Raypak 090A - Manuals

5 To meet commercial hot water requirements, thetankstat is adjustable up to 190°F. However, watertemperatures over 125°F. can cause severe burns in-stantly or death from scalds. This is the preferredstarting point for setting the control for supplying generalpurpose hot water. Safety and energy con...

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...

2) If the heater room is located against an outside wall and air openings can communicate directly with theoutdoors, the two openings on the outside wallmust each have a net free area, in square inches asfollows: Model Sq. In. Of Free Area 0090 24 0135 35 0195 50 Location of the openings is the same...

8 WARNING: These heaters must not be connected into any portion of mechanical draft systems operating underpositive pressure. To do so may cause the flue productsto be discharged into the living space causing serioushealth injury. For connections to gas vents or chimneys, vent installations shall be...

9 At the time of removal of an existing heater, the following steps shall be followed with each applianceremaining connected to the common venting systemplaced in operation, while the other appliances remain-ing connected to the common venting system are not inoperation. (a) Seal any unused openings...

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-...

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 ofthe National Electrical Code, ANSI/NFPA 70. Provide a separ...

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 POWE...

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...

START-UP PROCEDURESSECTION 1 . Filling the System Fill system with water. Purge all air from the system using purge valve sequence. After system is purged ofair, lower system pressure. Flush system before putting into operation to assure that foreign material does not damage pump seals. SECTION 2 . ...

8. Push down and hold the red reset button in, imme- diately light the pilot with a match. Continue to holddown red reset button for about one minute after thepilot is lighted. Release red reset button and it willpop back up. Pilot should Remain lighted. If it goesout, repeat steps 4 through 8. * If...

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...

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 heaterready for operation. FOR AUTOMATIC IGNITION SYSTEMS A. Intermittent Ignition (IID) 1. Turn on power to the ignition systems and t...

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 dow...

20 5. TROUBLE SHOOTING GUIDE IMPORTANT NOTICE These instructions are primarily intended for the use of qualified personnel specifically trained and experiencedin the installation of this type of heating equipment and related system components. Installation and servicepersonnel may be required by som...

22 HONEYWELL PILOT ROBERTSHAW PILOT AIROPENING PILOT ORIFICE Fig.# 8045.2 PILOT Fig.# 8102.1 ORIFICE ADJUSTMENTS/REPLACEMENTS OFCOMPONENTS CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improperand dangerous operation. Verify proper operation afterse...

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 gaswhen applicable. Any part returned for replacement under standard company warranties must be properly tagged with RAY-PAK return parts tag, completely filled in...

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 pe...

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