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Raypak 090A - page 1
CATALOG NO. 3000.50D Effective: 01-01-03 Replaces: 03- 01-97 P/N 240687 INST ALLA TION AND OPERA TING INSTRUCTIONS Models 090A, 135A, 195A T ype WH This manual should be maintained in legible condition and kept adjacent to the heater or kept in a safe place for future reference. ECONOP AK W A TER HEA TERS FOR YOUR SAFETY Do not store or use gasolin ...
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Raypak 090A - page 2
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 heat- ers, we suggest that the local Sales representative or the factory be consulted. 2 3 1. RECEIVING EQUIPMENT 3 2. GENERAL SPECIFICATION ...
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Raypak 090A - page 3
3 1. RECEIVING EQUIPMENT On receipt of your equipment it is suggested that you visually check for external damage to the carton. If the carton is damaged, it is suggested that a note be made on the Bill of Lading when signing for equipment. Remove the heater from the carton and if it is damaged report the damage to the carrier immediately. Be sure ...
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Raypak 090A - page 4
4 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 understand ...
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Raypak 090A - page 5
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 in- stantly or death from scalds. This is the preferred starting point for setting the control for supplying general purpose hot water. Safety and energy conservation are factors to be consid- ered wh ...
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Raypak 090A - page 6
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/CGA B149.1 or .2 and the Can ...
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Raypak 090A - page 7
2 ) If the heater room is located against an outside wall and air openings can communicate directly with the outdoors, the two openings on the outside wall must each have a net free area, in square inches as follows: Model Sq. In. Of Free Area 0090 2 4 0135 3 5 0195 5 0 Location of the openings is the same as in the previous case - that is, within ...
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Raypak 090A - page 8
8 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 Equipmen ...
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Raypak 090A - page 9
9 At the time of removal of an existing heater, the following steps shall be followed with each appliance remaining connected to the common venting system placed in operation, while the other appliances remain- ing connected to the common venting system are not in operation. ( a ) Seal any unused openings in the common venting system. ( b ) Visuall ...
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Raypak 090A - page 10
10 The gas valve is provided with pressure taps to measure gas pressure upstream of the gas valve and downstream which is the same as the manifold pressure. WATER CONNECTIONS & SYSTEM PIPING The pipe size and fittings between the heater and the tank should be at least 1" for model 90, and 1-1/4" for models 135 and 195. This is based o ...
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Raypak 090A - page 11
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. Provide a separate fused circuit from the main electrical panel ...
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Raypak 090A - page 12
See page 11 wiring diagram key information. 12 WIRING DIAGRAM: STANDING PILOT MODELS 90, 135 and 195 WIRING DIAGRAM: INTERMITTENT IGNITION DEVICE (IID) MODELS 90, 135 and 195 *Field Installed WARNING: SHOCK HAZARD LINE VOLTAGE IS PRESENT. BEFORE SERVICING TANKSTAT OR HEATER, TURN OFF ELECTRICAL POWER TO THE HEATER AT THE MAIN DISCONNECT OR CIRCUIT ...
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Raypak 090A - page 13
4. SERVICING PROCEDURES GENERAL LOCATION OF CONTROLS CONTROL BOX COMPONENT LOCATIONS Ignition Module (Auto Ignition Only) 13 SEQUENCE OF OPERATION INTERMITTENT IGNITION DEVICE (IID) Heaters equipped with the IID system will automati- cally light the pilot burner first and then the main burner, each time there is a call for heat from the tankstat. W ...
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Raypak 090A - page 14
START-UP PROCEDURES SECTION 1 . Filling the System Fill system with water. Purge all air from the system using purge valve sequence. After system is purged of air, lower system pressure. Flush system before putting into operation to assure that foreign material does not damage pump seals. SECTION 2 . Checking the Circulator Before lighting the heat ...
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Raypak 090A - page 15
8. Push down and hold the red reset button in, imme- diately light the pilot with a match. Continue to hold down red reset button for about one minute after the pilot is lighted. Release red reset button and it will pop back up. Pilot should Remain lighted. If it goes out, repeat steps 4 through 8. * If red reset button does not pop up when release ...
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Raypak 090A - page 16
16 FOR INTERMITTENT IGNITION (IID) WITH HONEY- WELL OR ROBERTSHAW GAS VALVE 1. STOP! Read the safety information above. 2. Set the tankstat to the lowest setting. 3. Turn off all electric power to the appliance. 4. This heater is equipped with an ignition device which automatically lights the pilot. Do not try to light the pilot by hand. GAS CONTRO ...
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Raypak 090A - page 17
Pilot Adjustment Fig.# 8935.0 ROBERTSHAW 7200 GAS VALVE (Models 135 & 180) e. Replace pilot adjustment cover screw, then follow the lighting instructions to get heater ready for operation. FOR AUTOMATIC IGNITION SYSTEMS A . Intermittent Ignition (IID) 1. Turn on power to the ignition systems and turn gas supply off at the gas valve. 2. Check ig ...
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Raypak 090A - page 18
BURNER DRAWER REMOVAL 1. Shut off power and gas supply to the heater. Dis- connect union(s) and pilot tubing when present; then loosen and remove burner hold down screws. 2. Disconnect wires at gas valve and slide burner drawer out. MAIN BURNER AND ORIFICE REMOVAL 1. Remove screws and burner hold down bracket. NOTE: If the heat exchanger is sooted ...
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Raypak 090A - page 19
HEAT EXCHANGER RE-ASSEMBLY 1. Heat exchanger water header O-rings should be replaced with new ones. 2. Install inlet-outlet and return water headers and install header retainer nuts and torque nuts evenly. 3. Replace "V" baffles. 4. Install thermostat sensing bulbs in header wells and replace bulb retaining clips. 5. Install inlet and ret ...
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Raypak 090A - page 20
20 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 s ...
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Raypak 090A - page 21
1) Adjust inlet gas pressure as shown on rating plate. 2) Clean pilot orifice. 3) Replace thermocouple. 1 ) Adjust manifold pressure as shown on rating plate. 2) Clean burners free of debris or in- sects. 3) Clean gas line or increase gas line piping. 1) Refer to installation instructions regarding combustion air requirements. 2) Refer to installat ...
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Raypak 090A - page 22
22 HONEYWELL PILOT ROBERTSHAW PILOT AIR OPENING PILOT ORIFICE Fig.# 8045.2 PILOT Fig.# 8102.1 ORIFICE 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 servicing. DANGER - SHOCK HAZARD Make sure elect ...
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Raypak 090A - page 23
23 6. REPLACEMENT PARTS LIST NOTE: To supply the correct part it is important that you state the model number, serial number and type of gas when applicable. Any part returned for replacement under standard company warranties must be properly tagged with RAY- PAK return parts tag, completely filled in with the heater serial number, model number etc ...
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Raypak 090A - page 24
24 HONEYWELL STANDING PILOT ROBERTSHAW STANDING PILOT Fig. # 8189.4 Fig. # 8190.3 3-P 1-P 2-P 6-P 8-P 3-P 1-P 2-P 6-P 8-P 1-P 2-P 9-P 6-P 8-P Fig. # 9112 HONEYWELL IID 5-S ...
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Raypak 090A - page 25
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Raypak 090A - page 26
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Raypak 090A - page 27
LIMITED PARTS WARRANTY ECONOPAK WATER HEATERS MODELS WH - 90 TO 195 SCOPE: Raypak, Inc. ("Raypak") warrants to the original owner that all parts of this water heater which are actually manufactured by Raypak will be free from failure under normal use and service for the specified warranty periods and subject to the conditions set forth in ...
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Raypak 090A - page 28
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. www .raypak.com ...
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