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Bradford-White Corp IGI-180C - page 1
BRADFORD WHITE EVERHOT ® TANKLESS GAS WATER HEATER FOR INTERIOR INSTALLATION IGI-180R AND IGI-180C MODEL SERIES Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GA S • Do not try to light any appliance. • Do not touch any electrical switch; do not ...
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Bradford-White Corp IGI-180C - page 2
2 SECTION I: IMPORTANT INFORMATION This water heater has a limited warrant y . The warrant y for this water heater is valid onl y if the water heater has been installed, maintained and operated in acco rdance with these instructions. NOTICE Indicates an imminently hazardous situation, which, if not avoided, will result in death, serious injury or s ...
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Bradford-White Corp IGI-180C - page 3
DO NOT store or use gasolin e or other flam mable, com bustible, or corrosi ve vapors and/ or liquids in the vicinity of this or any othe r appliance . Failure to pr operly install the vent an d air intake (if applica b le) system could result in propert y damage, personal injury, or death. DANGER DO NOT install any damaged venting syst em com pone ...
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Bradford-White Corp IGI-180C - page 4
DO NOT operate water heater with jumpered or absent controls or safety devices. DO NOT oper ate water he ater if an y external part has been unde r water. Immediatel y call a qualified service a g enc y to inspect the appliance and to replace an y part o f the con trol s y stem including gas cont rols, which has been under water. DO NOT attempt to ...
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Bradford-White Corp IGI-180C - page 5
Liquefied petroleum gases/propane gas is heavier than air and will remain at floor level if there is a leak. Basements, crawl spaces, closets and ar eas below ground level will serve as pockets fo r accumulation of leaking gas. Before lighting, sm ell all around the appliance ar ea for gas. Be sure to smell next to the floor. IF YOU SMELL GAS: • ...
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Bradford-White Corp IGI-180C - page 6
SECTION II: SPECIFICATIONS Max. Flow Rate @ Degree Temperature Rise Model No. Max. Input Rating Btu/hr. Min. Input Rating Btu/hr. Temp Rise 40 ° F 60 ° F 80 ° F 100 ° F 120 ° F 140 ° F Flow Rate Gal/Min. 7.7 5.1 3.8 3.1 2.6 2.2 IGI-180R-10N IGI-180R-10X IGI-180C-5N IGI-180C-5X 180,000 15,000 First Hour Supply Gal/Hr . 462 306 228 186 156 132 ...
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Bradford-White Corp IGI-180C - page 7
EVERHOT ® IGI Model Series Dimensions 7 ...
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Bradford-White Corp IGI-180C - page 8
SPECIFICATIONS Dimensions (Inches) Height: 25 5/8” (65.1 cm) Width: 13 25/32” (35 cm) Depth: 8 13/16” (22.4 cm) Outside Vent Connectio n: 5” dia. (12.7 cm) Venting Height: 2 21/32” (6.7 cm) Above top of cabinet Cleara nces from Combustible Materials: Top of wate r heater: 6” (15.2 cm), Front: 6” (15.2 cm), Sides: 2” (5.1 cm), Back: ...
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Bradford-White Corp IGI-180C - page 9
9 SECTION III: GENERAL INFORMATION FEATURES The Bradford White EVERHOT ® IGI series tankl ess water heater is a high output, high efficiency appliance, which heat s the water conti nuously as hot water is being drawn for u se. Unlike tank type storage water heaters, this water heat er doe s not store hot water. The bu rne r operates whenever there ...
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Bradford-White Corp IGI-180C - page 10
SECTION IV: INSTALLATION INSTRUCTIONS This water heater must b e located in an area where lea kage of the heat exchange r coil, water line connections, or the pressure relief valve will not result in damage to the area adjacent to the water heater or to lo wer floors of the st ructure. Whe n such locations cannot be avoided, a suitable dr ain pa n ...
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Bradford-White Corp IGI-180C - page 11
WARNING • This water heater is suitable for potable w ater heating only. DO NOT use this water heater for space heating or combination space he ating/domestic water heating. • This water heater is not suitable for use in pool or spa application s. • The water heater must be installed indoors using the proper venting system components for comb ...
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Bradford-White Corp IGI-180C - page 12
12 Connectors of this water h eater. However, it is recommend ed that at least 12” (30.5 cm) f rom the top and 24” (61 cm) from the fr ont be provided for servicing. 4. If the water heater is installed i n a confined sp ace , such as a closet, ventilation air must be provided to prevent increased room temperature. Excessive ambient temp erature ...
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Bradford-White Corp IGI-180C - page 13
SECTION V: WA TER CONNECTIONS WARNING Failure to install and maintain a new, li sted pressu re relief valve will release the man ufacturer from any claim, which might result from excessive temperature and pressures. Keep clear of the pressure relief valve discha rge line outlet. The discharge may be hot enoug h to cause scald injury. The water is u ...
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Bradford-White Corp IGI-180C - page 14
14 plumbing system to the house. All soldering m aterials and piping m ust be compatible with potable water. Unions should be installe d on both the hot and cold water lines fo r future servicing and disconnection of the water heater. Install a shut -off valve in the cold water sup ply line. 2. In order to service the water heater in the ev ent the ...
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Bradford-White Corp IGI-180C - page 15
Recommended Piping for a Basic Installation (Fig. 1) 15 ...
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Bradford-White Corp IGI-180C - page 16
Recommended Piping for a Circulation Sy stem (Fig. 2) 16 ...
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Bradford-White Corp IGI-180C - page 17
Recommended Piping for Po wer Failure Freeze Protection As long as electrical power and gas are supplied to the EVERHOT ® water heater, free ze protection is provided to the heat exch anger and pi ping inside the wate r he ater with ambient temperatures as cold as -30 ° F (-34 ° C), when protected from direct wi nd exposure. In the event of a po ...
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Bradford-White Corp IGI-180C - page 18
Recommended Piping for Back-up Sto rage System For hotels, motels, and other high flo w applications (Fig. 4) Note: The Primary Circulator for the water hea tin g loop must be sized for 21 GPM @ 35 Ft. Head 18 ...
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Bradford-White Corp IGI-180C - page 19
PRESSURE RELIEF VALVE – 19 Keep clear of the pressu re relief valve dischar ge line outlet. The discha rge may be hot enough to cause scald injury. The water is unde r pressure and m ay splash. For protection against excessive pressure, insta ll pressure protective equipment req uired by local codes, but not less than a pressure reli ef val ve ce ...
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Bradford-White Corp IGI-180C - page 20
SECTION VI: VENTING WARNING The venting system must be properly installed. Failure to properly install the vent system coul d result in property damage, personal injury, or death. DO NOT install damaged venting system comp onents. If damage is evident then please contact the supplier where the water h eater was p urchased or the manufactu re r list ...
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Bradford-White Corp IGI-180C - page 21
VENT/AIR INTAKE TERMINAL L OC ATI ONS Direct Vent Terminal Location Plan the vent system layout so that proper clearan ces are maintained from plumbin g and wiring. Before the vent is installed, dete rmine the vent pipe terminatio n location as sho wn below in the Vent Terminal Location illustration. Vent/Air Intake Terminal Po sitions – MINIMUM ...
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Bradford-White Corp IGI-180C - page 22
22 Vent terminals must terminate at least 3 feet (0.9 m) above any forced air inlet locate d within 10 feet (3.1 m). This provision does not apply to: 1. The combustion air intake of a direct vent appliance or the circulating ai r inlet and flue gas discharge of listed outdoor applia nces. 2. The exhaust vent terminal must be installed with at leas ...
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Bradford-White Corp IGI-180C - page 23
23 Venting Table – Examples of Maximum Venting Distances w ith Various Elbow Combinations Maximum Straight Pipe Distance Number of 90 degree elbows Number of 45 degree elbows Maximum Total Equivalent Feet (meters) of Vent Pipe 35 Ft. (10.7 m) 1 41 (12.5 m) 29 Ft. (8.8 m) 2 41 (12.5 m) 23 Ft. (7.0 m) 3 41(12.5 m) 17 Ft. (5.2 m) 4 41 (12.5 m) 33.5 ...
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Bradford-White Corp IGI-180C - page 24
VENTING SYSTEM INSTALLATION Reference the preceding section and venting compone nts illustrations at the end of this man ual to determine the parts required for your particul ar vent ing system installation. The required ventin g component parts are available from your Bradford White supplier. Use the Venting System Installatio n Instructions suppl ...
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Bradford-White Corp IGI-180C - page 25
Horizontal Direct Vent using standard vent kit componen ts: Fig. 5 For installations on interior walls, ven ting components may be purcha sed from your Bradford White supplier to extend the venting distan ce using extens ion tubes and elbows. Use the formula and venting table shown previously in this installatio n manual to calculate the total equi ...
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Bradford-White Corp IGI-180C - page 26
Horizontal Direct Vent using extensi on components for long er vent runs: Fig. 6 Vertical Direct Vent Installations The EVERHOT ® IGI series water heater can also be installed to vent vertically through the roof using a vertical discharge adaptor, optional vent extension tubes, a co ndensat e collector, a roof terminal, and a universal lead tile. ...
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Bradford-White Corp IGI-180C - page 27
Fig. 7 Vertical Vent Installations The condensate collecto r will require a ¾” CPVC pipe connectio n with a trap to act as a seal against discharging flue prod ucts into the room. Run th e condensate line to a suitable drai n. The conden sate collector must be located within 5 feet (1. 52 m) of the water heater vent connection. NOTICE The Conden ...
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Bradford-White Corp IGI-180C - page 28
Combustion Blo wer Dip Switch Settings for Ve nt Length Compensation Under 22 Feet (6.7 m): To assure optimum efficiency and redu ced noise levels, the combustion blower switch h as two dip switch settings. Dip switch numbe r 1 (top dip switch) is shipped from the factory set to the OFF po sition to compensate for the maximum vent/air intake length ...
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Bradford-White Corp IGI-180C - page 29
SECTION VII: GAS CONNECTIONS WARNING Connect this water heater only to the type of gas as sh own on the rating plate. Use clean black iron pipe or equivalent material app roved by local codes and ordin ances. (Dirt and scale from the pi pe can enter the gas valve and cause it to malfun ction). The inlet gas li ne must have at least a 3 inch (7.62 c ...
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Bradford-White Corp IGI-180C - page 30
GAS METER SIZE –NATURAL GAS ONLY Be sure that the gas meter has sufficient capacity to supply the full rated gas in put of the water heater as well as the requirements of all other gas fired equi pment supplied by the meter. If the gas meter is too small, ask the gas company to install a larger mete r h aving adequate capacity. GAS PRESSURE REGUL ...
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Bradford-White Corp IGI-180C - page 31
31 4. Turn power on (after completing electrical co nnections – refer to Section VIII, “Electrical Connections”) and fully open a hot water tap. 5. Measure the gas pressures to see that these are within the specified limits below: Supply Pressure: Nat. Gas: Min.: 6”, Max.: 10.5” L.P. Gas: Min.: 10”, Max: 13.5” w.c. Manifold Pressure: ...
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Bradford-White Corp IGI-180C - page 32
SECTION VIII: ELECTRICAL CONNECTIONS WARNING Turn off or disconnect the electrical power supply to the water heater before servicing. Label all wires prior to disconnection when servicing controls. Wirin g errors can cause improper an d dangerous operation. Verify proper operation after servicing. All electrical wiring must be installed and grou nd ...
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Bradford-White Corp IGI-180C - page 33
Wiring Diagram WARNING DO NOT adjust any dipswitch settings on PC board except Dip Swi tch #1, if required, for vent length. 33 ...
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Bradford-White Corp IGI-180C - page 34
Wiring Diagram – Schematic 34 ...
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Bradford-White Corp IGI-180C - page 35
TEMPERATURE CONTROLS The front panel temperature control allows the cust om er to set the hot water supply temperature and will display certain fault functions of t he water heater if there i s a malfunction. Re sidential models can also have the option of up to two additional bathroom tem perature controls located near bathroom fixtures for conven ...
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Bradford-White Corp IGI-180C - page 36
Before installing the Bath Controls, determine the most conveni ent locations(s). When deciding o n the best location for the remote controls, please co nsider the following items: 1. Place the controls out of reach of small children. 2. Avoid locations where the control (s) will become hot, such as over a radiator, registe r, or other heat sources ...
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Bradford-White Corp IGI-180C - page 37
Note: If the cable cannot be run in side the wall ca vity, then the plastic kn ockout should be remove d from the top or bottom of the control to allow flush mounting with the wall. 7. Disconnect the power from the water heater and remove the front cover. 8. Remove the plastic cover from the PCB and electrical connectio ns. 9. Thread the cable th r ...
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Bradford-White Corp IGI-180C - page 38
WARNING When the Water Heater or remotely located Main Co n trol is used in public use applications, it shall be installed in a location where it can not be adjus ted by the public (i.e., a m aintenance room or manager’s office). Unauthorized adjust ments may re sult in scalding conditions. NOTICE Only one remote control can be connected to one C ...
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Bradford-White Corp IGI-180C - page 39
Remote Control Wiring Connections Inside Water Heater (Fig. 11) INITIAL OPERATION AN D TESTING OF CONTRO LS (INSTAL LER ONLY) 1. Turn on power to the water heater and fully open a hot water tap. 2. Check the operatio n of the water heater. Check the ope ration of the remote temperature control(s). Check the operati on of the power failure protectio ...
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Bradford-White Corp IGI-180C - page 40
SECTION IX: OPERATING INSTRUCTIONS WARNING Water heaters are he at-producing appliances. To avoid damage or injury there must be n o materials stored against the water heater or d irect vent system, and proper ca re must be taken to avoid unnecessary contact (e specially by children) with the water heater and direct ve nt system. UNDER NO CIRCUMSTA ...
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Bradford-White Corp IGI-180C - page 41
LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFO RE OPERATIN G WARNING: If you do not follo w these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance does not have a pilot. It is equipped with a direct ignition device, which automatically lights the burner. Do not try to ...
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Bradford-White Corp IGI-180C - page 42
42 CAUTION In climates where below freezing tempe ratures may occur, the water heater must be d rained when power is off to the water heater to prev ent free ze damage to the heat exchanger. Drain sol enoids are recommended to prevent freeze damage during p ower failures in cold climate regions. TURNING OFF THE WATER HEA TER FOR AN EXTENDED PERIOD ...
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Bradford-White Corp IGI-180C - page 43
TEMPERATURE ADJUSTMENT DANGER Hotter water increases the risk of scald inj ury. Scalding may occu r within 5 seco nds at a temperature setting of 135 ° F (57 ° C). To protect against hot water injury, install a mixing valve in the water system. This valve will reduce point of discharge temperature by mixing cold and hot water in branch water lin ...
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Bradford-White Corp IGI-180C - page 44
7. To display the water flow through the water heat er with hot water in use, depress the “H” bu tton for 2 seconds and then simultaneously p ress the “P” button. (GPM = Display Re adout X 0.1). 8. To display the outlet water temperature while in use, depress the “C” button for 2 seconds and then simultaneously press the “P” button. ...
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Bradford-White Corp IGI-180C - page 45
6. Pressing the “Maintenance Button” followed by the “H” button will display a se quence of error codes, if any, stored i n memory that has bee n experienced. Any cu rrent error codes will be displayed on the digital monitor in seque nce starting with the most rece nt code. 7. To display the water flow through the water heat er with hot wat ...
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Bradford-White Corp IGI-180C - page 46
SCALDING This water heater can deliver scalding temperature water at any faucet in the system. Be careful whenever using hot water to avoid scalding injury. Ce rtain appliances such as dishwashe rs and automatic clothes washers may require increased tem perature water. By setti ng the thermostat on this water heater to obtain the increased te mpera ...
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Bradford-White Corp IGI-180C - page 47
FIRST AID FOR SCALDS 1. Remove all wet clothing quickly. Wet clothing retains the heat. 2. Apply cold water to burned are a for 30 minutes to reduce the h eat in the skin and prevent d eeper burning. Never use butter, oils, or ointm ent to cover the burn. They may retain the heat. 3. Use a blanket to keep the scalded person warm. 4. Seek medical ad ...
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Bradford-White Corp IGI-180C - page 48
SECTION X: MAINTENANCE WARNING Always turn off the electrical power supply, the manual gas valve, and the manual water control valve whenever servicing this applian ce. KEEP THE APPLIANCE AREA CLEAR AN D FREE FROM COMBUSTIBLE MATERIALS, GASOLINE, AND OTHER FLAMMABLE VAPORS AND LIQUIDS. The EVERHOT ® water heater should be checked annually by a qua ...
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Bradford-White Corp IGI-180C - page 49
Burner Flame Appearance (Fig. 13) 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. Failure to take this precaution could mean contact with extremely hot water passing out the valve during this che cking operation. FLUSHING PROCEDURE FOR LIME SCALE REMOV ...
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Bradford-White Corp IGI-180C - page 50
9. Run hose from hot water outlet to a drain. 10. Close the drain valve on the cold water inlet. Leave hot wate r drain valve open. Open cold water inlet to flush with fresh water. 11. Allow water to flow out of the hose for 5 minutes to flush vinegar from the water heater. 12. Shut off cold water inlet valve. Remove filt er screen and clean out an ...
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Bradford-White Corp IGI-180C - page 51
51 COMMON TROUBLESHOO TING COMMENTS ON T HE OPERATION OF T HE EVERHOT ® TANKLESS WATER HEATER Comment: I don’t have any hot water when I open the tap! Make sure the gas and el ectricity is turned on to the water hea ter. The remote temperature di splay should have the green light lit when a hot water tap is open and the water he ater is operatin ...
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Bradford-White Corp IGI-180C - page 52
Schematic Diagram of Internal Parts 52 ...
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Bradford-White Corp IGI-180C - page 53
SECTION XI: PARTS LIST Exploded View – Cabinet 53 ...
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Bradford-White Corp IGI-180C - page 54
Exploded View – Internal Components 54 ...
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Bradford-White Corp IGI-180C - page 55
Exploded View – Internal Components 55 ...
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Bradford-White Corp IGI-180C - page 56
Exploded View – Electrical 56 ...
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Bradford-White Corp IGI-180C - page 57
VENTING COMPONENTS 57 ...
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Bradford-White Corp IGI-180C - page 58
58 PARTS LIST Number Description Quantity 001 Casing Assembly 1 002 Wall Fitting Bracket 2 003 Rubber Bushing 1 004 Connection Reinforcement Panel 1 005 Heat Protection Plate 1 006 Front Panel 1 007 Front Panel Gasket 1 008 Front Panel Gasket – Side 2 100 Gas Control Assembly 1 101 Screw 2 102 Gas Connection (3/4” NPT ) 1 103 Burner Unit Assemb ...
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Bradford-White Corp IGI-180C - page 59
59 Number Description Quantity 406 Water Filter Assembly 1 407 Filter Plug 1 408 Hot Water Outlet – ¾” NPT 1 409 Sensor Bracket 1 410 Small Plug Gasket 1 411 Drain Valve 1 700 PCB Board Assembly 1 701 Surge Protector 1 702 PCP Cover - Side 1 703 PCB Cover - Front 1 704 Transformer 1 705 PCB Bracket 1 706 Igniter 1 707 High Te nsion Lead 1 708 ...
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Bradford-White Corp IGI-180C - page 60
60 VENTING COMPONENTS Part # Description Quantity 239-44516-00 Standard Vent Disc harge K it (Includes 1 Horizo ntal Discharge Adapter and 1 Wall Discharge Terminal) 1 239-44506-00 Horizontal Discharge Ada ptor 1 239-44505-00 Wall Discha rge Terminal (for wall thicknesses from 4” to 20”) 1 239-44500-00 Vertical Discharge Adaptor 1 239-44494-00 ...
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