Page 5 - III Before Installing; ) Make sure that the boiler is correctly sized:; IV Locating the Boiler; be reduced to the combustible clearances provided:; NOTICE
III Before Installing 1) Safe, reliable operation of this boiler depends upon installation by a professional heating contractor in strict accordance with this manual and the authority having jurisdiction. • In the absence of an authority having jurisdiction, installation must be in accordance with t...
Page 11 - VI Air for Ventilation; boiler room is a confined space.; WARNING
VI Air for Ventilation Air for combustion must always be obtained directly from outdoors, however sufficient air for ventilation must still be provided in the boiler room. Air for ventilation is required to keep various boiler components from over-heating and is always obtained from indoors. To ensu...
Page 13 - VII Venting
VII Venting WARNING FAILURE TO VENT THIS BOILER IN ACCORDANCE WITH THESE INSTRUCTIONS COULD CAUSE FLUE GAS TO ENTER THE BUILDING RESULTING IN SEVERE PROPERTY DAMAGE, PERSONAL INJURY, OR DEATH: * Use only vent systems and materials explicitly permitted by Crown for use with this boiler.* Do not attem...
Page 14 - • Vent Option 1; 2” above grade level.
12 2) Maximum Vent and Air Intake Lengths - The maximum length of the vent air intake piping depends upon the vent option selected and the boiler size. See Table 7.1 or 7.9 for the maximum vent length. In horizontal vent systems, the lengths shown in Table 7.1 are in addition to the first standard e...
Page 18 - ) Permitted Terminals for Vertical Venting; • Vent Option 5; TABLE 7.5: PERMISSIBLE STAINLESS STEEL VENT SYSTEMS
6) Permitted Terminals for Vertical Venting - • Vent Option 5 - A straight termination is installed in the end of the vent pipe. Vent manufacturer part numbers for these screens are shown in Table 7.5. The air inlet terminal consists of a 180 degree elbow (or two 90 degree elbows) with a rodent scre...
Page 21 - TABLE 7.9: SUMMARY OF VERTICAL VENTING OPTIONS
19 TABLE 7.9: SUMMARY OF VERTICAL VENTING OPTIONS VENT OPTION # 5 6 CLASSIFICATION USED IN THIS MANUAL VERTICAL TWIN PIPE VERTICAL CONCENTRIC ILLUSTRATED IN FIGURE 7.10 7.11 VENT PIPE PENETRATION THROUGH STRUCTURE ROOF ROOF AIR INTAKE PIPE STRUCTURETHROUGH STRUCTURE ROOF ROOF VENT PIPE SIZE 3” 80/12...
Page 23 - B. Removing an Existing Boiler From a Common Chimney; section does not apply to the installation of a BWC boiler.; NEVER COMMON VENT A BWC BOILER WITH OTHER APPLIANCES.
B. Removing an Existing Boiler From a Common Chimney Read this only if the BWC boiler is replacing an existing boiler that is being removed from a common chimney. This section does not apply to the installation of a BWC boiler. In some cases, when an existing boiler is removed from a common chimney,...
Page 24 - C. Assembly of Crown 60/100mm Concentric Venting; terminal and the inner pipe.; outer pipe only
22 C. Assembly of Crown 60/100mm Concentric Venting (IMPORTANT - Skip to Section D for 80/125mm Concentric Vent Assembly) WARNING Failure to follow the instructions could result in flue gas leakage into the combustion air or indoor air, resulting in unsafe or unreliable operation. • Do not lubricate...
Page 28 - D. Assembly of Crown 80/125mm Concentric Venting; Terminal
D. Assembly of Crown 80/125mm Concentric Venting (IMPORTANT - See Section C for 60/100mm Concentric Vent Assembly) WARNING Failure to follow the instructions could result in flue gas leakage into the combustion air or indoor air, resulting in unsafe or unreliable operation. • Do not lubricate concen...
Page 38 - the three hose clamp tabs on this collar outward slightly.
36 3) Assembly of Metal-Fab Corr/Guard Vent System: a) Corr/Guard General Notes: • Do not cut Corr/Guard vent components.• Refer to Corr/Guard installation instructions for proper methods of support.• Orient Corr/Guard components so that the males ends of all fittings point in the direction of the b...
Page 42 - F. Condensate Trap and Drain Line
40 8) Installation of Vertical Exhaust Terminal - Use the terminal supplied by the vent system manufacturer shown in Table 7.5. Attach to the vent system, following the assembly instructions in this manual for the stainless vent system being used. 9) Assembly of the Air Intake System and Air Intake ...
Page 45 - IX System Piping; A. General System Piping Precautions; CAUTION; THOSE LISTED IN PART XI OF THIS MANUAL.; TABLE 9.1: FLOW REQUIREMENTS THROUGH BOILER; BOILER MODEL
43 IX System Piping A. General System Piping Precautions CAUTION THE HEAT EXCHANGER USED IN THE BWC IS MADE FROM A SPECIAL ALUMINUM ALLOY. FAILURE TO TAKE THE FOLLOWING PRECAUTIONS COULD RESULT IN SEVERE BOILER DAMAGE. • BEFORE CONNECTING BOILER, MAKE SURE THAT THE SYSTEM IS FREE OF SEDIMENT, FLUX A...
Page 52 - C: Standard Piping Installation Requirements; DANGER
BWC070, BWC090 BWC120 BWC151 0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15.00 16.00 17.00 18.00 19.00 4 5 6 7 8 9 10 11 12 13 14 15 16 FLOW (GPM) Head Loss (ft wc) C: Standard Piping Installation Requirements Observe the following guidelines when making the actua...
Page 53 - D. Piping for Special Situations; IMPORTANT
51 2) Circulator (Required) - Usually at least two circulators will be required to properly install a BWC Series boiler. See the previous section for information on sizing the circulators. 3) Expansion Tank (Required) - If this boiler is replacing an existing boiler with no other changes in the syst...
Page 55 - X Wiring
53 X Wiring 1) Line Voltage (120 VAC) Connections (Fig 10.1) – The line voltage connections are located in the junction box on the right side of the vestibule: • Black – Line voltage “hot” • White – “Neutral” for boiler and circulators • Red – “Heating” circulator “hot” • Blue – “Indirect Water Heat...
Page 59 - XI Start-up and Checkout
57 XI Start-up and Checkout Use the following procedure for initial start-up of the boiler: 1) If not already done, flush the system to remove sediment, flux, and traces of boiler additives. This should be done with the boiler isolated from the system. 2) Fill the boiler and hydronic system with wat...
Page 61 - BWC Series Lighting and Operating Instructions
A. • C. B. D. •• • 1. 6. 2. 7. 3. 4. 8. 9. 5. 10. 11. 12. 1. 3. 2. 4. FOR YOUR SAFETY READ BEFORE LIGHTING This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand. Do not touch any electric switch; do ...
Page 70 - XIII. Service and Maintenance; flammable vapors and liquids.
XIII. Service and Maintenance IMPORTANT WARRANTY DOES NOT COVER BOILER DAMAGE OR MALFUNCTION IF THE FOL-LOWING STEPS ARE NOT PERFORMED AT THE INTERVALS SPECIFIED. 1) Continuously: a. Keep the area around the boiler free from combustible materials, gasoline and other flammable vapors and liquids. b. ...
Page 73 - Table 14.3: Soft Lockout Codes Displayed
71 B. Trouble shooting problems where a soft lockout code is displayed. When a soft lockout occurs, the boiler will shut down and the display will alternate between the number “9” and the letter “b” followed by a two digit service code. The boiler will automatically restart once the condition that c...
Page 75 - XV Parts; Crown
73 XV Parts The following parts may be obtained from any Crown distributor. To find the closest Crown distributor, consult the area Crown representative or the factory at: Crown Boiler Co. Customer Service P.O. Box 14818 Philadelphia, PA 19134 www.crownboiler.com