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INSTALLATION & OPERATING
Econopak
Water
Heaters
Models 0090A, 0135A
& 0195A – Type WH
WARNING: If the information in these instructions is not followed exactly, a fire or
explosion may result causing property damage, personal injury or death.
FOR YOUR SAFETY: 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
supplier'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. 3000.50G
INSTRUCTIONS
Effective: 04-08-09
Replaces: 05-06-08
P/N 240687 Rev. 8
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Summary of Contents for Raypak WH 0135A
- Page 1 INSTALLATION & OPERATING INSTRUCTIONS Econopak Water Heaters Models 0090A, 0135A & 0195A – Type WH WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. FOR YOUR SAFETY: Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
- Page 2 Rev. 8 reflects the following: Changes to: Paragraph 3 of the GENERAL SPECIFICATIONS section on page 6; Fig. 7 on page 12; the Wiring Diagrams on pages 14 and 15; Fig. 8 on page 16; Fig. 12 on page 19; Fig. 15 on page 20; the TROU- BLESHOOTING chart on page 23.
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Page 3: Table Of Contents
WARNINGS Pay Attention to These Terms GENERAL SAFETY Time/Temperature Relationships in Scalds 5 RECEIVING EQUIPMENT GENERAL SPECIFICATIONS INSTALLATION Code Requirements Mounting Base Clearances Combustion & Ventilation Air Venting Connections Gas Supply Connections Water Connections & System Piping Electrical Wiring Wiring Diagram—Standing Pilot—Models 0090, 0135 &... -
Page 4: Warnings
DO NOT handle, use or store gasoline or other flammable or combustible materials anywhere near or in the vicinity of a water heater. Be sure to read and follow the warning label pictured below and other labels on the water heater, as well as the warnings printed in this manual. -
Page 5: General Safety
Children, disabled, and elderly are at highest risk of being scalded. See instruction manual before set- ting temperature at water heater. Feel water before bathing or show- ering. Temperature limiting valves are available, see manual. -
Page 6: Receiving Equipment
Raypak representa- tive. 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... - Page 7 Model Input (MBH) WH-0090 WH-0135 WH-0195 Recovery gph based on manufacturer's rating. **May be used with other tank size capacity. *Flow switch and temperature and pressure gauge must be field installed in the outlet water connection of the heater. Piping Connections Recovery Tank...
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Page 8: Installation
INSTALLATION 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 and the Canadian Electrical Code Part 1 CSA C22.2 No.1. -
Page 9: Venting Connections
1. The heater must be provided with adequate sup- ply of air for proper combustion and ventilation in accordance with Sec. 5.3 of the latest edition of the National Fuel Gas Code, ANSI Z223.1, or applicable provisions of the local building codes. 2. -
Page 10: Common Vents
Fig. 4: Venting Minimum Clearances 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. Common Vents Manifolds that connect more than one heater to a com- mon chimney must be sized to handle the combined... -
Page 11: Gas Supply Connections
(g) Any improper operation of the common venting system should be corrected so the installation conforms with the latest edition of the National Fuel Gas Code, ANSI Z223.1. When re-sizing any portion of the common venting system, the com- mon venting system should be re-sized to approach the minimum size as determined using the appropriate tables in Chapter 10 and in Appendix G of the National Fuel Gas Code, ANSI... -
Page 12: Water Connections & System Piping
11.0 shown in Fig. 7 below. 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. -
Page 13: Electrical Wiring
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 14: Wiring Diagram-Standing Pilot-Models 0090, 0135 & 0195
Wiring Diagram—Standing Pilot—Models 0090, 0135 & 0195... -
Page 15: Wiring Diagram-Iid-Models 0090, 0135 & 0195
Wiring Diagram—IID—Models 0090, 0135 & 0195... -
Page 16: Servicing Procedures
SERVICING PROCEDURES General Location of Controls Circulator Manual Reset Limit (in heater behind panel) Pressure Relief Valve Field Wiring Compartment Temperature Sensor Ignition Module (Auto Ignition Only) Transformer Roll-Out Sensor Gas Valve Ignition Module (Auto Ignition Only) Fig. 8: General Location of Controls Sequence of Operation Intermittent Ignition Device (IID) Heaters equipped with the IID system will automatical-... - Page 17 For Standing Pilot Model with Robertshaw Gas Valve, On/Off Operation 1. STOP! Read the safety information. 2. Set the tankstat on the lowest setting. 3. Turn OFF all electric power to the heater. 4. Remove heater door panel. 5. Push in gas control knob slightly and turn clock- wise to "OFF".
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Page 18: Lighting The Heater
* If red reset button does not pop up when released, STOP and immediately call your service technician or gas supplier. * If the pilot does not stay lit after several tries, turn the gas control knob to "OFF" and call your Service technician or gas supplier. -
Page 19: To Turn Off Gas To Heater
of the control system and any gas control which has been under water. For Intermittent Ignition (IID) with Honeywell or Robertshaw Gas Valve 1. STOP! Read the safety information above on this label. 2. Set the tankstat on the lowest setting. 3. -
Page 20: Inspection Procedures
CAUTION: Should overheating occur or the gas supply fails to shut off, DO NOT turn off or discon- nect the electrical supply to the pump. Instead, shut off the gas supply at a location external to the heater. Failure to observe this precaution may aggravate the overheated condition resulting in possible damage to the heater and injury to the user. - Page 21 Fig. 16: Typical Main Burner Flame Fig. 17: Pilot Burner Flame (STG Pilot Units) Normal Inspection Procedures First and third month after initial start up and then on an annual basis. If problems are found, refer to Trouble Shooting Guide for additional directions. 1.
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Page 22: Repair Section
2. Install inlet-outlet and return water headers and install header retainer nuts and torque nuts even- RAYPAK TUBE CLEANING KIT Fig. 18: Raypak Tube Cleaning Kit 3. Replace "V" baffles. 4. Install thermostat sensing bulbs in header wells and replace bulb retaining clips. -
Page 23: Troubleshooting
TROUBLESHOOTING 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 24 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.
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Page 25: Adjustments & Replacement Of Components
ADJUSTMENTS & REPLACEMENT OF COMPONENTS CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. DANGER: SHOCK HAZARD: Make sure electri- cal power to the heater is disconnected to avoid potential serious injury or damage to components. -
Page 26: Circulator Replacement
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. -
Page 27: 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 28 Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468 Litho in U.S.A.