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CATALOG NO.  3000.50D
Effective:       01-01-03
Replaces:     03- 01-97

P/N 240687

INSTALLATION
 AND OPERATING
INSTRUCTIONS

Models 090A, 135A, 195A
Type WH

This manual should be maintained in legible
condition and kept adjacent to the heater or kept
in a safe place for future reference.

ECONOPAK WATER
HEATERS

FOR YOUR SAFETY

Do not store or use gasoline or other flammable vapors and liquids or other combustible
materials in the vicinity of this or any other appliance.  To do so may result in an explosion or
fire.

WARNING:  

Improper installation, adjustment, alteration, service or maintenance can cause

property damage, personal injury or loss of life.  Refer to this manual.  Installation and service must
be performed by a qualified installer, service agency or the gas supplier.

FOR YOUR SAFETY

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.

Summary of Contents for 090A

Page 1: ...his or any other appliance To do so may result in an explosion or fire WARNING Improper installation adjustment alteration service or maintenance can cause propertydamage personalinjuryorlossoflife Refertothismanual Installationandservicemust be performed by a qualified installer service agency or the gas supplier FOR YOUR SAFETY WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not...

Page 2: ...IMENSIONS 4 General Safety Precautions 6 3 INSTALLATION PROCEDURES 6 Code Requirements 6 Mounting Base 6 Clearance Requirements 6 Combustion Ventilation Air 7 Venting Connections 8 Common Vents 9 Gas Supply Connections 10 Water Connections System Piping 11 Electrical Wiring 12 Wiring Diagrams 13 4 SERVICING PROCECURES 13 General Locations of Controls 13 Sequence of Operation 14 Start Up Procedures...

Page 3: ...pak representative 2 GENERAL SPECIFICATIONS TheRaypakwaterheatersaredesigncertifiedbythe AmericanGasAssociation andtestedundertherequire ments of the American National Standard ANSI Z21 10 3 Each heater has been constructed and pressure tested in accordance with the requirements of Section IV of the American Society of Mechanical Engi neers Code and factory fire tested Theheatersaredesignedforindo...

Page 4: ...service technician To avoid possible equipment damage personal injury or fire DO NOT connect this water heater to a fuel type not in accordance with unit data plate Propane for propaneunits Naturalgasfornaturalgasunits Theseunitsare not certified for any other type fuel LP appliances should not be installed below grade for ex ample in a basement if such installation is prohibited by federal state ...

Page 5: ... in determining the safest water temperatureforyourapplications Temperature Time to Produce Serious Burn 120 F More than 5 minutes 125 F 1 1 2 to 2 minutes 130 F About 30 seconds 135 F About 10 Seconds 140 F Less than 5 seconds 145 F Less than 3 seconds 150 F About 1 1 2 seconds 155 F About 1 second TablecourtesyofShinersBurnInstitute TIME TEMPERATURERELATIONSHIPSINSCALDS Thetemperatureofthewateri...

Page 6: ...ont clearance of at least 24 is recommended foradequateserviceofburner trayandcontrols 3 Except for carpeted flooring heaters are certified for installation on combustible floors 4 For un insulated hot water pipes maintain a 2 clearance or consult local authority having jurisdiction COMBUSTION VENTILATIONAIR WARNING Air supply to the heater room must not be affected by mechanical exhaust vents loc...

Page 7: ...eater Size VentConnector MaxHorizontal Diameter Length FT 90 5 7 5 135 6 9 195 7 10 5 Gas Vents supported only by the flashing and extending above the roof more than five feet should be securely guyed or braced to withstand snow and wind loads Werecommenduseofinsulatedventpipespacer through the roofs and walls Forprotectionsagainstrainorblockagebysnow the vent pipe must terminate with a listed ven...

Page 8: ...eys vent installations shall be in accordance with Part 7 Venting of Equipment of the National Fuel Gas Code ANSI Z223 1 or applicable provisions of the local building codes COMMONVENTS Manifolds that connect more than one heater to a common chimney must be sized to handle the combined load Consultavailableguidesforproper sizing of the manifold and the chimney At no time should the area be less th...

Page 9: ... Code ANSI Z 223 1 When resizing any portion of the common venting system the com monventing systemshouldberesizedtoapproach the minimum size as determined using the appropriate tables in Chapter 10 and in Appendix G of the National Fuel Gas Code ANSI Z 223 1 and CAN CGA B149 1 B149 2 GASSUPPLYCONNECTIONS The inlet gas connection of the heater gas valve is 1 2 Provide an adequate gas piping supply...

Page 10: ... plumbing authority for further information Thermometer s should be installed so that they indicate the water temperature at or near the outlet of the storage tank RELIEF VALVE A new combination temperature and pressure T P relief valve complying with the Standard for Relief Valves and Automatic Gas Shut Off Devices for Hot Water Supply Systems ANSI Z21 22 must be installed in the opening provided...

Page 11: ...ing compartment See general location of controls drawing on page 13 The pump is supplied and factory wired to operate with the heater The thermostat tankstat is shipped loose to be installed in the tank at the installation site 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 BREAKER FAILURE T...

Page 12: ...S PRESENT BEFORE SERVICING TANKSTAT OR HEATER TURN OFF ELECTRICAL POWER TO THE HEATER AT THE MAIN DISCONNECT OR CIRCUIT BREAKER FAILURE TO DO SO COULD RESULT IN SEVERE PERSONAL INJURY OR DEATH WARNING SHOCK HAZARD LINE VOLTAGE IS PRESENT BEFORE SER VICING TANKSTAT OR HEATER TURN OFF ELECTRICAL POWER TO THE HEATER AT THE MAIN DISCONNECT OR CIRCUIT BREAKER FAILURE TO DO SO COULD RESULT IN SEVERE PER...

Page 13: ...trial for ignitionperiodends Then themodulegoesintosafety shutdown or lockout Lockout de energizes the first main valve operator and closes the first main pilot valve in the gas control stopping pilot gas flow The ignition control system must be reset by setting the tankstat below water temperature for one minute or by turning off power to the module for one minute When the pilot flame is establis...

Page 14: ...ckwise to Pilot HONEYWELLPILOT ROBERTSHAW PILOT 8 Push in control knob all the way and hold in immediately light the pilot with a match Continue toholdcontrolknobinforaboutoneminuteafterthe pilot is lighted release knob and it will pop back up Pilot should remain lighted If it goes out repeat steps 4 through 8 If knob does not pop up when released stop and immediately call your service technician ...

Page 15: ...tch 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 C Use only your hand to push in move or turn the gas controlknoborlever Neverusetools If theknoborlever will not push in move or turn by hand don t try to repair it callaqualifiedservicetechnician ...

Page 16: ...west setting 2 Turn off all the electric power to the heater if service is to be performed 3 For Honeywell Valve Turn gas control knob clockwise to Off Make sure knob rest against stop For Robertshaw Valve Push in and move gas control lever to Off position HONEYWELL PILOT CAUTION Should overheating occur or the gas supply fails to shut off DO NOT turn off or disconnect the electrical supply to the...

Page 17: ...en the manual valves relight standing pilots and reset the safety switch the burner should restart INSPECTIONPROCEDURES BURNERS Clean main burners and air louvers of dust lint and debris Keep heater area clear and free from combus tibles and flammable liquids Do not obstruct the flow of combustion and ventilating air Make visual check of burner and pilot flame Yellow flame indicates clogging of ai...

Page 18: ...n or the heat exchangergenerally After reaming with the auger mount the wire brush and clean out the debris remaining in the tubes Another method is to remove the heat exchanger reamtubesandimmerseheatexchangerinnon inhibited de scalesolvent HEATEXCHANGERREMOVAL 1 Shut water gas and electricity off close valves and relievepressure removereliefvalve Removeside inspection panels 2 Removetopholdingsc...

Page 19: ...own entire system and vent all radiation units and high points in system piping Check all strain ers for debris Expansion tank water level should be at the 1 4 mark and the balance of the tank filled with air when using Air X Tank 9 Install flue collector jacket top and inspection pan els Install top holding screws Install draft diverter and vent piping if so equipped 10 If gas piping was disconne...

Page 20: ...itch Make sure power is on 2 Check continuity on thermostat and wiring circuit Replace thermostat or repair wiring connections 3 Check secondary voltage If no 24V replace transformer 1 Light pilot burner Follow lighting instructions on rating plate 2 Check thermocouple MV generation If less than 25MV open circuit re place thermocouple If between 25 35 MV replace gas valve 3 Turn knob to ON positio...

Page 21: ...fer to installation instructions regarding combustion air requirements 2 Refer to installations instructions 3 See yellow flame section above 3 Pilot Outage Standing pilot models 4 Yellow lazy flame 5 Sooting 21 1 Too low or too high gas pressures 2 Restricted pilot 3 Weak thermocouple 1 Too low gas pressure 2 Restricted burner intake ports 3 Restricted gas line 1 Insufficient combustion air 2 Imp...

Page 22: ...mall brush NOTE Make sure pilot orifice is clear but do not enlarge the hole k Reverseaboveproceduretore install 3 Flame Roll out Switch Replacement a Shut off electrical power to the heater b Remove wiring connections to switch c Remove screws 2 holding the switch d Reverseaboveproceduretore install 4 Vent Thermal Switch Replacement a Shut off electrical power to the heater b Remove wiring connec...

Page 23: ...der standard companywarrantiesmustbeproperlytaggedwithRAY PAK return parts tag completely filled in with the heater serial number model number etc and shipped to the Companyfreightprepaid If determined defective by the Company and within warranty the part will be returned in kind or equal substitution freight collect Credit will not be issued RAYPAK INC 2151 Eastman Avenue Oxnard CA 93030 ...

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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Page 27: ...ver on parts not manufactured by it but Raypak will apply any such warranty as may be provided to it by the parts manufacturer TO MAKE WARRANTY CLAIM Promptly notify the original installer supplying the model and serial numbers of the unit date of installation and description of the problem The installer must then notify his Raypak distributor for instructions regarding the claim If either is not ...

Page 28: ...pak 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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