Bradford White TTW URG2PV75H6N Manual Download | Manualshive

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Wiring Diagram

Figure 6

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Summary of Contents for TTW URG2PV75H6N

Page 1: ...hone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier For your family s comfort safety and convenience we recommend this water heater be installed and serviced by a plumbing professional INSTALLATION AND OPERATION INSTRUCTION MANUAL FOR YOUR SA...

Page 2: ...he installation of this water heater We require that you carefully read this manual as well as the enclosed warranty and refer to it when questions arise If you have any specific questions concerning your warranty please consult the plumbing professional from whom your water heater was purchased For your records we recommend that you write the model serial number and installation date of your wate...

Page 3: ...ng 19 Combustion Air Supply 21 Water Connections 23 Gas Connections 26 Electrical Connections 27 Wiring Diagram 28 GENERAL OPERATION 29 Lighting and Shutdown Instructions 30 Thermostat Adjustment 31 Burner Flame Check 32 MAINTENANCE 33 TROUBLESHOOTING 36 PARTS LIST AND DRAWING 38 INSTALLATION INSTRUCTIONS FOR POTABLE WATER AND SPACE HEATING 39 NOTES 40 ...

Page 4: ...ch an installation may create a hazardous condition and will nullify the warranty Do not use this appliance if any external part to the tank has been submerged in water You should contact a qualified service technician to inspect the appliance and to replace any part of the control system including the combination gas control which has been submerged in water See the Gas Connections section of thi...

Page 5: ...device s are located not less than 18 inches 46 cm above the floor and must be located or protected to avoid physical damage For other installations refer to local codes In the absence of local codes the water heater must be installed in compliance with the National Fuel Gas Code ANSI Z223 1 Latest Edition and or in Canada CAN CGA B149 Installation Codes Latest Editions Installation Locating The W...

Page 6: ... reveal their presence NOTE DAMAGE TO THE WATER HEATER CAUSED BY EXPOSURE TO CORROSIVE VAPORS IS NOT COVERED BY THE WARRANTY DO NOT OPERATE THE WATER HEATER IF EXPOSURE HAS OR WILL OCCUR DO NOT STORE ANY POTENTIALLY CORROSIVE COMPOUNDS IN THE VICINITY OF THE WATER HEATER To comply with NSF requirements this water heater is to be a Sealed to the floor with sealant in a smooth and easily cleanable w...

Page 7: ... to an adequate drain The piping must be at least 3 4 inch 1 9 cm in diameter and pitched for proper drainage It is recommended that a minimum clearance of 4 inches 10 2 cm be provided on the side of the water heater for servicing and maintenance of the combination temperature and pressure relief valve This water heater MUST be installed indoors out of the wind and weather Note For California inst...

Page 8: ...e appliance by at least 3 inches 7 6 cm in any direction or if the appliance is to be installed in an alcove or closet the entire floor must be covered by the panel The minimum clearances to combustibles for this water heater are 0 inch from the sides and rear 5 inches 12 7 cm from the front of the jacket 0 inch from the vent connector and 15 inches 38 1 cm from the jacket top Increase distances t...

Page 9: ...e 12 inches 30 cm 4 feet 1 2m below or to side of opening 12 inches 30 cm above opening K Clearance to a mechanical air supply inlet 6 feet 1 83 m 3 feet 91 cm above if within 10 feet horizontally L Clearance above paved sidewalk or paved driveway located on public property 7 feet 2 13 m 7 feet 2 13 m M Clearance under a veranda porch deck or balcony 12 inches 30 cm b 1 In accordance with the curr...

Page 10: ...OF WATER HEATER and CLEARANCES and with National Fuel Gas Code and local codes WARNING Risk of carbon monoxide poisoning or fire due to joint separation or pipe breakage This water heater must be properly vented and connected to an approved vent system in good condition DO NOT operate water heater with the absence of an approved vent system A clean and unobstructed vent system is necessary to allo...

Page 11: ...ers and cements All approved primers and cements are to be used within their marked time limitations Approved Venting Materials For installations in the US only PVC DWV ASTM D 2665 PVC Sch 40 80 120 ASTM D1785 CPVC Sch 40 80 ASTM F441 CPVC ASTM D2846 ABS Sch 40 DWV ASTM D2661 For installations in CANADA ULC S636 approved PVC for flue gas venting rated Class II 65 C ULC S636 approved CPVC for flue ...

Page 12: ...eater is a power vented appliance and is designed to vent its products of combustion through 3 inch 7 6 cm or 4 inch 10 2 cm diameter vent pipe to the outdoors This water heater may be either vented horizontally through the wall or vertically through the roof Use a 3 inch 7 6 cm to 4 inch 10 2 cm reducer to connect to the vent outlet when using 4 inch 10 2 cm vent pipe Apply the proper cement at t...

Page 13: ...TER VENT PIPE Terminating of 90 Elbows excl vent term Maximum straight Length ft m Min straight Length ft m 55 and 75 gal Through the Wall 1 175 53 3 10 3 1 Through the Wall 2 170 51 8 10 3 1 Through the Wall 3 165 50 3 10 3 1 Through the Wall 4 160 48 8 10 3 1 Through the Wall 5 155 47 2 10 3 1 Through the Roof 0 180 54 9 15 4 6 Through the Roof 1 175 53 3 15 4 6 Through the Roof 2 170 51 8 15 4 ...

Page 14: ... connections must be leak checked with a soap and water solution upon initial start up of the water heater Any leaks must be repaired before continuing operation of the water heater CONNECTION TO A 3 7 6 CM TO 4 10 2 CM REDUCER CONNECTION TO 3 7 6 CM VENT PIPE ...

Page 15: ... cement to secure the 90 vent terminal provided with the water heater to the vent connector The distance between the edge of the 90 vent terminal and the exterior wall see Figure 3 must be 1 in 2 5 cm Use the proper cement and assembly procedures to secure the vent connector joints between the terminal and the blower outlet Provide support brackets for every 5 feet 1 5 m of horizontal vent Figure ...

Page 16: ...al codes and or The National Fuel Gas Code ANSI Z223 1 Latest Edition or CGA CAN B149 Installation Code latest edition Figure 4 NOTE For installations requiring both horizontal and vertical runs the following rule must be followed Total length of straight pipe both horizontally and vertically must not exceed the allowable length listed in the Through The Wall section of the table for total number ...

Page 17: ...wall at a height greater than or equal to 12 inches 30 5 cm above the ground or anticipated snow level the installation must be modified as shown below see Figure 5 Refer to Table 3 for maximum venting lengths using 3 inch 7 6 cm vent pipe or Table 4 for maximum lengths using 4 inch 10 2 cm vent pipe Figure 5 ...

Page 18: ...ATIONS Terminating Reduce 4 inch to 3 inch Reduce 10 1 cm to 7 6 cm of Elbows excl vent term Max straight Length ft m Min straight Length ft m 55 and 75 gal 2 90 Elbows with 1 90 Elbow 1 160 48 8 10 3 1 2 90 Elbows with 1 90 Elbow 2 155 47 2 10 3 1 2 90 Elbows with 1 90 Elbow 3 150 45 7 10 3 1 2 90 Elbows with 1 90 Elbow 4 145 44 2 10 3 1 2 90 Elbows with 1 90 Elbow 5 140 42 7 10 3 1 HIGH ALTITUDE...

Page 19: ...d applicator tools to ensure proper preparation and joining of pipe and fittings a Cutting Tools i A square cut must be achieved with a miter box saw or pipe cutter to ensure a proper mating with the female If a pipe cutter is used the burr created at the outer edge of the pipe must be removed b Deburring Tools i A file knife or plastic deburring tool can be used to remove burrs Burrs must be remo...

Page 20: ...oat around the end of the pipe 4 Joining a Joints should be made immediately after cement is applied b After fully inserting pipe into fitting socket hold joint together for about 15 to 20 seconds c Remove excess cement from around pipe and fitting with a clean rag d Cement drying times may vary Be sure to allow for the recommended drying time before disturbing joints For more specific and detaile...

Page 21: ...be hazardous to life Such a condition often will result in a yellow luminous burner flame causing carbon build up or sooting of the combustion chamber burners and flue tubes with possible damage to the water heater When an exhaust fan is installed in the same room with a water heater sufficient openings for air must be provided in the walls Undersized openings will cause air to be drawn into the r...

Page 22: ...rectly or by ducts with the outdoors or spaces crawl or attic that freely communicate with the outdoors 1 When directly communicating with the outdoors each opening must have a minimum free area of 1 inch 6 5 cm2 per 4000 BTU 1 2 kw per hour of total input rating of all equipment in the enclosure 2 When communicating with the outdoors through vertical ducts each opening must have a minimum free ar...

Page 23: ... It is imperative that heat is not applied to the nipples containing a plastic liner If this water heater is installed in a closed water supply system such as one having a back flow preventer in the cold water supply provisions must be made to control thermal expansion DO NOT operate this water heater in a closed system without provisions for controlling thermal expansion Your water supplier or lo...

Page 24: ...ssure relief valve into the opening provided and marked for this purpose on the water heater Note Some models may already be equipped or supplied with a combination temperature and pressure relief valve Verify that the combination temperature and pressure relief valve complies with local codes If the combination temperature and pressure relief valve does not comply with local codes replace it with...

Page 25: ...es 130 F 54 C About 30 seconds 135 F 57 C About 10 seconds 140 F 60 C Less than 5 seconds 145 F 63 C Less than 3 seconds 150 F 66 C About 1 seconds 155 F 68 C About 1 second WARNING Hydrogen gas can be produced in an operating water heater that has not had water drawn from the tank for a long period of time generally two weeks or more Hydrogen gas is extremely flammable To prevent the possibility ...

Page 26: ...threaded joints of the gas piping must be resistant to the action of liquefied petroleum gases propane gas DO NOT apply pipe dope to the gas valve inlet and make certain that no pipe dope has become lodged in the inlet screen of the gas valve Extreme care must be taken to ensure no pipe dope enters the gas valve Avoid excessive torque when tightening the gas supply line to the gas valve Excessive ...

Page 27: ...eater and use the flexible cord provided Do not plug the line cord into a receptacle that can have its power supply interrupted by a switch that is used to turn on and off lights If wiring in conduit is required cut the flexible line cord flush with the bushing Remove the junction box cover and pull the pressure switch outside of the junction box Cut the three wires from the line cord at the bushi...

Page 28: ...28 Wiring Diagram Figure 6 ...

Page 29: ...ater heater 3 Close the cold water supply shut off valve 4 Open the drain valve on the water heater by turning the stem counter clockwise The drain valve has threads on the end that will allow the connection of a standard hose coupling 5 Open a hot water faucet to allow air to enter the system To refill the water heater refer to To Fill the Water Heater WARNING Water heaters are heat producing app...

Page 30: ...30 Lighting and shutdown instructions ...

Page 31: ...t point Dark Battleship Grey faceplate is approximately 180ºF maximum set point DANGER Hotter water increases the risk of scald injury Scalding may occur within 5 seconds at a temperature setting of 140 F 60 C To protect against hot water injury install an ASSE approved mixing valve in the water system This valve will reduce point of discharge water temperatures by mixing cold and hot water in bra...

Page 32: ...an adjustable air shutter See Figure 8 At periodic intervals a visual check of the main burner and pilot flames should be made to determine if they are burning properly The main burner flame should light smoothly from the pilot Figure 8 WARNING Do not run out of propane gas Damage to the water heater may occur ...

Page 33: ... burner flames to determine that they are burning properly See Burner Flame Check If sooting or other burner anomalies are evident shut down the water heater by turning off the gas per the instructions listed in this manual or as listed on the water heater WARNING Water heaters are heat producing appliances To avoid damage or injury there must be no materials stored against the water heater or ven...

Page 34: ...Contact the water supplier or local plumbing inspector on how to correct this situation Do not plug the combination temperature and pressure relief valve outlet 9 A combination sacrificial anode rod hot water outlet nipple has been installed to extend tank life The anode rod should be inspected annually and replaced when necessary to prolong tank life Water conditions in your area will influence t...

Page 35: ...621 238 7 634 976 7 650 859 7 665 210 7 665 211 7 699 026 7 866 168 7 900 589 7 971 560 7 992 526 8 082 888 8 146 772 Other U S and Foreign patent applications pending Current Canadian Patents 2 092 105 2 107 012 2 108 186 2 112 515 2 143 031 2 239 007 2 262 174 2 314 845 2 409 271 2 476 685 2 504 824 2 548 958 Complete the following information and retain for future reference Model No ___________...

Page 36: ...emperature switch not working open position 1 Vent blockage or improper vent configuration 2 Pressure switch tubing kinked or blocked 3 Blower not spinning up to speed 4 Vent temperature too high 5 Faulty pressure switch or vent limit switch Four flashes three second pause Excessive tank temperature System must be reset 1 Excessive sediment 2 Hot water entering the tank from another source in the ...

Page 37: ...erify control is not wet or physically damaged 2 Reset control on off switch 3 Replace electronic module if 8 3 error persists Eight flashes four flashes three second pause Gas valve fault detected 1 Verify control is not wet or physically damaged 2 Reset control on off switch 3 Replace gas control if 8 4 error persists Control Sequence of Operation Start up Sequence Upon powering up the control c...

Page 38: ... Left 2 Pressure Switch not shown 12 Inner Door Right 3 Blower temp switch not shown 13 Screw Inner Door 4 Flue Baffle or Flue Core 14 Outer Door 5 Flue Baffle Reducer 15 Screw Outer Door 6 Anode Nipple 16 T P Valve 7 Diptube Nipple 17 Gas Feedline 8 Gas Valve 18 Gas Pilot 9 Resistive Device 19 Burner 10 Drain Valve 20 Gas Orifice ...

Page 39: ...used for boiler treatment must not be introduced into potable water used for space heating 3 This water heater must not be connected to an existing heating system or component s previously used with a non potable water heating appliance 4 When the system requires water for space heating at temperatures higher than required for other uses a means such as an ASSE approved mixing valve shall be insta...

Page 40: ...40 NOTES ...

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