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Rheem 136-1826, Operating And Installation Manual, Page: 52 / 55

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Rheem 136-1826 Operating And Installation Manual Download Page 52

MODELS 512, 627, 726, 825 GB

52

Summary of Contents for 136-1826

Page 1: ...HEATER MUST BE INSTALLED IN ACCORDANCE WITH THE INSTRUCTIONS IN THIS MANUAL WAR RANTYWILLNOTAPPLYTOUNITSNOTINSTALLED OPERATEDORMAINTAINEDACCORDINGTOTHESE INSTRUCTIONS THEINSTALLATIONMUSTCONFORMTOTHEA...

Page 2: ...gram 1 Heater 1 Tank Thermostat Supplied 23 Piping Diagram 1 Heater 2 Tank 24 Piping Diagram 1 Heater 3 Tank 25 Piping Diagram 1 Heater 4 Tank 26 Piping Diagram 2 Heater 1 Tank Uses Special Thermostat...

Page 3: ...cy heat exchanger 2 Factory mounted pump suited for a wide variety of water conditions 3 Flow Switch included on all models 4 All models feature an energy saving pump control 5 Glass lined cast iron h...

Page 4: ...6 1497 0 ELECTRICALRATINGS Model Size With Pump 136 264 3 4 amps 120V 1 8 hp pump 331 399 3 6 amps 120V 1 6 hp pump 512 1826 7 9 amps 120V 1 2 hp pump MBTUHPROPANEGAS Model Size Multiplier 136 399 Sam...

Page 5: ...5...

Page 6: ...40 Width A 24 1 8 18 1 4 22 3 8 25 3 4 29 1 4 32 3 4 37 1 2 41 5 8 45 3 4 52 3 8 52 3 8 59 1 4 59 1 4 63 5 8 63 5 8 68 5 8 68 5 8 74 7 8 74 7 8 81 1 8 81 1 8 89 3 8 Height Overall B 45 62 5 8 62 7 8 6...

Page 7: ...sponsible for any shortage or damage whether visible or concealed B INSTALLATION GUIDELINES INSTALLATIONREGULATIONS THE INSTALLATION MUST CONFORM WITH THESE INSTRUCTIONS REQUIREMENTS OR CODES OF AUTHO...

Page 8: ...water heaters supplied without a combustible base COMBUSTIBLEFLOORBASE BOILER PART BOILER PART BOILER PART BOILER PART 136 001749 399 058316 825 056202 1337 059236 181 058313 512 056199 962 059233 14...

Page 9: ...bstructed 2 Large rooms are defined as having a volume at least 16 times the total volume of the heater 3 Installation clearances for heaters in rooms not large in comparison with the heater size shal...

Page 10: ...risdictionshouldbeconsultedforthefollowing table RECOMMENDEDMINIMUMAIROPENINGS NET NET NET BOILER FREE BOILER FREE BOILER FREE SIZE AREA SIZE AREA SIZE AREA 136 34 512 128 1125 282 181 47 627 157 1223...

Page 11: ...heater Step 2 Turn heater manual switch located in upper control panel to the OFF position Step 3 Shut off gas supply and water supply to the heater Step 4 Mount drafthood on boiler and attach with th...

Page 12: ...e heater Make sure the flanged side of the flue opening is up 4 Turn the stack draft hood up side down and set it down bottom side up 5 Turn the jacket top panel removed in step 1 up side down and pla...

Page 13: ...own on page 8 Drafthood should be positioned with the vent sensor located on the front right side as shown Step 5 Remove plastic plug from left side of boiler jacket and install plastic grommet provid...

Page 14: ...nd wind load We recommend use of insulated vent pipe must terminate with a vent cap which complies with the local codes or in the absence of such codes to the latest edition of the National Fuel Gas C...

Page 15: ...ation the appliance being inspected Follow the lighting instructions Adjust thermostat so appliance will operate continuously e Test for spillage at the draft hood relief opening after 5 minutes of ma...

Page 16: ...forced air inlet or intake ducts located within ten 10 feet horizontally HIGHWINDCONDITIONS OutdoorUnitsOnly Inareaswherehighwindsarefrequent itmaybenecessarytolocatetheheateraminimumof3 fromhighverti...

Page 17: ...ectly above or directly below the vent pipe mount the vent damper actuator to the side of the vent The vent damper is set up for a continuous pilot system If the vent damper is installed on an intermi...

Page 18: ...4 1 1 4 1 1 2 1 1 1 4 1 1 4 331 1 1 4 1 1 2 1 1 2 1 1 4 1 1 4 1 1 2 399 1 1 4 1 1 2 1 1 2 1 1 4 1 1 4 1 1 2 512 1 1 2 2 2 1 1 4 1 1 2 1 1 2 627 1 1 2 2 2 1 1 2 1 1 2 2 726 2 2 2 1 1 2 2 2 825 2 2 2 1...

Page 19: ...C or less isolate heater by closing the manual shut off valve prior to applying pressure Pressure in excess of 1 2 PSIG 14 W C The heater must be disconnected from the gas system Waterheatershavinggas...

Page 20: ...nted to eliminate accumulated air b WATER Water piping should be installed according to the local code requirements ASHRAE ASPE and BOCA or other regulatory agencies COLDWATERSUPPLY Thecoldwatersupply...

Page 21: ...he tank temperature controller is shipped loose for installation in the field It is found in the burner tray 2 Install in the tapping provided in the storage tank as shown 3 Wire the TH leads provided...

Page 22: ...Controller opens circuit b Ignition relay de energizes shutting off main and pilot gas c Heater pump continues to operate until residual heat in the heater is dissipated d Stack temperature drops belo...

Page 23: ...o heater inlet outlet connection size between heater and tanks 3 Pipe sizes between tanks are to be based on estimated GPM flow rates Max 10 FPS Vel 4 Pipe all relief valves to drain or as local codes...

Page 24: ...r inlet outlet connection size between heater and tanks 3 Pipe sizes between tanks are to be based on estimated GPM flow rates Max 10 FPS Vel 4 Pipe all relief valves to drain or as local codes requir...

Page 25: ...o heater inlet outlet connection size between heater and tanks 3 Pipe sizes between tanks are to be based on estimated GPM flow rates Max 10 FPS Vel 4 Pipe all relief valves to drain or as local codes...

Page 26: ...jacketed and insulated storage tanks available from factory 5 When two heaters are paralleled do not use factory supplied thermostats Order thermostat part number 600887 and Well PN 650590 from facto...

Page 27: ...he heater pump is programmed to continue running for an optimum period of time in order to absorb theresidualheatfromthecombustion chamberanduse it in the system The pump then shuts off until the next...

Page 28: ...MIT The high limit is also a bulb immersion type device that limits the water temperature in the heater outlet It willshutoffthemainburnerswhentheheateroutletwater temperature exceeds the high limit s...

Page 29: ...oughthe heater transformer DO NOT attach line voltage to the TH leads on sized 133 1826 Before starting heater check to insure proper voltage to boiler and pump WARNING Beforestartingchecktoinsureprop...

Page 30: ...omply with safety regulations the thermostat was set at its lowest setting before the water heater was shipped from the factory The illustration below illustrates the thermostat and how to adjust the...

Page 31: ...sure knob rest against stop 9 Replace boiler door panel 10 Turn on all electric power to the appliance 11 Set thermostat to desired setting 12 If the appliance will not operate follow the instructions...

Page 32: ...supply Wait five 5 minutes 2 Open manual pilot valve Turn on electric power Pilot is automatically lighted 3 Openmaingasvalve 4 Set temperature controls to desired temperature TOSHUTDOWN Close all man...

Page 33: ...brush external surfaces Steam cleaning is a recommended procedure F Replace tube bundle using the reverse of the aboveprocedures G Before replacing burner tray clean burners 4 Flow switch should be r...

Page 34: ...setting 2 Turn off all electric switches to the heater 3 Turn off all gas valves supplying gas to the heater Refer to operating instruction label on the heater 4 Shutoffthewatersupplytotheheaterpipin...

Page 35: ...power to Leads L1 and L2 of trans former but no power on 24V side re place Jumper thermostat replace with new if heater fires If power totoggleswitch butnotthrough switch replace If power to relay bu...

Page 36: ...s Loosen bleed line and clean Check reason for failure Inspect bearing assembly shaft and impeller Replace coupling Check bleed line Clean Check solenoid Replace if defective Check auxiliary switches...

Page 37: ...n proper rotation Speed too low Check for proper voltage at motor Total head too high Check for Air leaks in suction line Clogged impeller Strainer clogged Excessive suction lift Insufficient positive...

Page 38: ...r cracked ceramic flame rod insulator Check that pilot flame covers flame rod and is steady and blue Adjust pilot flame If problem persists replace module Check for 24 Vac across MV MV PV terminals If...

Page 39: ...WIRING DIAGRAM KEY 39...

Page 40: ...WIRING DIAGRAMS WIRING DIAGRAM MODELS 136 264 WITH ENERGY PUMP SAVING CONTROL Fig 2288e 40...

Page 41: ...WIRING DIAGRAM MODELS 331 399 Fig 1930e WIRING DIAGRAM MODELS 512 627 Fig 1924e 41...

Page 42: ...WIRINGDIAGRAMMODELS512 726 WIRING DIAGRAM MODELS 726 825 Fig 2194e Fig 2297e 42...

Page 43: ...WIRING DIAGRAM MODEL 825 1826 Fig 1967e WIRING DIAGRAM MODELS 962 1826 43...

Page 44: ...MODEL136GBONLY REPLACEMENT PARTS LISTS 44...

Page 45: ...MODEL136GBONLY 45...

Page 46: ...MODELS 181 264 331 399 GB 46...

Page 47: ...47...

Page 48: ...MODELS 181 264 331 399 GB 48...

Page 49: ...49 MODELS 181 264 331 339 GB...

Page 50: ...MODELS 512 627 726 825 GB 50...

Page 51: ...MODELS 512 627 726 825 GB 51...

Page 52: ...MODELS 512 627 726 825 GB 52...

Page 53: ...MODELS926 1826GB 53...

Page 54: ...MODELS926 1826GB 54...

Page 55: ...cement under standard company warranties must be properly tagged with the return parts tag completely filled in with the heater serial number model number etc and shipped to the Companyfreightprepaid...

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