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Raypak Econopak WH-0090, Installation & Operating Instructions Manual

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Raypak Econopak WH-0090 Installation & Operating Instructions Manual Download Page 7

7

Model

No.

Input

(MBH)

Recovery

(gph) 

Tank

(Gal)**

Piping

Connections

(in.)

Dimensions (in.)

Water

(NPT)

Gas

(NPT)

A

B

K (Vent

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. 

Table B: Specifications and Dimensions

Fig. 2: Dimensions 

*

*Flow switch and temperature and pressure gauge must be field installed in the outlet water connection of the
heater.

Summary of Contents for Econopak WH-0090

Page 1: ... 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 WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death FOR YOUR SAFETY Do not store or use gasoline or other flammable vapo...

Page 2: ...ragraph 3 of the GENERAL SPECIFICATIONS 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 ...

Page 3: ...Wiring 13 Wiring Diagram Standing Pilot Models 0090 0135 0195 14 Wiring Diagram IID Models 0090 0135 0195 15 CONTENTS 3 SERVICING PROCEDURES 16 Sequence of Operation 16 Start up Procedures 16 Repair Section 22 TROUBLESHOOTING 23 ADJUSTMENTS REPLACEMENT OF COMPONENTS 25 Gas Valve Replacement 25 Pilot Burner Cleaning or Replacement Standing Pilot 25 Flame Roll out Switch Replacement 25 Vent Thermal ...

Page 4: ...e Read and follow water heater warnings and instructions If owners manual is missing contact the retailer or manufacturer DANGER Failure to install the draft hood and properly vent the water heater to the outdoors as outlined in the Venting section of this manual can result in unsafe operation of the water heater To avoid the risk of fire explosion or asphyxiation from carbon monoxide never operat...

Page 5: ...t ting temperature at water heater Feel water before bathing or show ering Temperature limiting valves are available see manual Table A details the relationship of water temperature and time with regard to scald injury and may be used as a guide in determining the safest water temperature for your applications Time Temperature Relationships in Scalds The temperature of the water in the storage tan...

Page 6: ...e design certified by the and tested under the requirements 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 Engineers Code and factory fire tested These heaters are designed for indoor and outdoor installations and can be installed on combustible floor ing wh...

Page 7: ...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 Table B Specifications and Dimensions Fig 2 Dimensions Flow switch and temperature and pressure gauge must be field installed in the outlet water connection of the heater ...

Page 8: ...estrict air flow Heater Side Minimum Distance from Combustible Surfaces Floor Combustible Front Alcove Back 6 in Right 6 in Left 6 in Top Indoor 16 in Top Outdoor Unobstructed Flue Vent 6 in Except for carpeted flooring heaters are certified for installation on combustible floors when equipped with listed floor shield base A front clearance of at least 24 in is recommended for adequate service of ...

Page 9: ... the roof more than five feet should be securely guyed or braced to withstand snow and wind loads We recommend use of insulated vent pipe spacer through the roofs and walls Model No Sq in of Each Free Area 0090 24 0135 35 0195 50 Table D Minimum Net Free Area For protection against rain or blockage by snow the vent pipe must terminate with a listed vent cap which complies with the local codes or i...

Page 10: ...riction leakage corrosion and other deficiencies which could cause an unsafe condition c Insofar as is practical close all building doors and windows and all doors between the space in which the appliances remaining connected to the com mon venting system are located and other spaces of the building Turn on clothes dryers and any appliance not connected to the common venting system Turn on any exh...

Page 11: ...25 300 400 560 0135 15 40 60 150 150 200 0195 20 35 70 100 100 400 Natural gas 1000 BTUH ft 60 specific gravity 0 5 in WC pressure drop Propane gas 2500 BTUH ft 1 53 specific gravity 0 6 in WC pressure drop Table F Maximum Equivalent Pipe Length ft CAUTION The heater and its manual shut off valve must be disconnected from the gas supply during any pressure testing of that system at test pressures ...

Page 12: ...s Pressure Specifications Water Connections System Piping The pipe size and fittings between the heater and the tank should be at least 1 for model 0090 and 1 1 4 for models 0135 and 0195 This is based on the tank being located as close to the heater as possible as shown in Fig 7 below If this water heater is installed in a closed water supply system such as one having a back flow preventer in the...

Page 13: ...re and pressure gauge is standard equipment on all hot water heaters All temperature and pressure gauges are shipped loose for field instal lation in the outlet water connection see Fig 7 All fittings required to mount the gauge to the piping are supplied by others Electrical Wiring The electrical power supply requirement for these heaters is 120 volts 60 Hz Field wiring connections and electrical...

Page 14: ...14 Wiring Diagram Standing Pilot Models 0090 0135 0195 ...

Page 15: ...15 Wiring Diagram IID Models 0090 0135 0195 ...

Page 16: ...by turning off power to the module for one minute When the pilot flame is established flame rectification circuit is completed between the sensor and burner ground The flame sensing circuit in the module detects the flame current shuts off the spark genera tor and energizes the second main valve operator which opens the second main valve This allows gas to flow to the burners where it is ignited b...

Page 17: ...eased stop and immediately call your service technician or gas supplier If the pilot does not stay lit after several tries turn the gas control knob to OFF and call your service technician or gas supplier 10 Stand to the side of the heater and turn the gas control knob counter clockwise to ON 11 Replace heater door 12 Turn ON all electrical power to the heater 13 Set the tankstat to the desired se...

Page 18: ...r and to replace any part 18 If red reset button does not pop up when released STOP and immediately call your service technician or gas supplier If the pilot does not stay lit after several tries turn the gas control knob to OFF and call your Service technician or gas supplier 10 Stand to the side of the heater and turn the gas control knob counterclockwise to ON 11 Replaceheaterdoor 12 Turn ON al...

Page 19: ...smell gas STOP Follow b in the safety information previously stated If you do not smell gas go to the next step 8 For Honeywell Gas Valve Turn gas control knob counter clockwise to ON For Robertshaw Gas Valve Move gas control lever to ON position 9 Replace door panel 10 Turn on all electric power to the appliance 11 Set tankstat to desired setting 12 If the heater will not operate follow the instr...

Page 20: ...195 For Automatic Ignition Systems 1 Turn on power to the ignition systems and turn gas supply off at the gas valve 2 Check ignition module as follows a Set the tankstat to high setting b Watch for continuous spark at the pilot burner c Time the spark operation Time must be with in the lockout timing period 15 or 90 seconds d Turn tankstat down to end call for heat and wait 60 seconds on lockout m...

Page 21: ... of burners or around outer jacket indicates a need for cleaning 1 Lift off draft hood and flue collector by removing bolts and screws 2 Remove V baffles from heat exchanger 3 Remove burner tray see Burner Drawer Removal 4 Take garden hose and wash heat exchanger mak ing sure soot is removed from between fins Avoid excessive water against refractory 5 Reassemble when heater is fired some steam wil...

Page 22: ...et outlet and return water headers and install header retainer nuts and torque nuts even ly 3 Replace V baffles 4 Install thermostat sensing bulbs in header wells and replace bulb retaining clips 5 Install inlet and return pipes in water headers using pipe thread sealant 6 Install water pressure relief valve sensor probe and low water cutoff devices if so equipped 7 Open water supply and return sh...

Page 23: ...oll out switch is open 6 Manual Reset High limit is open 7 Defective ignition module or defective gas valve SOLUTION S 1 Check circuit breakers disconnect switch 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 ...

Page 24: ... Refer 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 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 25: ...ols Wiring errors can cause improper and dangerous operation Verify proper operation after servicing DANGER SHOCK HAZARD Make sure electri cal power to the heater is disconnected to avoid potential serious injury or damage to components NOTE Make sure pilot orifice is clear but do not enlarge the hole Flame Roll out Switch Replacement 1 Shut off electrical power to the heater 2 Remove wiring conne...

Page 26: ...acement 1 Shut off electrical power to the heater 2 Shut off water supply and open drain valve to remove water in the piping at the pump level 3 Disconnect wiring and conduit connections to the pump 4 Remove the nuts and bolts at the inlet and outlet flanges Remove old gaskets 5 Remove the pump 6 Reverse the above procedure to re install Use new gaskets and make sure they are seated prop erly when...

Page 27: ...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 available contact...

Page 28: ...www raypak 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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