conversion Table 1. After removing the outer shipping carton from the boiler, remove the parts box. Model LP Orifice Stamping 51 50 2. To remove the boiler from the pallet: 81 80 a. Remove the two (2) lag bolts securing the bottom 106 105 of the unit to the pallet. 151 210 / W150 b. Lift the boiler off the wall bracket mounted to 211 210 / W150 the pallet. 1. Remove the front access
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Installation & Operation Manual 2 Prepare boiler (continued) The boiler is too heavy for a single person to 13. Reattach the wiring connector to the gas valve. Tighten WARNING lift. A minimum of two people is needed for the screw on the wiring connector to secure to the gas mounting the boiler onto the bracket. valve. Mounting to a concrete wall: 14. Turn the gas valve power switch to the “ON” position. 1. Mount the wall bracket using the two (2) wedge anchor 15. Reattach the bezel to the
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Installation & Operation Manual 3 General venting Direct venting options - Sidewall Vent Figure 3-1 PVC/CPVC Two-Pipe Sidewall Figure 3-2 Stainless Steel Two-Pipe Sidewall Termination - See page 21 for more details Termination - See page 22 for more details Figure 3-3 PVC/CPVC Concentric Sidewall Termination - See page 24 for more details 14
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Installation & Operation Manual 3 General venting (continued) Direct venting options - Vertical Vent Figure 3-5 Stainless Steel Two-Pipe Figure 3-4 PVC/CPVC Two-Pipe Figure 3-6 PVC/CPVC Concentric Vertical Termination - See page 27 Vertical Termination - See page 27 Vertical Termination - See page 29 for more details for more details for more details Direct venting options - Vertical Vent, Sidewall Air Figure 3-7 PVC/CPVC Vertical Vent, Sidewall Air Figure 3-8 Stainless Steel Vertical Vent, Sid
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Installation & Operation Manual 3 General venting Install vent and combustion air piping Insulation should not be used on PVC or WARNING CPVC venting materials. The use of The Knight wall mount boiler must be DANGER insulation will cause increased vent wall vented and supplied with combustion and temperatures, which could result in vent ventilation air as described in this section. pipe failure. Ensure the vent and air piping and the combustion air supply comply with these For models 50 -
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Installation & Operation Manual 3 General venting (continued) 5. Dry fit vent or air piping to ensure proper fit up before e. While primer is still wet, apply an even coat of assembling any joint. The pipe should go a third to approved cement to the pipe equal to the depth of two-thirds into the fitting to ensure proper sealing after the fitting socket. cement is applied. f. While primer is still wet, apply an even coat of 6. Priming and Cementing: approved cement to the fitting
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Installation & Operation Manual 3 General venting When a sidewall or vertical rooftop combustion air supply Using vent or air intake materials other WARNING system is disconnected for any reason, the air inlet pipe must than those specified, failure to properly be resealed to ensure that combustion air will be free of seal all seams and joints or failure to follow contaminants and supplied in proper volume. vent pipe manufacturer’s instructions can result in personal injury, death or propert
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Installation & Operation Manual 3 General venting (continued) Stainless steel air intake/vent For 2" vent / air lengths greater than 40 feet, NOTICE consult the factory. connections 1. Combustion Air Intake Connector (FIG. 3-10) - Used Note: The minimum combustion air and vent piping length is to provide combustion air directly to the unit from 12 equivalent feet. outdoors. A fitting is provided on the unit for final When determining equivalent combustion air and vent length, connection. C
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Installation & Operation Manual 3 General venting Optional room air Optional room air is intended for Please read the information given in Table 1A, page 10, listing NOTICE commercial applications. Combustion air contaminants and areas likely to contain them. If piping to the outside is recommended for contaminating chemicals will be present near the location of the residential applications. boiler combustion air inlet, have your installer pipe the boiler combustion air and vent to another l
