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WBII-I-O Rev I
Installation & Operation Manual
Models: 51 - 211
This manual must only be used by
WARNING
a 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 6. HYDRONIC PIPING PLEASE READ BEFORE PROCEEDING ........................ 3 System Water Piping Methods ......................................... 35 THE KNIGHT WALL MOUNT BOILER -- HOW IT WORKS .. 4-5 Low Water Cutoff Device ................................................. 35 RATINGS ........................................................................... 6 Chilled Water System ...............................
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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 performing maintenance. by a qualified heating installer/ ser
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Installation & Operation Manual The Knight Wall Mount Boiler - How it works... 1. Stainless steel heat exchanger 15. Gas connection pipe Allows system water to flow through specially designed Threaded pipe connection of 1/2". This pipe should be coils for maximum heat transfer, while providing connected to the incoming gas supply for the purpose of protection against flue gas corrosion. The coils are delivering gas to the boiler. encased in a jacket that contains the combus
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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 AHRI Rating Net Input AFUE AHRI Model Number Vent/Air Size Heating Boiler Water MBH % Ratings Water Gas Capacity Content Note: Change Water, Connections Connections MBH (Note 5) “N” to “L” for Gallons MBH L.P. gas models. (Note 1, 8) (Note 4) (Note 2, 8 (Note 3, 8) Min Max 0.6 1" 1/2" 2" WBN051 10 50 45 39 95.3 0.6 1" 1/2" 2" WBN081 16 80 72 63 95.3 0.7 1" 1/2" 2" W
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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 f
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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" VE
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Installation & Operation Manual 1 Determine boiler location (continued) Provide air openings to room: Residential garage installation Precautions Knight wall mount boiler alone in boiler room 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 l
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Installation & Operation Manual 1 Determine boiler location Table 1A Corrosive Contaminants and Sources When using an existing vent system to 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 Ch
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Installation & Operation Manual 1 Determine boiler location (continued) When removing a boiler from existing common vent system: Do not install the Knight wall mount g. Any improper operation of the common venting system DANGER should be corrected so the installation conforms with boiler 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 malfu
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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 t
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Installation & Operation Manual 2 Prepare boiler (continued) The boiler is too heavy for a single person 13. Reattach the wiring connector to the gas valve. Tighten WARNING to lift. A minimum of two people is needed the screw on the wiring connector to secure to the gas for 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 be
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Installation & Operation Manual 3 General venting Direct venting options - Sidewall Vent Figure 3-2 PVC/CPVC Concentric Sidewall Figure 3-1 Two-Pipe Sidewall Termination - See Termination - See page 26 for more details page 22 for more details Direct venting options - Vertical Vent Figure 3-4 PVC/CPVC Concentric Figure 3-3 Two-Pipe Vertical Figure 3-5 Vertical Vent, Sidewall Vertical Termination - See page 31 Termination - See page 29 for more Air for more details details 14
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Installation & Operation Manual 3 General venting (continued) Install vent and combustion air piping The Knight wall mount boiler must be The Knight wall mount boiler vent and air piping can be DANGER vented and supplied with combustion and installed through the roof or through a sidewall. Follow the ventilation air as described in this section. procedures in this manual for the method chosen. Refer to the Ensure the vent and air piping and the information in this manual to
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Installation & Operation Manual 3 General venting Minimum / Maximum allowable Requirements for installation in combustion air and vent piping lengths Canada are as follows: 1. Installations must be made with a vent pipe system certified to ULC-S636. Combustion Air = 12 equivalent feet minimum / 100 IPEX is an approved vent manufacturer in Canada equivalent feet maximum supplying vent material listed to ULC-S636. Vent = 12 equivalent feet minimum / 100 equivalent feet 2. The f
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Installation & Operation Manual 3 General venting (continued) Materials Air inlet pipe materials: The air inlet pipe(s) must be sealed. Choose acceptable The PVC, CPVC, or ABS air inlet pipe should be cleaned and combustion air inlet pipe materials from the following list: sealed with the pipe manufacturer’s recommended solvents and standard commercial pipe cement for the material used. PVC, CPVC, Polypropylene or ABS The PVC, CPVC, ABS, Dryer Vent or Flex Duct air inlet pipe
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Installation & Operation Manual 3 General venting Optional room air Optional room air is intended for Air contamination NOTICE commercial applications. Combustion air Pool and laundry products and common household and hobby piping to the outside is recommended for products often contain fluorine or chlorine compounds. When residential applications. these chemicals pass through the boiler, they can form strong Commercial applications utilizing the Knight wall mount acids. Th
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Installation & Operation Manual 3 General venting (continued) PVC/CPVC This product has been approved for use with the PVC/CPVC Examples: 1. Seven (7) feet vertical vent materials listed in Table 3D. 2. Connector + 90° elbow + 2 feet horizontal 3. One (1) foot vertical + 90° elbow + 1 foot Installing vent and air piping horizontal The vent connection to the appliance must 1. Work from the boiler to vent or air termination. Do not WARNING be made with the starter piece provid
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Installation & Operation Manual 3 General venting Polypropylene Use only the adapters and vent system listed WARNING in Tables 3E and 3F. DO NOT mix vent This product has been approved for use with polypropylene systems of different types or manufacturers. vent with the manufacturers listed in Table 3E. Failure to comply could result in severe All terminations must comply with listed options in this manual personal injury, death, or substantial and be a single-wall vent off
