Raypak 259B Installation & Operating Instructions Manual

Raypak 259B Installation & Operating Instructions Manual

84 professional gas-fired pool & spa heater
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INSTALLATION & OPERATING
84 Professional
Gas-Fired
Pool & Spa
Heater
Low NOx Models
259B & 409B
WARNING: If these instructions are not followed exactly, a fire or explosion may result
causing property damage, personal injury or death.
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of
this or any other appliance.
WHAT TO DO IF YOU SMELL GAS:
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas sup-
plier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified installer, service agency or
the gas supplier.
This manual should be maintained in legible condition and kept adjacent to the heater or in a safe place for future
reference.
Catalog No. 6000.65G
INSTRUCTIONS
Effective: 09-30-18
Replaces: 05-15-18
P/N 241464 Rev. 8

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Summary of Contents for Raypak 259B

  • Page 1 Pool & Spa Heater Low NOx Models 259B & 409B WARNING: If these instructions are not followed exactly, a fire or explosion may result causing property damage, personal injury or death. Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
  • Page 2: Water Chemistry

    WATER CHEMISTRY (Corrosive water voids all warranties) For your health and the protection of your pool equipment, it is essential that your water be chemically balanced. The following levels must be used as a guide for bal- anced water. Other Pool & Spa Recommended Level(s) Fiberglass Pools Fiberglass Spas Types...
  • Page 3: Table Of Contents

    CONTENTS Water Chemistry Transformer Wiring WARNINGS Optional Left-Hand Wiring Plumbing—Water Connections PART ONE Loose Plumbing Parts OWNER'S OPERATING INSTRUCTIONS Wiring Diagram SECTION 1 START-UP PROCEDURES SECTION 4 SECTION 2 SERVICING INSTRUCTIONS CAUTION General Location of Controls SECTION 3 Control Adjustments MAINTENANCE &...
  • Page 4: Warnings

    Raypak will control which has been under water. instantly void the ASME and/or CSA ratings of the vessel and any Raypak warranty on the vessel. Altering the ASME and/or CSA ratings of the vessel also violates national, state, and local approval...
  • Page 5: Part One

    0-2000 ft. -3.5 to -3.8 "WC net (see wiring diagram). 9. If installed indoors, make sure flue gases are vent- 259B 2000-5000 ft. -3.1 to -3.6 "WC ed properly, and that combustion and makeup air 5000-7000 ft.
  • Page 6 19. Once the pre-purge period ends, the igniter will 5. Persons with a medical history of heart disease, cir- begin to spark just prior to the gas valve opening. culatory problems, diabetes, or blood pressure The gas valve will open for a 4 second trial for igni- problems should obtain a physician's advice before tion.
  • Page 7: Lighting & Shutdown Instructions

    Lighting & Shutdown Instructions WARNING: Should overheating occur or the gas supply fail to shut off, turn off the manual gas control to the heater. CAUTION: Propane gas is heavier than air and will settle on the ground. Since propane can accumulate in confined areas, extra care should be exercised when lighting propane heaters.
  • Page 8: Pool & Spa Water Chemistry

    POOL & SPA WATER CHEMISTRY COLD CLIMATE: Prolonged operation with water temperatures below 50°F is not recommended. Chemical imbalance can cause severe damage to When starting the heater with water temperatures your heater and associated equipment. Maintain below 50°F, operate the heater continuously until your water chemistry according to the chart on page 2.
  • Page 9: Part Two

    PART TWO INSTALLATION AND SERVICE INSTRUCTIONS SECTION 1 - RECEIVING EQUIPMENT The manufacturer recommends that this manual be reviewed thoroughly before installing your pool/spa heater. If there are any questions that this manual does not answer, please contact the factory or your local represen- tative.
  • Page 10: General Specifications

    SECTION 2 - GENERAL SPECIFICATIONS These heaters are design-certified and tested under the latest requirements of the ANSI Z21.56 / CSA 4.7 Standard for Gas-Fired Pool Heaters. Each heater has been constructed and pressure-tested in accordance with the requirements of Section IV Part HLW of the American Society of Mechanical Engineers Code, and fac- tory fire-tested.
  • Page 11: Clearances

    CLEARANCE FROM construction around the heater. COMBUSTIBLE CONSTRUCTION However, for ease of servicing, Raypak recom- INDOOR INSTALLATIONS: mends a clearance of at least 24” in the front, at Top* - 30” Back - 1”...
  • Page 12 Heaters must not be installed under an overhang of less than three 3 ft from the top of the heater. Three sides must be open in the area under the overhang. Roof water drainage must be diverted away from the heaters installed under overhangs with the use of gutters.
  • Page 13: Florida Building Code

    Florida Building Code Fig. 6: Florida Building Code 2010 Tie-Down Method...
  • Page 14: Indoor Heater Installation

    Fig. 7: Unit Dimensions Notes: The model number prefix indicates: (B=Bronze header), (R=Raypak) Model number suffix indicates: pilot type (E = digital) and fuel type (P = propane, N = natural gas) fin tubing (X=Cupro-Nickel, C= Copper). Example: Model number BR-409B-EN-X indicates a unit with digital (IID) ignition using natural gas with bronze headers and cupro-nickel tubes.
  • Page 15 Minimum Clearances from Vent/Air Inlet Terminations – Indoor and Outdoor Installations U.S. Installations Canadian Installations Clearance above grade, veranda, porch, 1 ft (30 cm) 1 ft (30 cm) deck, or balcony 4 ft (1.2m) below or to side Clearance to window or door that may be of opening;...
  • Page 16: Combustion And Ventilation Air

    3. In cold climates, and to mitigate potential freeze-up, Raypak highly recommends the installation of a motor- ized sealed damper to prevent the circulation of cold air through the heater during the non-operating hours.
  • Page 17: Venting

    VENTING CAUTION: Proper installation of flue venting is Category III – A heater which operates with a positive vent pressure and with a vent gas temperature that critical for the safe and efficient operation of the avoids excessive condensate production in the vent. heater.
  • Page 18: Support Of Vent Stack

    Support of Vent Stack 10. DO NOT terminate above any door, window, or gravity air intake. Condensate can freeze, causing ice formations. The weight of the vent stack or chimney must not rest on the heater vent connection. Support must be pro- 11.
  • Page 19: Venting Installation Tips

    (ft) Material Material** Min. Max. 4” Ø Category I Galvanized Steel, 259B (Type B PVC, Equivalent) ABS, 409B Fan-Assisted CPVC Vent lengths are based on a lateral length of 2 ft. Refer to the latest edition of the NFGC for further details.
  • Page 20 Horizontal Through-the-Wall Venting The connection from the appliance vent to the stack must be as direct as possible. The horizontal breach- (Category III) ing of a vent must have an upward slope of not less than 1/4 inch per linear foot from the heater to the vent terminal.
  • Page 21: Direct Vent - Horizontal

    1 ft above ground level and above Care must be taken during assembly that all joints are normal snow levels. The Raypak-approved stainless sealed properly and are airtight. steel direct vent cap must be used. The vent terminal must be located NO CLOSER than 12”...
  • Page 22: Direct Vent-Vertical

    Direct Vent—Vertical Termination The flue direct vent cap MUST be mounted on the ex- Installation terior of the building. The direct vent cap cannot be installed in a well or below grade. The direct vent cap These installations utilize the heater-mounted blower must be installed at least 1 ft above ground level and to draw combustion air from outdoors and force the above normal snow levels.
  • Page 23: Outdoor Installation

    Intake Pipe Max. Length** (ft) Material (in.) Length (ft)** Material 4” Ø 409B Galvanized Steel, 259B PVC, Category III 409B ABS, CPVC 259B 259B ** Subtract 10 ft per elbow. Max. 4 elbows. Table G: Category III Horizontal Vent & Horizontal Direct Vent...
  • Page 24: Gas Supply Connections

    Fig. 13: Gas Connection Model (KBTU) N Gas piping must have a sediment trap ahead of the heater gas controls, and a manual shut-off valve locat- 259B 250.0 50 125 210 480 445 ed outside the heater jacket. All gas piping should be 409B 399.0...
  • Page 25: Flow Rates

    FLOW RATES MODEL PIPE SIZE MIN. GPM MAX. GPM* 259B 1-1/4”–1-1/2” - 2” 409B 1-1/4”–1-1/2” - 2” *When flow rates exceed maximum GPM, an external auxil- iary bypass valve is required. See external bypass valve section for details. Fig. 16: Auxiliary Bypass Valve (DO NOT USE GATE VALVE)
  • Page 26: Electrical Wiring

    ELECTRICAL WIRING NOTE: If it is necessary to replace any of the original wiring, use 105°C wire or its equivalent, and/or 150°C wire or its equivalent, like the original wiring. WARNING: Heaters are factory-wired for 240 VAC power supply. DO NOT attempt to oper- ate with a 208 VAC nominal supply.
  • Page 27: Transformer Wiring

    TRANSFORMER WIRING 120 VAC WIRING For 120 VAC input power to the unit, connect the pair of black wires to the “L1” or hot leg of the power sup- 120V HEATER ply. Connect the red/white wire and the white wire to the “Ret”...
  • Page 28: Optional Left-Hand Wiring

    OPTIONAL LEFT-HAND WIRING If the standard right-hand electrical wiring is not acces- sible or convenient, wiring can be done from the left- hand side instead. Conversion is done using the fol- lowing method: 1. Locate the plug on the left-hand side of the unit. 2.
  • Page 29: Loose Plumbing Parts

    The conversion is performed using the following pro- 4. Rotate and remove the Flow Switch from the cedures: In/Out header. 5. Relocate the PRV and reducer bushing to where WARNING: Before performing any conversion the Flow Switch was located. steps, make sure that all electrical power to the 6.
  • Page 30 BYPASS INSERTION POINT POOL HEATER VALVE WITH INTERNAL BYPASS PUMP FILTER FROM POOL OR SPA COARSE STRAINER Fig. 23: Single-Unit Installation THIS DIAGRAM IS RAYPAK’S RECOMMENDATION AND IS NOT INTENDED TO REPLACE AN ENGINEERED PIPING SYSTEM BY A PROFESSIONAL ENGINEER...
  • Page 31 STRAINER Fig. 24: Multiple-Unit Installation THIS DIAGRAM IS RAYPAK’S RECOMMENDATION AND IS NOT INTENDED TO REPLACE AN ENGINEERED PIPING SYSTEM BY A PROFESSIONAL ENGINEER The heater requires water flow and positive pressure to fire and operate properly. It must therefore be installed downstream of the discharge side of the filter pump.
  • Page 32: Wiring Diagram

    WIRING DIAGRAM...
  • Page 33: Servicing Instructions

    SECTION 4 - SERVICING INSTRUCTIONS GENERAL LOCATION OF CONTROLS WIRING BOX (SUPPLY POWER) BLOWER RELAY GAS CONNECTION 3/4 NPT TRANSFORMER LEFT ACCESS PANEL BONDING LUG LOCATION TEMPERATURE (OPTIONAL) SENSOR DRAIN VALVE GAS ORIFICE GAS VALVE DIRECT VENT ACCESS PANEL RIGHT ACCESS PANEL VENT PRESSURE SWITCH...
  • Page 34: Control Adjustments

    CONTROL ADJUSTMENTS LCD DISPLAY TEMP ADJUST MODE BUTTON BUTTONS Fig. 26: Control Display CONTROL PANEL REMOVAL To remove the PC board from the heater, use Fig. 27 and the following procedure: 1. Turn off main power to the heater. 2. Remove front door to access wire harnesses. 3.
  • Page 35: Thermostat Operation - Direct Spark Board

    THERMOSTAT OPERATION - DIRECT SPARK (DS) BOARD The pool heater touchpad, located on the upper front panel of the heater, allows the user to select either POOL or SPA operation, and to adjust the setpoint temperature. The LCD display window indicates the mode (OFF, SPA, POOL) and the actual water temper- ature.
  • Page 36 Program Button Fahrenheit or Celsius 1) Follow the instructions on page 34 to remove the Refer to step one above to access the program screen. Press the MODE button until Fahrenheit or control panel. Locate the Program Mode button Celsius appears on the digital display. The digital dis- (marked as SW1) as shown on page 35.
  • Page 37: Status And Diagnostics

    NOTE: The LCD temperature display may not agree with the temperature reading of your pool or spa ther- mometer. The heater reads the water temperature at the inlet. Due to the circulation characteristics of any pool or spa, the water temperature at the inlet to the heater may differ from that observed at a given location in the pool or spa.
  • Page 38: Remote Control Installation And Operation

    REMOTE CONTROL INSTALLATION AND OPERATION CAUTION: Before installing remote controls to the heaters, read the following: The digital thermostat model is remote-ready in most cases. The digital liquid crystal display (LCD) shows the actual pool temperature, operating status, and service codes (See examples below). The touch pad on the con- trol panel allows you to select the desired pool or spa temperature.
  • Page 39: Remote Control Wiring

    REMOTE CONTROL WIRING Important Installation Notes for Remote or External Wiring Configuration • Remote wiring must be run in a separate conduit. • Remote wiring must not be run parallel to high voltage lines. • For runs of under 30 feet, remote wiring should have stranded conductors with a minimum of 22 AWG, 600V, cable twisting 1.5 to 2.5 in.
  • Page 40: Time Clock/Fireman's Switch

    TIME CLOCK/FIREMAN’S SWITCH FLOW SWITCH To operate the heater with a time clock, connect the This standard, dual-purpose control, mounted and timer to the fireman’s switch connection in the heater’s wired in series with the main gas valve, shuts off wiring.
  • Page 41: Visual Inspection

    Pockets / Notches Model Elevation Be sure that electrical service to the heater has proper 409B 0-2000 ft overload fuse or circuit breaker protection, wire size 259B 0-2000 ft and connections which comply with all applicable 409B 2000-5000 ft codes. 259B...
  • Page 42: Troubleshooting

    SECTION 5 - TROUBLESHOOTING MECHANICAL IMPORTANT NOTICE These instructions are intended for the use of qualified personnel who are specifically trained and experienced in the installation of this type of heating equipment and related system components. Installation and service personnel may be required by some states to be licensed.
  • Page 43: Control Logic - Flow Chart

    Power On • Check On/Off switch (under lid on control panel) Is the water • Check for 120/240 volts to the transformer temperature displayed? (time clock, circuit breaker, wire connections) CONTROL LOGIC - FLOW CHART • Check for 24 volts to Circuit Board (P6 connector) Push MODE “Remote”...
  • Page 44: Replacement Parts

    SECTION 6 - REPLACEMENT PARTS...
  • Page 45 CALL DESCRIPTION 259B 409B BURNER Burner 014077F 014078F Gasket seal 014079F 014079F Gas Orifice Natural (0-2000 Ft)* 014082F 014081F Gas Orifice Natural (2000-5000 Ft)* 014084F 014083F Gas Orifice Natural (5000-7000 Ft)* 014203F 014202F Gas Orifice Propane (0-2000 Ft)* 014086F 014085F...
  • Page 46 CALL DESCRIPTION 259B 409B PILOT Igniter Direct Spark 016238F 016238F Igniter Gasket 014125F 014125F Hi Tension Wire 014126F 014126F REFRACTORY Refractory Top & Bottom 016239F 016239F Refractory Top 016240F 016240F Refractory Bottom 016241F 016241F Refractory Support Top 016242F 016242F Support Mounting Plate...
  • Page 47: Important Instructions For The Commonwealth Of Massachusetts

    Important Instructions for the Commonwealth of Massachusetts The Commonwealth of Massachusetts requires compliance (b) EXEMPTIONS: The following equipment is exempt from with regulation 248 CMR 4.00 and 5.00 for installation of 248 CMR 5.08(2)(a)1 through 4: through – the – wall vented gas appliances as follows: 1.
  • Page 48 Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468 Litho in U.S.A.

This manual is also suitable for:

409b

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