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Raypak 0195A - page 1
INST ALLA TION & OPERA TING INSTR UCTIONS Catalog No. 3000.50G Effective: 04-08-09 Replaces: 05-06-08 P/N 240687 Rev . 8 This manual should be maintained in legible condition and kept adjacent to the heater or in a safe place for future reference. Models 0090A, 0135A & 0195A – Type WH WHA T T O DO IF Y OU SMELL GAS: • Do not try to ligh ...
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Raypak 0195A - page 2
2 Rev . 8 reflects the following: Changes to: Paragraph 3 of the GENERAL SPECIFICA TIONS 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. The addition of: A note to Fig. 2 on page 7. ...
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Raypak 0195A - page 3
WARNINGS 4 Pay Attention to These T erms 4 GENERAL SAFETY 5 T ime/T emperature Relationships in Scalds 5 RECEIVING EQUIPMENT 6 GENERAL SPECIFICA TIONS 6 INST ALLA TION 8 Code Requirements 8 Mounting Base 8 Clearances 8 Combustion & V entilation Air 8 V enting Connections 9 Gas Supply Connections 1 1 W ater Connections & System Piping 12 Ele ...
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Raypak 0195A - page 4
4 D ANGER: Indicates the presence of immediate hazards which will cause severe personal injury , death or substantial property damage if ignored. WARNING: Indicates the presence of hazards or unsafe practices which could cause severe personal injury , death or substantial property damage if ignored. CA UTION: Indicates the presence of hazards or un ...
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Raypak 0195A - page 5
5 GENERAL SAFETY T o meet commercial hot water requirements, the tank- stat 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 . Safety and energy conservation are factors t ...
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Raypak 0195A - page 6
6 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 dam- aged report the damage to the carrier immediately . Be sure ...
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Raypak 0195A - page 7
7 Model No. Input (MBH) Recovery (gph) T ank (Gal)** Piping Connections (in.) Dimensions (in.) W ater (NPT) Gas (NPT) A B K (V ent Dia.) WH-0090 90 90 80 1 1/2 11 5-3/4 5 WH-0135 135 132 80 1-1/4 1/2 18 6-1/4 6 WH-0195 195 192 80 1-1/4 1/2 18 6-1/4 7 Recovery gph based on manufacturer's rating. **May be used with other tank size capacity . T a ...
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Raypak 0195A - page 8
8 INST ALLA TION Code R equir ements 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,/NFP A 54, and the National Electrical Code, ANSI/NFP A 70. In Canada installations must conform with the current CAN/CSA B149 and the Canadian Electrical C ...
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Raypak 0195A - page 9
9 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. If the heater room is located against an outside wall and air openings can communicate directly wi ...
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Raypak 0195A - page 10
10 Common V ents Manifolds that connect more than one heater to a com- mon chimney must be sized to handle the combined load. Consult available guides for proper sizing of the manifold and the chimney . At no time should the area be less than the area of the largest outlet. At the time of removal of an existing heater , the follow- ing steps shall ...
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Raypak 0195A - page 11
11 (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 table ...
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Raypak 0195A - page 12
12 Gas Pressur e Specifications Gas Pressur e Regulator The gas valve is provided with pressure taps to meas- ure gas pressure upstream of the gas valve and downstream which is the same as the manifold pres- sure. T ype of Gas Inches WC Regulator Setting Min. Max.* Natural 4.5 10.5 3.5 Propane 12.0 13.0 1 1.0 *Do not exceed maximum inlet gas pressu ...
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Raypak 0195A - page 13
13 When this water heater system is supplying general purpose hot water requirements for use by individuals, a thermostatically controlled mixing valve is recom- mended to reduce the risk of scald injury . Contact a licensed plumber or the local plumbing authority for further information. Thermometer(s) should be installed so that they indi- cate t ...
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Raypak 0195A - page 14
14 W iring Dia g r am—Standing Pilot—Models 0090, 0135 & 0195 ...
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Raypak 0195A - page 15
15 W iring Dia g r am—IID—Models 0090, 0135 & 0195 ...
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Raypak 0195A - page 16
16 SER VICING PR OCEDURES General Location of Controls Sequence of Oper ation Inter mittent Ignition De vice (IID) Heaters equipped with the IID system will automatical- ly 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 wit ...
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Raypak 0195A - page 17
17 F or Standing Pilot Model with R ober tshaw Gas V alv e, On/Of f Operation 1. STOP! Read the safety information. 2. Set the tankstat on the lowest setting. 3. T urn 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". 6. Wait five (5) minutes to clear ou ...
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Raypak 0195A - page 18
instructions. • If you cannot reach your gas supplier , call the fire department. C. Use only your hand to push in, move or turn the gas control knob or lever . Never use tools. If the knob or lever will not push in, move or turn by hand, don't try to repair it, call a qualified service technician. Force or attempted repair may result in a f ...
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Raypak 0195A - page 19
19 of the control system and any gas control which has been under water . F or Inter mittent Ignition (IID) with Honeywell or R ober tshaw Gas V alve 1. STOP! Read the safety information above on this label. 2. Set the tankstat on the lowest setting. 3. T urn off all electric power to the appliance. 4. This appliance is equipped with an ignition de ...
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Raypak 0195A - page 20
20 T esting the Ignition Safety Shut-off The ignition system safety shutoff must be tested by conducting the following tests: F or Standing Pilot Systems 1. With the main burners on, remove the pilot adjust- ment cover screw . 2. Insert a small slot screw driver and turn the adjust- ment screw clockwise until pilot flame goes out. Count and note nu ...
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Raypak 0195A - page 21
Nor mal Inspection Procedur es First and third month after initial start up and then on an annual basis. If problems are found, refer to T rouble Shooting Guide for additional directions. 1. Remove top of heater and inspect heat exchanger for soot and examine venting system. 2. Remove rear header and inspect for scale deposits. *3. Inspect pilot an ...
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Raypak 0195A - page 22
22 R epair Section T ube Cleaning Pr ocedur e (Typical) Establish a regular inspection schedule, the frequency 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 breakin ...
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Raypak 0195A - page 23
23 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 ...
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Raypak 0195A - page 24
24 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 insects. 3) Clean gas line or increase gas line piping. 1) Refer to installation instructions regarding combustion air requirements. 2) Refer to installa ...
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Raypak 0195A - page 25
25 ADJUSTMENTS & REPLA CEMENT OF COMPONENTS Gas V alve R eplacement 1. Shut off electrical power and gas supply to the heater . 2. Remove gas piping to gas valve inlet. 3. Disconnect wiring connections, pilot tubing (when equipped). 4. Remove screws (2) holding the burner tray . 5. Slide burner tray out. 6. Remove gas valve bracket screws and b ...
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Raypak 0195A - page 26
R eplacement Par ts Any part returned for replacement under standard company warranties must be properly tagged with RA YP AK 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 ...
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Raypak 0195A - page 27
27 LIMITED PARTS WARRANTY ECONOPAK WATER HEATERS MODELS WH - 0 0 90 TO 0 195 SCOPE: Raypak, Inc. ("Raypak") warrants to the original owner that all parts of this water heater which are actually manufactured by R aypak will be free from failure under normal use and service for the specified warranty periods and subject to the conditions se ...
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Raypak 0195A - page 28
ww w .ra y pak.com Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468 Litho in U.S.A. ...
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