Raypak 260-401 Installation And Operating Instructions Manual
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Raypak 260-401 Installation And Operating Instructions Manual

Econopak water heaters type wh
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INSTALLATION
AND OPERATING
INSTRUCTIONS
Models 260-401
Type WH
ECONOPAK
WATER HEATERS
FOR YOUR SAFETY
Do not store or use gasoline or other flammable vapors and liquids or other combustible
materials in the vicinity of this or any other appliance. To do so may result in an explosion
or fire.
WARNING: Improper installation, adjustment, alteration, service or maintenance can
cause property damage, personal injury or loss of life. Refer to this manual. Installation and
service must be performed by a qualified installer, service agency or the gas supplier.
FOR YOUR SAFETY
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 supplier's
instructions.
*If you cannot reach your gas supplier, call the fire department.
This manual should be maintained in legible
condition and kept adjacent to the heater or kept
in a safe place for future reference.
CATALOG NO.
3000.51D
Effective:
07-15-06
Replaces:
08-01-03
Fig. #9166
P/N 240726 Rev. 1

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  • Page 1 INSTALLATION AND OPERATING INSTRUCTIONS Models 260-401 Type WH ECONOPAK WATER HEATERS FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors and liquids or other combustible materials in the vicinity of this or any other appliance. To do so may result in an explosion or fire.

  • Page 2: Table Of Contents

    5. TROUBLE SHOOTING GUIDE 6. REPLACEMENT PARTS LIST These instructions are provided to assure the proper installation and operation of Raypak water heaters. Should questions arise regarding the specifications, installation, operation or servicing of these water heaters, we suggest that the local Sales representative or the factory be consulted.

  • Page 3: Receiving Equipment

    2. GENERAL SPECIFICATIONS The Raypak water heaters are design certified by the and tested under the requirements of the American National Standard, ANSI Z21.10.3. Each heater has been constructed and pressure tested in accordance with the requirements of Section IV of the American Society of Mechanical Engineers Code, and factory fire tested.

  • Page 4: General Safety Precautions

    Be sure to read and understand the entire Instruction Manual before attempting to install or operate this water heater. Pay particular attention to the following general Safety Precautions. Failure to follow these warnings could result in a fire or explosion, causing property damage, bodily injury or death. Should you have any problems understanding the instructions in this manual, STOP, and get help from a qualified installer or service technician or the gas supplier.
  • Page 5 To meet commercial hot water requirements, the tankstat is adjustable up to 190°F. However, water temperatures over 125°F. can cause severe burns instantly or death from scalds. This is the preferred starting point for setting the control for supplying gen- eral purpose hot water.

  • Page 6: Installation Procedures

    3. INSTALLATION PROCEDURES CODE REQUIREMENTS Installation must be in accordance with local codes, or, in the absence of local codes, with the latest editions of the National Fuel Gas Code, ANSI Z223.1,/NFPA 54, and the National Electrical Code, ANSI/NFPA 70. In Canada installations must conform with the current CAN/CSA B149.1 and the Canadian Electrical Code Part 1 CSA C22.2 No.1.

  • Page 7: Venting Connections

    VENTING CONNECTIONS (Outdoor Models) Outdoor vent top is shipped separately and must be installed on site. MODELS 260-401 Step 1: Insert screw retainer clip over mounting flange, (4 places). Step 2: Attach mounting angles to heater jacket with 1/2"...
  • Page 8 VENTING CONNECTIONS (Indoor Models) The drafthood is shipped separately and must be installed on the heater. For Model 260/261: 1. Mount drafthood on top of heater and attach with the 4 sheet metal screws provided. Drafthood should be positioned with the vent sensor located on the front left side as shown. 2.
  • Page 9 MODELS 330/331 AND 400/401 VENT TERMINAL/INDOOR STACK INSTALLATION 1. Remove the louvered jacket top by removing four (4) #10 flat head screws. 2. If originally installed, remove "Pagoda" top from the louvered jacket top. 3. Place the inner stack adapter panel over the flue collector inside the heater.

  • Page 10: Common Vents

    WARNING: These heaters must not be connected into any portion of mechanical draft systems operating under positive pressure. To do so may cause the flue products to be discharged into the living space causing serious health injury. For connections to gas vents or chimneys, vent installations shall be in accordance with Part 7, Venting of Equipment, of the National Fuel Gas Code, ANSI Z223.1, or applicable provisions of the local building...

  • Page 11: Water Connections & System Piping

    Tankstat Recirculation Water If this water heater is installed in a closed water supply system, such as one having a back-flow preventer in the cold water supply line, means shall be provided to control thermal expansion. Contact the water supplier or local plumbing inspector on how to control this situation.
  • Page 12 The pressure rating of the relief valve must not exceed the 160 maximum working pressure indicated on the water heater rating plate. The BTUH rating of the relief valve must not be less than the BTUH input of the heater.

  • Page 13: Electrical Wiring

    ELECTRICAL WIRING The electrical power supply requirement for these heaters is 115 volts, 60 Hz. Field wiring connections and electrical grounding must comply with the local codes, or in the absence of local codes, with the latest edition of the National Electrical Code, ANSI/NFPA 70.

  • Page 14: Wiring Diagrams

    WIRING DIAGRAM: STANDING PILOT MODELS 260 - 400 Fig. #2372 NOTES: * USE GROUND CLIP PROVIDED. ** PUMP DELAY ADJUSTABLE BETWEEN 3 AND 10 MINUTES. *** VENT TEMP SWITCH PROVIDED ONLY ON INDOOR HEATERS. ROLL-OUT AND VENT SWITCHES NOT REQUIRED ON MODELS 330 AND 400.
  • Page 15 WIRING DIAGRAM: INTERMITTENT IGNITION DEVICE (IID) MODEL 260 Fig. #2373 NOTES: * USE GROUND CLIP PROVIDED. FAILURE TO PROVIDE PROPER GROUND MAY RESULT IN LOCK-OUT. ** PUMP DELAY ADJUSTABLE BETWEEN 3 AND 10 MINUTES. *** VENT TEMP SWITCH PROVIDED ONLY ON INDOOR HEATERS.
  • Page 16 WIRING DIAGRAM: INTERMITTENT IGNITION DEVICE (IID) MODELS 330 & 400 NOTES: * USE GROUND CLIP PROVIDED. FAILURE TO PROVICE PROPER GROUND MAY RESULT IN LOCK-OUT. ** PUMP USED MUST BE RATED 10 AMPS MAX OR 3/4 HP MAX. PUMP DELAY ADJUSTABLE BETWEEN 3 AND 10 MINUTES.
  • Page 17 WIRING DIAGRAM: INTERMITTENT IGNITION DEVICE (IID) MODEL 261 LOW NO x...
  • Page 18 WIRING DIAGRAM: INTERMITTENT IGNITION DEVICE (IID) MODEL 401 LOW NO x...

  • Page 19: Servicing Procedures

    4. SERVICING PROCEDURES SEQUENCE OF OPERATION INTERMITTENT IGNITION DEVICE (IID) Heaters equipped with the IID system will automatically light the pilot burner first and then the main burner, each time there is a call for heat from the tankstat. Whenever the tankstat calling for heat, the circulator supplied with the heater, will be energized and should be running.
  • Page 20 A. This heater has a pilot which must be lighted by hand. When lighting the pilot, follow these instruc- tions exactly. B. BEFORE LIGHTING smell all around the heater area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor.
  • Page 21 6. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor. If you smell gas, STOP! Follow "B" in the safety information above on this label. If you don't smell gas, go to the next step.

  • Page 22: Inspection Procedures

    For Honeywell Gas Valve: Turn gas control knob counter clockwise from “OFF” until it stops. Push in gas control knob and continue rotating counter clockwise position. Make sure knob rest against stop. GAS CONTROL KNOB SHOWN IN "ON" POSITION GAS INLET For Honeywell Gas Valve: (Models 403 ) Turn gas control knob counter clockwise to “ON”.
  • Page 23 40°F above desired operating temperature, and push reset button. Burner should light. LOW NOx HEATERS Sizes 181 to 401 The Raypak Low Nox Heater is offered as a model W1- ON-OFF firing. The boilers are certified and tested under the ANSI Z21.10.3 Standards for hot water heaters.
  • Page 24 LOW NOx BURNER TRAY ASSEMBLY BURNER DRAWER REMOVAL 1. Shut off main electrical power switch to heater. 2. Shut off gas upstream of heater. 3. Remove front door. 4. Disconnect gas line from gas valve. 5. Remove (2) screws that mount burner tray to unit, and (4) screws that secure gas valve to jacket.

  • Page 25: Repair Section

    REPAIR SECTION TUBE CLEANING PROCEDURE (TYPICAL) Establish a regular inspection schedule, the fre- quency depending on the local water condition and severity of service. Do not let the tubes clog up solidly. Clean out deposits over 1/16" in thickness. The heater may be cleaned from the side opposite the water connections, without breaking pipe connec- tions.

  • Page 26: Trouble Shooting Guide

    5. TROUBLE SHOOTING GUIDE IMPORTANT NOTICE These instructions are primarily intended for the use of qualified personnel 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. Persons not qualified shall not attempt to install this equipment nor attempt repairs according to these instructions.
  • Page 27 3)Pilot Outage. (Standing pilot models) 4)Yellow lazy flame. 5)Sooting 1) Too low or too high gas pressures. 2) Restricted pilot. 3) Weak thermocouple. ) Too low gas pressure. 2) Restricted burner intake ports. 3) Restricted gas line. 1) Insufficient combustion air. 2) Improper venting.
  • Page 28 TROUBLESHOOTING ELECTRICAL (ELECTRONIC IGNITION IID) Intermittent Pilot System TROUBLESHOOTING HONEYWELL S8600 START TURN GAS SUPPLY OFF. TURN THERMOSTAT (CONTROLLER) TO CALL FOR HEAT POWER TO MODULE (24 V NOMINAL) SPARK ACROSS IGNITER/SENSOR GAP TURN GAS SUPPLY ON PILOT BURNER LIGHTS? SPARK STOPS WHEN PILOT IS LIT? MAIN BURNER LIGHTS?
  • Page 29 ELECTRICAL (STANDING PILOT) IF PILOT BURNER LIGHTS BUT MAIN BURNERS DO NOT CHECK FOR 24 V AT GAS VALVE IF NOT 24 V: CHECK TRANSFORMER OUPUT FOR 24 V IF NO 24V: REPLACE TRANSFORMER ELECTRICAL TROUBLESHOOTING For Service Technicians START HEATER IF 24 V: REPLACE GAS VALVE...

  • Page 30: Adjustments/Replacements Of Components

    ADJUSTMENTS/REPLACEMENTS OF COMPONENTS CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after ser- vicing. DANGER - SHOCK HAZARD Make sure electrical power to the heater is disconnect-ed to avoid potential serious injury or damage to com- ponents.

  • Page 31: Replacement Parts List

    Any part returned for replacement under standard company warranties must be properly tagged with RAYPAK return parts tag, completely filled in with the heater serial number, model number etc., and shipped to the Company freight prepaid. If determined defective by the Company and within warranty, the part will be returned in kind or equal substitution, freight collect.
  • Page 32 FOR UNITS WITH A LOW NO x TRAY...

  • Page 35: Warranty

    PARTS REPLACEMENT: Under this Warranty, Raypak will furnish a replacement for any failed part. The failed part must first be returned to Raypak if requested, with transportation charges prepaid, and all applicable warranty conditions found satisfied. The replacement part will be warranted for only the unexpired portion of the original warranty.
  • Page 36 Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 FAX (800) 872-9725 Raypak Canada LTD, 2805 Slough Street, Mississauga, Ontario, Canada L4T 1G2 (905) 677-7999 FAX (905) 677-8036 Litho in U.S.A.

This manual is also suitable for:

Wh-260Wh-261Wh-330Wh-331Wh-400Wh-401

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