Slant/Fin LIBERTY II LD-20 Installation And Operating Instructions Manual
Slant/Fin LIBERTY II LD-20 Installation And Operating Instructions Manual

Slant/Fin LIBERTY II LD-20 Installation And Operating Instructions Manual

Oil-fired water and steam boilers/no. 2 oil

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LIBERTY
OIL-FIRED WATER AND STEAM BOILERS/NO. 2 OIL
INSTALLATION AND OPERATING INSTRUCTIONS
READ AND SAVE THESE INSTRUCTIONS FOR REFERENCE.
SAFETY WARNING:
KEEP BOILER AREA CLEAR AND FREE FROM
COMBUSTIBLE
MATERIALS,
OTHER
FLAMMABLE VAPORS
FAILURE
TO
ADHERE
WARNING, MAY RESULT IN PERSONAL INJURY
OR DEATH AND PROPERTY DAMAGE.
CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PAGE
Ratings and Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Boiler Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Chimney Requirements . . . . . . . . . . . . . . . . . . . . . . . . .3
Air Supply and Venting . . . . . . . . . . . . . . . . . . . . . . . . . .3
Controls and Accessories . . . . . . . . . . . . . . . . . . . . . . . .7
Piping for Steam Boilers . . . . . . . . . . . . . . . . . . . . . . . . .7
Cleaning Piping System . . . . . . . . . . . . . . . . . . . . . . . . .7
Piping for Water Units . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Piping for Tankless Heater . . . . . . . . . . . . . . . . . . . . . . .8
Installing Burner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Oil Supply Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Wiring the Boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Vent Piping and Draft Regulator . . . . . . . . . . . . . . . . . . .9
Precautions Before Starting . . . . . . . . . . . . . . . . . . . . . .9
Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Cleaning and Filling New Water Boiler . . . . . . . . . . . . . .9
Blowing Off a Steam Boiler . . . . . . . . . . . . . . . . . . . .7, 10
Cleaning and Filling New Steam Boiler . . . . . . . . . . . .10
Low Water Cut-off Check-out . . . . . . . . . . . . . . . . . . . .10
Pressure Control Check-out . . . . . . . . . . . . . . . . . . . . .11
Replacement of Steam Boiler . . . . . . . . . . . . . . . . . . . .11
Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12-15
Burner Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16-21
Extended Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Freezing Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Oil Burner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
General Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . .22
GASOLINE
AND
AND
LIQUIDS.
TO
ABOVE
SAFETY
SERVICE COMPANY
®
II
Name ______________________________________
Address ____________________________________
Telephone __________________________________
Model # ____________________________________
Serial # ____________________________________
IMPORTANT: The installation of this equipment must conform
to the requirements of the authority having jurisdiction or, in
the absence of such requirements, to the Installation of Oil
Burning Equipment, ANSI/NFPA 31, latest edition, and to the
National Electrical Code ANSI/NFPA 70, latest edition. The
installation must also conform to the additional requirements in
this Slant/Fin Instruction Manual. Where there is any differ-
ence, the more stringent requirement shall govern.
In addition, where required by the authority having jurisdiction,
the installation must conform to American Society of
Mechanical Engineers Safety Code for Controls and Safety
Devices for Automatically Fired Boilers, No. CSD-1, latest
edition.
THIS MANUAL MUST BE LEFT WITH OWNER AND
SHOULD BE HUNG ON OR ADJACENT TO THE
BOILER FOR REFERENCE.
IMPORTANT: This boiler must be installed by a trained,
experienced, service technician, licensed for the installation
and servicing of oil burning equipment or otherwise qualified by
the authorities having jurisdiction over the installation.
Printed in U.S.A. 1116
Part No. 43-0270
Publication No. LD-40
Rev. C

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Summary of Contents for Slant/Fin LIBERTY II LD-20

  • Page 1: Table Of Contents

    Wiring the Boiler .......8 this Slant/Fin Instruction Manual. Where there is any differ- Vent Piping and Draft Regulator .
  • Page 2: Ratings And Dimensions

    LIBERTY II RATINGS AHRI Net Ratings AHRI Chimney Size Dimensions (inches) AHRI Burner D.O.E. Tankless A.F.U.E. Boiler Capacity Oil Heating Heater Front Return Boiler Nom. Rect. I.D. Round Model Input Capacity MBH GPM ** Water Steam Steam Boiler Flue Circulator Overall Sect.
  • Page 3: Installation Requirements: Boiler Location

    LIBERTY II CHIMNEY REQUIREMENTS INSTALLATION REQUIREMENTS A. The chimney must be constructed in accordance with all local appli- cable codes and the National Board of Fire Underwriters. See boiler BOILER LOCATION models and rating table shown on page 2 for chimney sizes. Provide a level, solid foundation for the boiler.
  • Page 4 LIBERTY II...
  • Page 5 LIBERTY II Any oil-fired boiler must have a steady draft* and an ample supply of the vent regulator into the living space. DO NOT operate this boiler and combustion air at all times during firing. If air supply or chimney draft* is a solid fuel burning appliance at the same time, unless the solid fuel burner is provided with its own outside air supply.
  • Page 6 LIBERTY II Figure 3a. Figure 3b. Appliances located in confined spaces. Air from Appliances located in confined spaces. Air from out- inside the building. See Table 2 (2.3). doors. See Table 2 (2.4). Figure 3c. Figure 3d. Appliances located in confined spaces. Air from out- Appliances located in confined spaces.
  • Page 7: Controls And Accessories

    LIBERTY II INSTALLING CONTROLS AND PIPING FOR WATER UNITS NOTE: On knocked-down boiler only, jacket may be installed after sup- ACCESSORIES ON BOILER UNITS ply and return piping connection, but must be installed prior to adding Note: Jacket must be installed on boiler units prior to installation of trim.
  • Page 8: Piping For Tankless Heater

    This is necessary, especially at low fuel oil flow rates (small nozzle sizes), to prevent nozzle plugging. See Slant/Fin publication on one-pipe and two-pipe fuel oil systems.
  • Page 9: Vent Piping And Draft Regulator

    LIBERTY II G. Once burner and draft have been set up, then smoke, CO and stack VENT PIPING AND DRAFT REGULATOR A. Vent pipes must be installed having the same diameter as the boiler temperature should be checked and recorded. If smoke is greater than outlet.
  • Page 10: Cleaning And Filling New Steam Boiler

    LIBERTY II D. As steam develops, open the SKIMMER drain valve with caution to CLEANING AND FILLING A NEW STEAM BOILER I. BEFORE USING STEAM BOILER skim the oil and film from the top of the water. DO NOT open the boil- A.
  • Page 11: Pressure Control Check-Out

    LIBERTY II CAUTION: When flushing float type low water cut-off control, hot water PRESSURE CONTROL CHECK-OUT and steam will flow out the blow down valve. Blow down valve is illus- Check burner to be certain it is ready for firing. DO NOT FIRE into trated below.
  • Page 12: Wiring Diagrams

    LIBERTY II See Page 13 for other Primaries SEE: “Adjusting Settings” & “Error Codes” for L7224C & L7248L on page 13...
  • Page 13 LIBERTY II FOR L7224C OR L7248L °F or °C. Pressing the I button again (on L7224 models) will display the ADJUSTING SETTINGS Low Limit (LL) followed by a three-digit number and the corresponding To discourage unauthorized changing of Aquastat settings, a procedure degree designator.
  • Page 14 LIBERTY II BASIC MODULE WIRING (less circulator) WIRING FOR PACKAGED STEAM BOILER EQUIPPED WITH McDONNELL NO.67 L.W.C.O.
  • Page 15 LIBERTY II WIRING FOR PACKAGED STEAM BOILER For alternate option PS-801-120 L.W.C.O. or Hydrolevel Cycle Gard 450 L.W.C.O. Detail “A”...
  • Page 16 LIBERTY II...
  • Page 17 LIBERTY II BURNER DATA – BECKETT CF-375 BURNERS FOR PACKAGED BOILERS ONLY (For knocked-down & boiler burner units see publication no. L-42KB) Nozzles Firing Rate Size Angle & Oil Pump Pressure Air Shutter Air Band Head Boiler Burner Model Model (GPH) (GPH) Type...
  • Page 18 LIBERTY II...
  • Page 19: Burner Data

    LIBERTY II SETTING THE AIR ADJUSTMENT PLATE (See figure 11) BURNER DATA – RIELLO (continued) 1. The hydraulic AIR SHUTTER (A) is operated by the HYDRAULIC JACK (F), assuring complete opening of the combustion air intake. FIgure 9B Regulation of the combustion air flow is made by adjustment of the manual AIR ADJUSTMENT PLATE (D) after loosening the FIXING MODEL F-10 SCREWS (C and E).
  • Page 20 LIBERTY II...
  • Page 21 LIBERTY II...
  • Page 22: Care And Maintenance

    LIBERTY II CARE AND MAINTENANCE Close main cast iron burner door (door on which burner is mounted). Make sure that the entire seal (fiberglass rope) is mak- ing good contact with the boiler casting when replacing 3/8-16 x CAUTION: DO NOT ATTEMPT TO START THE BURNER WHEN EXCESS 1”...
  • Page 23 ✍...
  • Page 24 SLANT/FIN CORPORATION, Greenvale, N.Y. 11548 • Phone: (516) 484-2600 Canada: Slant/Fin Mississauga, Ontario FAX: (516) 484-5921 • LTD/LTEE, www.slantfin.com...

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