Bradford White TGHE-199E-N(X) Manual de instrucciones

238-48793-00C 07/11 Bradford White EverHot Condensing Tankless Gas Water Heater For Interior Installation TGHE-160I-N(X) & TGHE-199I-N(X)

10 WARNING UNPACKING INSPECT SHIPMENT carefully for any signs of damage. 1. All equipment is carefully manufactured, inspected and

11 MOUNT WATER HEATER ON THE WALL Determine the proper height and location for the water heater to be installed. Consider the venting system, as w

12 State Regulations NOTICE BEFORE INSTALLATION Bradford White direct-vent appliance must be installed by a state qualified or licensed contractor.

13 SECTION IV: WATER CONNECTIONS WARNING Failure to install and maintain a new, listed pressure relief valve will release the manufacturer from an

14 potable water. Unions should be installed on both the hot and cold water lines for future servicing and disconnection of the water heater. Insta

15 Figure 3. Scald Warning. Table 5. Approximate scald time/temperatures. APPROXIMATE TIME/TEMPERATURE RELATIONSHIPS IN SCALDS 120°F (49C) More

16 Figure 4. Recommended Piping for a Basic Installation.

17 Figure 5. Recommended Piping for a Circulation Systems. Pump to be of bronze or stainless construction

18 Recommended Piping for Power Failure Freeze Protection As long as electrical power and gas are supplied to the EverHot water heater, freeze prot

19 PRESSURE RELIEF VALVE Keep clear of the pressure relief valve discharge line outlet. The discharge ma

2 SECTION I: IMPORTANT INFORMATION TABLE OF CONTENTS I IMPORTANT INFORMATION ... 2 VII ELECTRICAL CO

20 Combination Water and Space Heating Applications – Commercial Use Water Heaters Only Commercial use water heaters may be used for space heating

21 Note: in Massachusetts, the following must be done:  Tempered potable water must meet temperatures in 248 CMR.  All water piping must be i

22 SECTION V: VENTING WARNING The venting system must be properly installed. Failure to properly install the vent system could result in propert

23 VENTING The venting instructions must be followed to avoid restricted combustion or recirculation of flue gases. Such conditions cause sooting o

24 Vent / Air Intake Terminal Locations Direct Vent Terminal Location Plan the vent system layout so that proper clearances are maintained from plumb

25 Vent pipes serving power vented appliances are classified by building codes as “vent connectors.” Required clearances from combustible materials m

26 Prior to the Installation of the EverHot Direct Vent System The EverHot TGHE series water heaters have two adjustable wall mounting support bra

27 Figure 10. Illustration Showing a Horizontal Termination Installation.

28 Vertical Direct Vent Installations The EverHot TGHE series water heaters can also be installed to vent vertically through the roof using a vertic

29 Combustion Blower Dip Switch Settings To assure optimum efficiency and reduced noise levels, the combustion blower switch has two dip switch setti

3 DO NOT store or use gasoline or other flammable, combustible, or corrosive vapors and/or liquids in the vicinity of this

30 Installation of Venting System Components WARNING Refer to the Bradford White EverHot TGHE series water heater Installation and Op

31 Condensate The TGHE series water heaters are factory equipped with a condensate trap and drain line. All condensate must drain and be disposed of

32 Table 8. Required Clearances for Venting. * For clearances not specified in ANSI Z223.1 / NFPA 54 or CGA-B149 (latest editions), please use cleara

33 Shortening of Vent Extensions Figure 16. Illustration Showing How to Shorten Vent Extensions. The polypropylene (PP) inside pipe should always e

34 Venting Parts & Dimensions Components Needed for Direct Vent Applications Figure 18. Vent Extensions, (3) Different Lengths. 10 in., p/n 22

35 Figure 21. Vent Pipe Clamp, p/n 169044. Figure 22. Vertical Discharge Roof Terminal, p/n 184162PP. Figure 23. Pitch Roof Flashing. 1/12 Pitch

36 Installation Instructions - EverHot® Horizontal Discharge Vent System Identify the Vent Location Figure 26. Illustration Showing How to Locate th

37 Measure Dimension to Fit Figure 27. Illustration Showing How to Determine the Proper Length for the Wall Discharge Terminal. Figure 28. Illust

38 Final Installation of the Vent System Figure 29. Illustration Showing the Installation of a Horizontal Vent System. From the outside of the build

39 Installation Instructions - EverHot® Vertical Discharge Vent System Figure 30. Illustration Showing the Installation of a Vertical Vent System.

4 DO NOT tamper with or alter the water heater and/or controls. DO NOT operate water heater with jumpered or absent controls or safety devices.

40 Mounting the Vent System – Vertical Discharge Figure 32. Illustration Showing the Installation of Vertical Discharge Venting. Vent connections m

41 Figure 33. Template to be Used for Cutting a Hole for the Coaxial Vent Pipe Used on TGHE-160I and TGHE-199I Models.

42 Venting Suppliers Table 10. Venting Suppliers for TGHE-160I and TGHE-199I Models. Manufacturer Product Bradford White Rolux Condensing Vent Syste

43 SECTION VI: GAS CONNECTIONS WARNING Connect this water heater only to the type of gas as shown on the rating plate. Use clean black iron pipe o

44 Check the type of gas and the gas inlet pressure before connecting the EverHot® water heater to the gas supply. If the gas supply type does not ma

45 INITIAL OPERATION AND TESTING (INSTALLER ONLY) 1. Open the gas and water supply valves to the water heater. 2. Check for water and gas leaks.

46 SECTION VII: ELECTRICAL CONNECTIONS WARNING Turn off or disconnect the electrical power supply to the water heater before servicing. Label all

47 WARNING DO NOT adjust any dipswitch settings on PC board except dip switch number 1, if required, for vent length or unless instructed to do so

48 Figure 35. Wiring Diagram for TGHE Models.

49 TEMPERATURE CONTROLS The front panel temperature control allows the end user to set the hot water supply temperature and will display certain di

5 Liquefied petroleum gases/propane gas is heavier than air and will remain at floor level if there is a leak. Basements,

50 WARNING Do not adjust this water heater in any residential application above 120ºF. If this water heater is used in a commercial application wher

51 Figure 36. Remote Control and the Description of Functions on All Controls. Residential Control, p/n 239-48788-00 Commercial Control, p/n 239-487

52 Note: If the cable cannot be run inside the wall cavity, then the plastic knockout should be removed from the top or bottom of the control to allo

53 INITIAL OPERATION AND TESTING OF CONTROLS (INSTALLER ONLY) 1. Turn on power to the water heater and fully open a hot water tap. 2. Check the

54 Table 18. (IG) Ignition System. Wire Color Voltage Resistance Connector No. Pin Nos. Grey-Grey 90-110 VAC n/a D1 1-2 Table 19. (FM) Combustio

55 With the power off, you can check the continuity through the surge protector. Place a meter lead on the top pin #1 of the surge protector and pin

56 SECTION VIII: OPERATING INSTRUCTIONS WARNING Water heaters are heat-producing appliances. To avoid damage or injury there must be no materials

57 LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may res

58 CAUTIONIn climates where below freezing temperatures may occur, the water heater must be drained when power is off to the water heater to prevent

59 2. To set the desired temperature on the control, all hot water faucets must be closed. If there are remote controls installed, press the “Priori

6 SECTION II: SPECIFICATIONS Table 1. Specifications. Model TGHE-160I-N(X) TGHE-199I-N(X) Minimum Rate Btu/h 9,500 (Natural) / 10,300 (Propane)

60 SCALDING Figure 41. Scalding Warning. This water heater can deliver scalding temperature water at any faucet in the system. Be careful whenever

61 FIRST AID FOR SCALDS 1. Apply cold water to burned area for 30 minutes to reduce the heat in the skin and prevent deeper burning. Never use but

62 Code Code Description Remedy 14 Thermal Fuse Check gas type of unit and ensure it matches gas type being used. Check for restrictions in air flo

63 Code Code Description Remedy No code Nothing happens when water flow is activated. Clean inlet water supply filter. On new installations ensure h

64 SECTION IX: MAINTENANCE WARNING Always turn off the electrical power supply, the manual gas valve, and the manual water control valve whenever s

65 CAUTION Before manually operating the valve, make sure that a drain line has been attached to the valve to direct the discharge to an open drain.

66 Figure 43. Piping for Mineral Scale Flushing. RinnaiWater HeaterGas SupplyV1V3V2V4H1H2H3Circulating Pump5 gallon pail of virgin, foodgrade, whi

67 Common Troubleshooting Comments on the Operation of the EverHot® Tankless Water Heater Comment: I don’t have any hot water when I open the tap!

68 SECTION X: PARTS LIST TGHE-160I and TGHE-199I Models

69 TGHE-160I TGHE-199I No. Description Quantity 001 Main Body 1 1 002 Wall Bracket 2 2 003 Rubber Bushing 1 1 004 Connection Reinforcement

7 Dimensions TGHE-160I-N(X), TGHE-199I-N(X) Table 2. Water Heater Dimensions (Approx.). DIM DESCRIPTION TGHE-160I-N(X) in. (mm)

70

71 TGHE-160I TGHE-199I No. Description Quantity 101 Test Port Set Screw 2 2 108 Burner Case Back Cover 1 - 109 Damper LPG 1 1 Damper NG

72

73 TGHE-160I TGHE-199I No. Description Quantity 447 Connection Harness 1 1 712 Frost Sensing Switch 2 2 720 Power Cord 1 1 721 Fuse Harness

74

75 TGHE-160I TGHE-199I No. Description Quantity 102 Gas Connection 3/4" NPT 1 1 110 Manifold Assembly NG 1 1 110 Manifold Assembly LP

76 SECTION XI: WARRANTY What does this Limited Warranty Cover? This limited warranty covers both the heat exchanger and component parts for leakage

77 demand recirculation is not incorporated. A system that incorporates a continuous recirculation due to timer settings, excessive heat loss of the

78 EverHot® Limited Warranty Registration In order to confirm Limited Warranty coverage at 12 years for Residential Applications1, complete the infor

79 NOTES:

8 Figure 1. Graph Showing Pressure Drop v. Water Flow Rate. Figure 2. Graph Showing Water Flow Rate v. Temperature Rise. TGHE-160I-N(X) T

Ambler, PA For U.S. and Canada field service, Contact your professional installer or local Bradford White representative. Sales/800-523-29

9 SECTION III: INSTALLATION INSTRUCTIONS CAUTION If building cold water supply has a back-flow preventer, check valve or