U.S. Boiler Company V8H SERIES Installation, Operating And Service Instructions
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U.S. Boiler Company V8H SERIES Installation, Operating And Service Instructions

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As an
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V8H3S, V8H3W, V8H4S,
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Summary of Contents for U.S. Boiler Company V8H SERIES

  • Page 1 ™ As an ENERGY STAR Partner, ® U.S. Boiler Company has determined that the V8H3S, V8H3W, V8H4S, V8H4W, V8H5S, V8H5W, V8H6S, V8H6W and V8H7 9700609 meet the ENERGY STAR ® guidelines for Energy efficiency established by the United States Environmental Protection Agency (EPA).
  • Page 2 IMPORTANT INFORMATION - READ CAREFULLY All boilers must be installed in accordance with National, State and Local Plumbing, Heating and Electrical Codes and the regulations of the serving utilities. These Codes and Regulations may differ from this instruction manual. Authorities having jurisdiction should be consulted before installations are made.
  • Page 3 DANGER DO NOT store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other boiler. WARNING Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or loss of life. Failure to follow all instructions in the proper order can cause personal injury or death.

  • Page 4: Table Of Contents

    WARNING This boiler contains very hot water under high pressure. DO NOT unscrew any pipe fittings nor attempt to disconnect any components of this boiler without positively assuring the water is cool and has no pressure. Always wear protective clothing and equipment when installing, starting up or servicing this boiler to prevent scald injuries.

  • Page 5: Product Description, Specification

    AND DIMENSIONAL DATA circulator relays and adds energy saving thermal purge The V8H Series boiler is a cast iron oil-fired water boiler features. Energy is saved by starting the circulator and designed for closed forced circulation heating systems or a...

  • Page 10: Pre-Installation

    National Standard ANSI/NFPA 31, Installation of 3. For reduced clearances to combustible material, Oil Burning Equipment. protection must be provided as described in the 2. V8H Series boilers can be installed in rooms with above ANSI/NFPA 31 standard. clearances from combustible material as listed...
  • Page 11 Free area requirements need to consider the a. Outdoor air for combustion may be provided blocking effect of louvers, grilles, or screens with an optional U.S. Boiler Company V8H™ protecting the openings. If the free area of the Fresh Air Accessory Kit (ONLY AVAILABLE...

  • Page 12: Knockdown Boiler Assembly

    SECTION III: KNOCKDOWN BOILER ASSEMBLY A. REMOVAL OF BARE BOILER FROM SKID G. INSTALL AND SECURE CANOPY with gasket and hardware provided to ensure gas tight seal — see 1. Boiler is secured to skid with 4 bolts, 2 in front and Figure 4.
  • Page 13 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) Figure 5: Boiler Tapping Locations and Usage (Knockdown Boilers Only) PURPOSE OF TAPPINGS Steam Boiler Water Boiler Tapping Size Location Front Heater Non-Heater w/Heater Non-Heater Rear Heater Pressure Limit (Probe LWCO) L7248 L7224 ¾" Flush Plug Plugged (Float LWCO) Boiler Control...
  • Page 14 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) Figure 6: Knockdown Boiler Jacket Assembly H. INSTALL TRIM. The following steam or water trim 2. Install jacket rear panel support bracket. (See will be concealed or inaccessible after boiler jacket is Figure 6, Item 2A). Align bracket with two (2) installed, see Figure 5 for boiler tapping locations and 5/16"-18 tapped holes in rear section and secure usage.
  • Page 15 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) Figure 7: Oil Burner Installation (Beckett Burner Shown) 2. Locate burner swing door and hinge assembly 6. Install jacket top panel. (See Figure 6, Item 2F). removed in Paragraph I, No. 1. Check the burner Place jacket top panel on boiler and secure to front, swing door insulation and rope gasket for damage rear and left side panels with #8 x ½”...
  • Page 16 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) g. Reinstall Beckett MD(V1) or MB(L1) Head. NOTICE h. Reinstall nozzle line electrode assembly. When securing burner swing door make sure door i. Connect copper connector tube. is drawn-in equally on both sides. j. Inspect Beckett head setting on left side of burner by insuring the blue line MD(V1) or the Step 3.
  • Page 17 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) 7. Inspect oil nozzle, electrodes and head setting. manual. a. Installation/Removal of Drawer Assembly In the case of the EZ-1HP, the proper head positioning bar is still matched by the size Loosen screws, rotate latches and swing of the nozzle, not the input.
  • Page 18 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) iii. Re-install the combustion head assembly Turn the adjusting crew clockwise to move into the air tube. It may be necessary to turn the combustion head forward, increasing the nozzle line assembly upside down to ease ‘A’...
  • Page 19 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) If nozzle needs replacement, follow steps below Also refer to Figure 7C. Remove the nozzle adapter (2) from the drawer assembly by loosening the screw (1). ii. Remove existing nozzle from nozzle adapter. iii. Insert the proper nozzle into nozzle adapter and tighten securely (DO NOT over tighten).
  • Page 20 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) WARNING: DO NOT operate a single line system e. Place a circular flange gasket in the flange with the by-pass plug installed. Operating a groove on the circulator and mount the circulator single line system with the by-pass plug installed on the flange.
  • Page 21 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) Figure 8: Limit Sensor Insertion 6. After control is installed and secured, remove NOTICE control cover. Then, remove knockout located directly above factory connected limit harness on Lower rear section Tapping "H" is used for right side flange of control.
  • Page 22 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) Figure 9: Float-Type Low Water Cut-Off and Figure 10: Pressure Limit Installation for Probe Pressure Limit Installation LWCO Equipped Boilers 5. Install float-type LWCO, if so equipped. b. Refer to Paragraph R for details on use of See Figures 5 and 9.
  • Page 23 SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) c. Refer to Paragraph R for details on use of Make the wiring connections as shown in burner disconnect junction box provided with all appropriate wiring diagram, refer to Figure 22, knockdown boiler builds. 23A, 23B, 24A or 24B.

  • Page 24: Packaged Boiler Assembly

    SECTION III: KNOCKDOWN BOILER ASSEMBLY (continued) If you are using a burner with the disconnect harness, according to source, refer to Figures 1A thru 1D. complete the following assembly instructions for 4. Connect (3) wires from boiler control LWCO or mounting the mating burner disconnect junction box, R8239A Control Center to spade terminals on rear see Figure 11.
  • Page 25 SECTION IV: PACKAGED BOILER ASSEMBLY (continued) Figure 13A: Partial Front View - Burner Swing Door Mounted to Boiler - Fully Closed and Secured Step 4. From this position the door can be swung NOTICE clear of the vertical circulator return piping to provide full access to the combustion chamber When securing burner swing door make sure door and burner head (see Figure 13B, Position 3).
  • Page 27 SECTION IV: PACKAGED BOILER ASSEMBLY (continued) 3. Inspect ceramic rope located on the swing door. be installed with spindle in vertical position. Pipe The rope must be evenly distributed around the discharge as shown in Figures 15A and 15B. perimeter of the door groove and cannot bunch or Installation of the safety or relief valve must be overhang.

  • Page 28: Water Boiler Piping & Trim

    Figures connected to correct boiler pipe. 15A and 15B in order to regulate water flow for U.S. Boiler Company recommends sizing the maintenance of higher boiler water temperature. system circulator to supply sufficient flow (GPM) to allow a 20°F temperature differen-...
  • Page 29 SECTION V: WATER BOILER PIPING AND TRIM (continued) 6. If it is required to perform a long term pressure To perform a long term pressure test including the test of the hydronic system, the boiler should first boiler, ALL trapped air must first be removed from be isolated to avoid a pressure loss due to the escape the boiler.

  • Page 32: Steam Boiler Piping & Trim

    Oxygen contamination of boiler water will cause corrosion of iron and steel boiler components, and can lead to boiler failure. U.S. Boiler Company's Standard Warranty does not cover problems caused by oxygen contamination of boiler water or scale (lime) build-up caused by frequent addition of water.
  • Page 34 SECTION VII: TANKLESS AND INDIRECT WATER HEATER PIPING required by dishwashers and automatic washers is A. CONNECT TANKLESS HEATER PIPING as possible by piping the hot water from the heater shown in Figure 17A. See Tables 2A and 2B for prior to entering the mixing valve.
  • Page 35 SECTION VII: TANKLESS AND INDIRECT WATER HEATER PIPING (cont'd) Figure 17A: Schematic Tankless Heater Piping TABLE 2A: TANKLESS HEATER DATA: TABLE 2B: TANKLESS HEATER DATA: Rear Mounted Heater on Steam and Water Boilers Front Mounted Heater on Water Boilers Pressure Drop Pressure Drop Boiler Heater...
  • Page 36 SECTION VII: TANKLESS AND INDIRECT WATER HEATER PIPING (cont'd) Figure 17B: Indirect Domestic Water Heater Piping with V8H Steam Boiler B. CONNECT INDIRECT DOMESTIC WATER HEATER PIPING as shown in Figure 17B. 1. Refer to Indirect Water Heater Installation, Operating, and Service Instructions for additional information.

  • Page 37: Venting & Air Intake Piping

    For a vertical vent, place the increaser on the INSTALLATION - Outdoor air for combustion may smokebox outlet collar. Otherwise, locate the be provided with an optional U.S. Boiler Company increaser in the horizontal vent at the entrance to V8H™ Fresh Air Accessory Kit (ONLY AVAILABLE the chimney.
  • Page 38 SECTION VIII: VENTING AND AIR INTAKE PIPING (continued) Figure 18: Recommended Vent Pipe Arrangement and Chimney Requirements Figure 19: Proper and Improper Locations of Draft Regulator...
  • Page 39 (3) sheet metal screws evenly spaced. 3. Remove the metal knockout in right side of burner cover. Install U.S. Boiler Company Inlet Air 6. Install air intake terminal. See Figure 20. Accessory Kit, P/N 611280031. NOTICE 4.

  • Page 40: Electrical

    SECTION IX: ELECTRICAL DANGER Positively assure all electrical connections are unpowered before attempting installation or service of electrical components or connections of the boiler or building. Lock out all electrical boxes with padlock once power is turned off. WARNING Failure to properly wire electrical connections to the boiler may result in serious physical harm. Electrical power may be from more than one source.
  • Page 48 SECTION IX: ELECTRICAL (continued) Figure 25: Schematic Wiring Diagrams For All Burner Options w/Various Oil Primary Controls...

  • Page 49: Oil Piping

    SECTION X: OIL PIPING A. GENERAL WARNING 1. Use flexible oil line(s) so the burner swing door can be opened without disconnecting the oil supply Under no circumstances can copper with sweat piping. style connectors be used. 2. A supply line fuel oil filter is recommended as a minimum for all firing rates but a pleated paper fuel NOTICE oil filter is recommended for the firing rates below...
  • Page 50 SECTION X: OIL PIPING (continued) C. TWO PIPE OIL LINES TABLE 4: SINGLE-STAGE UNITS (3450 RPM) - TWO PIPE SySTEMS 1. For two piped systems, where more lift is required, the two-stage fuel unit is recommended. Lift "H" Maximum Length of Tubing Table 3 (two-stage) and Table 4 (single-stage) show (See Fig.

  • Page 51: System Start-Up

    SECTION XI: SYSTEM START-UP WARNING All boilers equipped with burner swing door have a potential hazard which can cause severe property damage, personal injury or loss of life if ignored. Before opening swing door, turn off service switch to boiler to prevent accidental firing of burner outside the combustion chamber.
  • Page 52 SECTION XI: SYSTEM START-UP (continued) 3. STEAM BOILERS: 3. Carlin Elite EZ Burners With an L404F Pressure Limit - set cut-out a. Inspect Carlin head setting on left side of burner pressure (MAIN scale) on the pressure limit for to ensure that the proper head positioning bar (1) PSI and differential pressure (DIFF.) for .5 PSI.
  • Page 53 SECTION XI: SYSTEM START-UP (continued) prepurge the motor and igniter will operate but the might be necessary to move the head forward oil valve will remain closed. Refer to Oil Primary or back one position at a time to optimize the Control Instructions for more details.
  • Page 55 SECTION XI: SYSTEM START-UP (continued) features, Paragraph I, Step 2 of this Section and Section XV, Troubleshooting, Paragraph B. If the failure re-occurs, call your heating contractor immediately before pressing the reset button. WARNING DO NOT attempt to start the burner when excess oil has accumulated, when the boiler is full of vapor, or when the combustion chamber is very hot.
  • Page 56 SECTION XI: SYSTEM START-UP (continued) yellow light turns on. This indicates that reset three times. The reset count returns to the button has been held long enough. zero each time a call for heat is successfully completed. To reset a Restricted Mode •...
  • Page 57 SECTION XI: SYSTEM START-UP (continued) 10 additional minutes. (press the up arrow > 6100 Ohms Flame loss, burner shuts down button 10 times). Pressing the down arrow > 9999 Ohms Check for broken cell or wire. subtracts a minute from the TFI time (see R7284 displays resistance in ohms during Figure 30B).
  • Page 58 SECTION XI: SYSTEM START-UP (continued) 3. CHECK HIGH LIMIT a. Adjust system thermostat(s) to highest setting. b. Allow burner to run until boiler water temperature exceeds high limit setting. The burner should shut down and circulators continue running. c. Allow the temperature to drop below control setting.

  • Page 59: Operating

    SECTION XII: OPERATING A. WATER BOILERS SEQUENCE OF OPERATION Water Boilers Without Tankless Heaters (Cold Start), Sequence Of Operation: a. The V8H Boiler is equipped with a Cold Start Intelligent Oil Boiler Control (Cold Start Boiler Control). The Cold Start Boiler Control replaces the traditional electronic aquastat and circulator relays and adds energy saving thermal purge features.
  • Page 60 SECTION XII: OPERATING (CONTINUED) d. If the thermostat is not satisfied and the 4. Viewing the Operating Mode Options Operating Setpoint (SP) is reached the system In operating mode the user may view (but not circulator will continue to operate and the burner change) boiler operating status, settings and will stop.
  • Page 61 SECTION XII: OPERATING (CONTINUED) c. Low Limit (LL_) Cold Start Boiler Control The Warm Start Boiler Control is factory Adjustment Mode Options programmed with a Low Limit Setpoint of 140-240°F Adjust High Limit Setting 110°F. On falling temperature the boiler 10-30°F Adjust High Limit Differential turns “on”...
  • Page 62 SECTION XII: OPERATING (CONTINUED) TABLE 6: CIRCULATOR PRE-PURGE TIME ExAMPLE, i. "ZC" and "ZR" Terminal Function (ZC_) PARAMETER PP_= 2 MINUTES The boiler control allows configuration of the "ZC" output functionality to help the V8H ZC and ZR integrate into each installation more effectively. Call for Boiler Boiler Status,...
  • Page 63 SECTION XII: OPERATING (CONTINUED) TABLE 8: ZONE REqUEST, PARAMETER ZC_= ZR TABLE 9: ExTERNAL LOW LIMIT, PARAMETER ZC_= ELL Call for Heat Circulator Status Call for Heat Circulator Status Input Input Output Output Input Input Output Output ii. When ZC_ is set equal to Zone Request (ZR) When there is no IWH the Cold Start Boiler B.
  • Page 64 Important Product Safety Information Refractory Ceramic Fiber Product Warning: The Repair Parts list designates parts that contain refractory ceramic fibers (RCF). RCF has been classified as a possible human carcinogen. When exposed to temperatures about 1805°F, such as during direct flame contact, RCF changes into crystalline silica, a known carcinogen.

  • Page 65: Maintenance & Service Instructions

    SECTION XIII: MAINTENANCE AND SERVICE INSTRUCTIONS A. MAINTENANCE OF LOW WATER CUT- h. Clean the pipe threads of the probe to remove OFF DEVICES old, hardened pipe dope and other foreign matter. i. Apply a moderate amount of good quality pipe WARNING dope to the pipe threads on the probe, leaving the two end threads bare.
  • Page 66 SECTION XIII: MAINTENANCE AND SERVICE INSTRUCTIONS (cont'd) Operate the boiler with steam in the entire Connect hoses from drain valves to floor system for a few days allowing the condensate drain. Close gate valve in Hartford Loop and to return to the boiler. If the condensate can open drain valve in return main.
  • Page 67 SECTION XIII: MAINTENANCE AND SERVICE INSTRUCTIONS (cont'd) c. Add appropriate boiler water treatment e. Make pH or Alkalinity Test. compounds as recommended by your qualified After boiler and system have been cleaned and water treatment company. refilled as previously described, test the pH of d.
  • Page 68 SECTION XIII: MAINTENANCE AND SERVICE INSTRUCTIONS (cont'd) More make-up water and higher concentrations of 3. Always keep the manual fuel supply valve shut off contaminants damage the boiler sooner. Our warranty if the burner is shut down for an extended period of does not cover corrosion and sediment-related time.

  • Page 69: Boiler Cleaning

    SECTION XIV: BOILER CLEANING WARNING All boiler cleaning must be completed with burner service switch turned off. Boilers equipped with burner swing door have a potential hazard which can cause severe property damage, personal injury or loss of life if ignored. Before opening swing door, turn off service switch to boiler to prevent accidental firing of burner outside the combustion chamber.
  • Page 70 SECTION XIV: BOILER CLEANING (continued) Figure 34: Cleaning of Boiler Flueways WARNING The boiler must be connected to an approved chimney in good condition. Serious property damage could result if the boiler is connected to a dirty or inadequate chimney. The interior of the chimney flue must be inspected and cleaned before the start of the heating season and should be inspected periodically throughout the heating season for any obstructions.

  • Page 71: Troubleshooting

    SECTION XV: TROUBLESHOOTING A. COMBUSTION 6. WATER — Water in the fuel in large amounts will stall the fuel pump. Water in the fuel in smaller 1. NOZZLES — Although the nozzle is a relatively amounts will cause excessive wear on the pump, inexpensive device, its function is critical to the but more importantly water doesn’t burn.
  • Page 72 SECTION XV: TROUBLESHOOTING (continued) B. OIL PRIMARY CONTROL (Oil Primary) g. Oil valve stuck open or closed. 1. Burner (Oil Primary) will not come on. Note: The Safety Monitoring Circuit (SMC) is a. No power to Oil Primary. designed to provide lockout in the event of a b.
  • Page 73 SECTION XV: TROUBLESHOOTING (continued) b. If the Boiler Control detects an error it will flash "Err" (boiler control error) followed by a number. Use this text and number to identify the boiler problem and corrective action in Table 11 below. TABLE 11: BOILER CONTROL ERROR NUMBERS Display Status...

  • Page 74: Repair Parts

    All V8H™ Series Boiler Repair Parts may be obtained through your local U.S. Boiler Company Wholesale distributor. Should you require assistance in locating a U.S. Boiler Company Distributor in your area, or have questions regarding the availability of U.S. Boiler Company products or repair parts, please contact U.S. Boiler Company Customer Service at (717) 481-8400 or Fax...
  • Page 75 SECTION XVI: REPAIR PARTS (continued) Item Description Part No. V8H3 V8H4 V8H5 V8H6 V8H7 V8H8 V8H9 1. BARE BOILER ASSEMBLy Front Section (Non-Htr.), Machined Water 71728103 ---(OR)--- 71728104 Front Section (Non-Htr.), Machined Steam Front Heater Section, Machined Water 71728101 ---(OR)--- 71728102 Front Heater Section, Machined Steam Center Section...
  • Page 77 SECTION XVI: REPAIR PARTS (continued) Item Description Part No. V8H3 V8H4 V8H5 V8H6 V8H7 V8H8 V8H9 1. BARE BOILER ASSEMBLy (Continued) Combustion Chamber Blanket, 1/2" x 18-3/4" x 8-3/8" 82028035 Combustion Chamber Blanket, 1/2" x 18-3/4" x 13-3/8" 82028045 Combustion Chamber Blanket, 1/2" x 18-3/4" x 18-3/8" 82028055 Combustion Chamber Blanket, 1/2"...
  • Page 79 SECTION XVI: REPAIR PARTS (continued) Item Description Part No. V8H3 V8H4 V8H5 V8H6 V8H7 V8H8 V8H9 2. JACKET ASSEMBLy - Insulated Jacket Panel(s) Jacket Rear Support Bracket 7042801 Jacket Rear Panel Assembly 60428005 Plastic Collar Extension - Jkt. Frt. Panel w/Htr. 8032704 Opg.
  • Page 80 SECTION XVI: REPAIR PARTS (continued) V8H3 Thru V8H9 Steam Boilers - Trim and Controls...
  • Page 81 SECTION XVI: REPAIR PARTS (continued) Item Description Part No. V8H3 V8H4 V8H5 V8H6 V8H7 V8H8 V8H9 3. V8H3 Thru V8H9 STEAM BOILERS - TRIM AND CONTROLS 6" Draft Regulator 8116288 7" Draft Regulator 8116289 Pressure Gauge 100325-01 Probe, Hydrolevel EL-1214 (for Hydrolevel CG450) 80160629 Low Water Cut-off, Hydrolevel CG450 (less probe) 80160623...
  • Page 82 SECTION XVI: REPAIR PARTS (continued) V8H3 Thru V8H9 Water Boilers - Trim and Controls...
  • Page 83 SECTION XVI: REPAIR PARTS (continued) Item Description Part No. V8H3 V8H4 V8H5 V8H6 V8H7 V8H8 V8H9 4. V8H3 Thru V8H9 WATER BOILERS - TRIM AND CONTROLS Temperature & Pressure Gauge, ¼" NPT x 2½" Dia., 1½" 100282-01 Lg. Shank Honeywell #123870A Immersion Well, ¾" NPT 80160426 x 1½"...
  • Page 85 SECTION XVI: REPAIR PARTS (continued) BECKETT AFG OIL BURNER PART NOS. FOR V8H SERIES BOILERS NOTE: When ordering parts always give the serial and model numbers shown on the boiler and burner. Also provide the name of the part(s) and part number as listed below.
  • Page 86 SECTION XVI: REPAIR PARTS (continued) BECKETT AFG OIL BURNER PART NOS. FOR V8H SERIES BOILERS (continued) NOTE: When ordering parts always give the serial and model numbers shown on the boiler and burner. Also provide the name of the part(s) and part number as listed below.
  • Page 87 SECTION XVI: REPAIR PARTS (continued) CARLIN EZ and 102CRD OIL BURNER PART NUMBERS FOR V8H SERIES BOILERS NOTE: When ordering parts always give the serial and model numbers shown on the boiler and burner. Refer to Installation and Operating Instructions for Packaged Heating/Burner Units, Carlin Elite EZ-1HP and EZ-2HP Oil Burners (Form CCT-569A) for an exploded view of the burner and a list of spare parts.

  • Page 89: Appendix A - Low Water Cut Off

    APPENDIX A - LOW WATER CUT OFF (LWCO) WARNING DO NOT ATTEMPT to cut factory wires to install an aftermarket Low Water Cut Off (LWCO). Only use connections specifically identified for Low Water Cut Off. In all cases, follow the Low Water Cut Off (LWCO) manufacturer's instructions. When Select the appropriate size tee using the LWCO manufacturer’s instructions.
  • Page 90 APPENDIX A - LOW WATER CUT OFF (LWCO) (continued) A 24 VAC LWCO is used primarily for gas fired How to Test boilers where a 24 volt control circuit exists within the Shut off fuel supply. Lower water level until water boiler.

  • Page 91: Appendix B - Figures

    APPENDIX B - FIGURES Figure Page Description Number Number Section I - Product Description, Specification & dimensional Data Figure 1A V8H3 thru V8H9 Water Boiler without Tankless Heater Figure 1B V8H3 thru V8H9 Water Boiler with Front Tankless Heater Figure 1C V8H3 thru V8H9 Water Boiler with Rear Tankless Heater Figure 1D V8H3 thru V8H9 Steam Boiler with or without Tankless Heater...
  • Page 92 APPENDIX B - FIGURES (continued) Figure Page Description Number Number Section Ix - Electrical Schematic Wiring Diagram, Water Boiler without Tankless Heater, Cold Start Control Figure 21A (All Burner Options) Schematic Wiring Diagram, Water Boiler with Front or Rear Tankless Heater, Warm Start Control Figure 21B (All Burner Options) Figure 22...

  • Page 93: Appendix C - Tables

    APPENDIX C - TABLES Table Page Description Number Number Section I - Product Description, Specification & Dimensional Data Table 1A Dimensional Data (See Figures 1A thru 1D) Table 1B Rating Data Section VII - Tankless and Indirect Water Heater Piping Table 2A Tankless Heater Data: Rear Mounted Heater on Steam &...

  • Page 94: Service Record

    SERVICE RECORD DATE SERVICE PERFORMED...
  • Page 95 SERVICE RECORD DATE SERVICE PERFORMED...
  • Page 96 U.S. Boiler Company, Inc. P.O. Box 3020 Lancaster, PA 17604 1-888-432-8887 www.usboiler.net...

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