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238-46392-00H  REV 6/16

 

S

TAINLESS 

S

TEEL 

 

I

NDIRECT

-

FIRED

 

WATER HEATER 

 

A Spanish language version of these instructions is available by contacting the manufacturer 
listed on the rating plate. 
La version Espanola de estas instruccions se puede obtener al escribirle a la fábrica cuyo 
nombre aparece in la placa de especificaciones.

 

 

INSTALLATION/OPERATING MANUAL 

WITH PARTS LISTING AND TROUBLESHOOTING GUIDE 

 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 
For your family’s comfort, safety, and convenience, we 
recommend this water heater be installed and serviced by a 
plumbing professional.

 

 

 

WARNING

 

To avoid damage or injury, there 
must be no materials stored 
against the indirect water heater 
and proper care must be taken to 
avoid unnecessary contact 
(especially by children) with the 
indirect water heater. 

 

 

Do not store or use 
gasoline or other 
flammable liquids in 
the vicinity of this 
water

 

heater or any 

other appliance.

 

Summary of Contents for 46392H

Page 1: ...ATION OPERATING MANUAL WITH PARTS LISTING AND TROUBLESHOOTING GUIDE For your family s comfort safety and convenience we recommend this water heater be installed and serviced by a plumbing professional...

Page 2: ...water heater We require that you carefully read this manual as well as the enclosed warranty and refer to it if questions arise If you have any specific questions concerning your warranty please cons...

Page 3: ...nt in the water A water softening system is recommended for areas with hard water In areas where water quality is unknown a qualified water treatment expert should be consulted NOTICE Damage to tanks...

Page 4: ...or local regulations The following terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important information concerning product life DANGER...

Page 5: ...ground level will serve as pockets for accumulation of leaking gas This water heater is supplied with an adjustable thermostat to control water temperature Hot water temperatures required for automat...

Page 6: ...r heater contains components that become very hot Do not touch any components unless they are cool Improper installation adjustments alteration service or maintenance can cause property damage persona...

Page 7: ...rt has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system that was under water This water heater is suitable for in...

Page 8: ...1 Heater Layout 40 52 75 single exchanger models Table 1 Water Heater Dimension Inches MODEL A B C D E F G 40 Gal 24 5 9 1 2 19 24 5 8 35 1 4 35 1 2 52 Gal 24 5 9 1 2 19 28 3 8 45 5 8 45 7 8 75 Gal 2...

Page 9: ...9 Specifications continued Figure 2 Tank Layout 120 gallon model...

Page 10: ...3 000 8 0 75 Gal 225 165 0 5 113 000 8 0 120 Gal 360 280 0 6 195 000 11 0 NOTE These certified ratings were obtained with a heat source output and flow rate as specified in Table 3 and a 180 F boiler...

Page 11: ...eated tank volume at 4 gallons per minute flow rate The maximum heat transfer through the coil heat input of the water heater at 240 F boiler water supply temperature and 210 F potable water temperatu...

Page 12: ...fe by the U S Food and Drug Administration FDA The pressure of the heat transfer medium is maintained less than the normal minimum operating pressure of the potable water system ADJUSTABLE THERMOSTAT...

Page 13: ...temperature and pressure relief valve must be marked with a maximum set pressure not to exceed the maximum working pressure of the water heater The combination temperature and pressure relief valve mu...

Page 14: ...harged from the temperature and pressure relief valve will exit within six 6 inches above or any distance below the structural floor and cannot contact any live electrical part The discharge line is t...

Page 15: ...SIZING 1 Boiler DOE Heating Capacity The indirect fired water heater will provide the rated performance only if used in conjunction with a heat source with a DOE heating capacity Heat Output at least...

Page 16: ...ting system The domestic hot water zone s piping and circulator must be sized for a minimum flow rate with all zones in use and a maximum flow rate with only the water heater in use For this reason th...

Page 17: ...heating load Component Location Minimum Clearance from Combustible Materials Top Sides Front Rear 0 0 0 0 Table 6 Minimum Combustible Material Clearances Recommended Service Clearances Non Piping Side...

Page 18: ...in a closed water supply system such as one having a back flow preventer in the cold water line provide thermal expansion control Contact the water supplier or local plumbing inspector for additional...

Page 19: ...MPERATURE AND PRESSURE RELIEF VALVE WILL RELEASE THE MANUFACTURER FROM ANY CLAIM WHICH MIGHT RESULT FROM EXCESSIVE TEMPERATURE AND PRESSURES Keep clear of the temperature and pressure relief valve dis...

Page 20: ...nes open the main water supply valve and fill the water heater While the water heater is filling open several hot water faucets to allow air to escape from the water system When steady streams of wate...

Page 21: ...in the system Pipe and fittings between the boiler and indirect fired water heater must be diameter or larger Figure 3 Water Boiler Piping with Zone Valves 2 For a space heating system that utilizes C...

Page 22: ...iler installation manual or contact the boiler manufacturer for an appropriate piping diagram The use of a union shut off valves and a drain valve is recommended for future service convenience The use...

Page 23: ...m of a steam boiler can be 50 F lower than the boiler s water temperature limit setting during such periods FILL BOILER SYSTEM 1 On new boiler installations do not purge the boiler or space heating sy...

Page 24: ...y additional wiring is required The control is factory set at 120 F 49 C and care should be made to not rotate this dial while wiring the control Once electrical connections are complete secure the aq...

Page 25: ...25 Electrical Connections continued AT NO TIME SHOULD WATER HEATER OPERATION TAKE PLACE WITHOUT THE COVER ON THE CONTROL Figure 6 Aquastat Control...

Page 26: ...cts open stopping boiler operation c Domestic hot water priority only Normally closed contacts close returning boiler control to space heating WARNING Water heaters are heat producing appliances To av...

Page 27: ...a mixing hot and cold water supply in the water system This valve will reduce point of discharge temperature in branch supply lines Such valves are available from the manufacturer of this water heater...

Page 28: ...ch in this window IT IS NOT NECESSARY TO REMOVE THE COVER TO ADJUST THE TEMPERATURE SETTING THE AQUASTAT COVER SHOULD NEVER BE REMOVED WITHOUT ELECTRICITY BEING FIRST DISCONNECTED Figure 8 Aquastat Co...

Page 29: ...faucet to determine if further adjustment is necessary Adjusting to a higher temperature may not immediately affect water temperature If a heat up cycle begins allow the heat up cycle to complete befo...

Page 30: ...elief valve should be checked to ensure that it is in operating condition To check the relief valve lift the lever at the end of the valve several times The valve should seat properly and operate free...

Page 31: ...PERATURE AND PRESSURE RELIEF VALVE THIS IS NOT A SOLUTION AND CAN CREATE A HAZARDOUS SITUATION 3 Sediment Annual but harsh water quality may dictate more frequent service Depending on water conditions...

Page 32: ...Check power supply Replace as necessary Electrical problem relay wiring etc Check fuse and replace Check circuit breaker and reset if applicable Check power supply Scale build up If boiler circulator...

Page 33: ...to domestic hot water Rewire for priority Peak use of hot water is greater than tank storage capacity Determine peak usage and compare to tank capacity Faulty tank aquastat Replace aquastat Boiler cyc...

Page 34: ...34 SECTION X PARTS LIST PART NAME DESCRIPTION 1 Temperature and Pressure Relief Valve 4 Nipple NPT x 2 2 Aquastat Well 5 Drain Return Valve 3 Aquastat 6 Anode...

Page 35: ...534 B1 5 341 770 4 416 222 4 628 184 4 669 448 4 672 919 4 808 356 4 829 983 4 861 968 4 904 428 5 000 893 5 023 031 5 052 346 5 081 696 5 092 519 5 115 767 5 199 385 5 277 171 5 372 185 5 485 879 5 5...

Page 36: ...36 NOTES...

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