Raypak WH 0195A User Manual

INSTALLATION & OPERATING INSTRUCTIONSCatalog No. 3000.50G Effective: 04-08-09 Replaces: 05-06-08 P/N 240687 Rev. 8 This manual should be mainta

10Common VentsManifolds that connect more than one heater to a com-mon chimney must be sized to handle the combinedload. Consult available guides for

11(g) Any improper operation of the common ventingsystem should be corrected so the installationconforms with the latest edition of the NationalFuel G

12Gas Pressure SpecificationsGas Pressure RegulatorThe gas valve is provided with pressure taps to meas-ure gas pressure upstream of the gas valve and

13When this water heater system is supplying generalpurpose hot water requirements for use by individuals,a thermostatically controlled mixing valve i

14Wiring Diagram—Standing Pilot—Models 0090, 0135 & 0195

15Wiring Diagram—IID—Models 0090, 0135 & 0195

16SERVICING PROCEDURESGeneral Location of ControlsSequence of OperationIntermittent Ignition Device (IID)Heaters equipped with the IID system will aut

17For Standing Pilot Model withRobertshaw Gas Valve, On/OffOperation1. STOP! Read the safety information.2. Set the tankstat on the lowest setting.3

instructions.• If you cannot reach your gas supplier, call the firedepartment.C. Use only your hand to push in, move or turn thegas control knob or

19of the control system and any gas control whichhas been under water.For Intermittent Ignition (IID) withHoneywell or Robertshaw GasValve1. STOP! Re

2Rev. 8 reflects the following: Changes to: Paragraph 3 of the GENERAL SPECIFICATIONS section on page 6; Fig. 7 onpage 12; the Wiring Diagrams on page

20Testing the Ignition Safety Shut-offThe ignition system safety shutoff must be tested byconducting the following tests:For Standing Pilot Systems1.

Normal Inspection ProceduresFirst and third month after initial start up and then onan annual basis. If problems are found, refer toTrouble Shooting G

22Repair SectionTube Cleaning Procedure (Typical)Establish a regular inspection schedule, the frequencydepending on the local water condition and seve

23These instructions are primarily intended for the use of qualified personnel specifically trained and experienced in the installation of this type o

241) Adjust inlet gas pressure asshown on rating plate.2) Clean pilot orifice.3) Replace thermocouple.1) Adjust manifold pressure as shown on rating p

25ADJUSTMENTS &REPLACEMENT OFCOMPONENTSGas Valve Replacement1. Shut off electrical power and gas supply to theheater.2. Remove gas piping to gas

Replacement Parts Any part returned for replacement under standardcompany warranties must be properly tagged withRAYPAK return parts tag, completely f

27LIMITED PARTS WARRANTY ECONOPAK WATER HEATERSMODELS WH - 0090 TO 0195SCOPE:Raypak, Inc. ("Raypak") warrants to the original owner that all

www.raypak.com Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468Litho in U.S.A.

WARNINGS 4Pay Attention to These Terms 4GENERAL SAFETY 5Time/Temperature Relationships in Scalds 5RECEIVING EQUIPMENT 6GENERAL SPECIFICATIONS 6INSTALL

4DANGER: Indicates the presence of immediate hazards which will cause severepersonal injury, death or substantial property damage if ignored.WARNING:I

5GENERAL SAFETYTo meet commercial hot water requirements, the tank-stat is adjustable up to 190°F. However, watertemperatures over 125°F can cause sev

6RECEIVING EQUIPMENTOn receipt of your equipment it is suggested that youvisually check for external damage to the carton. If thecarton is damaged, it

7ModelNo.Input(MBH)Recovery(gph) Tank(Gal)**PipingConnections(in.)Dimensions (in.)Water(NPT)Gas(NPT)A BK (VentDia.)WH-0090 90 90 80 1 1/2 11 5-3/4 5WH

8INSTALLATIONCode RequirementsInstallation must be in accordance with local codes, or,in the absence of local codes, with the latest editionsof the Na

91. The heater must be provided with adequate sup-ply of air for proper combustion and ventilation inaccordance with Sec. 5.3 of the latest edition o