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800.900.9276 • Fax 800.559.1583

(Customer Service, Service Advisors)

20 Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax 603.335.3355

(Applications Engineering)

1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130

www.Laars.com

Litho in U.S.A. © Laars Heating Systems 08

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11043

Содержание IGI-180C-5N

Страница 1: ...aller service agency or gas supplier WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death TANKLESS G...

Страница 2: ...ust be installed in accordance with local codes In the absence of local codes it must be installed in compliance with the National Fuel Gas Code ANSI Z223 1 Latest Edition or in Canada CAN CGA B149 1...

Страница 3: ...ath water NEVER leave a child or disabled person unattended in a bathtub or shower DANGER Improper installation adjustments alteration service or maintenance can cause property damage personal injury...

Страница 4: ...wear protective clothing and equipment when installing starting up or servicing this water heater to prevent scald injuries Do not rely on the temperature gauges to determine the temperature Do not t...

Страница 5: ...as supplier from a telephone in another building Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department DO NOT OPERATE THE APPLIANCE UNTIL THE LEAKAGE IS...

Страница 6: ...0 F 80 F 100 F 120 F 140 F Flow Rate Gal Min 7 2 4 5 3 3 2 6 2 2 1 6 IGI 180R 10N IGI 180R 10X IGI 180C 5N IGI 180C 5X 180 000 15 000 First Hour Supply Gal Hr 432 270 198 156 132 96 Max Flow Rate Degr...

Страница 7: ...7 EVERHOT IGI Model Series Dimensions Figure 1...

Страница 8: ...ximum 13 5 w c Manifold Gas Pressure Natural Gas 3 7 w c maximum input 0 8 minimum input Propane Gas 4 2 w c maximum input 0 9 minimum input Venting System Direct Vent Power Vented To be vented using...

Страница 9: ...gallon minute 1 9 L m minimum by direct spark ignition There is no standing pilot A variable speed combustion air blower forces the combustion air supply into the burner compartment Direct vent desig...

Страница 10: ...gher preheat temperatures are necessary to obtain adequate booster output add an ASSE approved mixing valve for hot water supplied to fixtures WARNING INSTALLATION OF THIS WATER HEATER REQUIRES ABILIT...

Страница 11: ...on near where it will be installed Carefully slide water heater out from the carton and remove all the contents MOUNT WATER HEATER ON THE WALL Determine the proper height and location for the water he...

Страница 12: ...m Up to 0 05 ppm Up to 5 ppm Lime Condition Warning Signal If the EVERHOT water heater is operated under hard water conditions without a water conditioner the error code LC may flash on the remote tem...

Страница 13: ...may need to be cleaned periodically and should be cleaned after the initial operation DO NOT operate the water heater without the filter in place In areas where sediment may be periodically present i...

Страница 14: ...14 Recommended Piping for a Basic Installation Figure 2...

Страница 15: ...15 Recommended Piping for a Circulation System Figure 3...

Страница 16: ...hrough the installation of the optional solenoid valves as shown in the following illustration The drain solenoids are recommended for very cold climates to prevent water heater freeze damage where po...

Страница 17: ...17 Recommended Piping for Back up Storage System For hotels motels and other high flow applications Figure 5 Note The Primary Circulator for the water heating loop must be sized for 21 GPM 35 Ft Head...

Страница 18: ...l the pressure relief valve into a tee connection from the hot water outlet of the water heater Note Some models may already be equipped or supplied with an installed pressure relief valve Verify that...

Страница 19: ...under warranty for water heating space heating applications 2 The maximum heat output that can be delivered to the space heating heat exchanger is 36 000 Btu hr 3 The temperature setting of the water...

Страница 20: ...the maximum venting distances may cause the water heater to malfunction or cause an unsafe condition CAUTION The vent shall terminate a minimum of 12 inches above expected snowfall level to prevent b...

Страница 21: ...pliance 36 inches 91 cm for appliances 100 000 Btuh 30 kW 12 inches 30 cm for appliances 50 000 Btuh 15 kW D Vertical clearance to ventilated soffit located above the terminal within a horizontal dist...

Страница 22: ...state codes In the absence of local codes refer to the latest edition of the National Fuel Gas Code ANSI Z223 1 NFPA 54 Keep the venting system as short as possible and keep the number of elbows used...

Страница 23: ...equired for your installation The water heater requires its own separate venting system Do not connect the exhaust vent into an existing vent pipe or chimney All vent pipe joints must be taped with al...

Страница 24: ...alent distance of vent pipe Do not exceed the maximum of 41 equivalent feet 12 5 m If the height of the vent pipe is extended 5 feet 1 5 m or more above the top of the water heater then a condensate c...

Страница 25: ...ver 5 feet 1 5 m Determine the distance in height required from the water heater and order the vent extension pipes required Vertical Vent Installations Figure 10 The condensate collector will require...

Страница 26: ...ram to identify the correct switch If you do not understand the information concerning the Dip Switch settings or the location of the Dip Switch contact Laars Service 800 900 9276 or Technical Applica...

Страница 27: ...way from the wall NOTICE When mounting the water heater on an outside wall be sure the Vent Air Intake Pipe will exit between the wall studs DO NOT cut through the wall studs for the Vent Air Intake P...

Страница 28: ...ducts of combustion entering openings into buildings or other flues or vents Figure 12 For clearances not specified in ANSI Z223 1 NFP A 54 or CGA B149 please use clearances in accordance with local i...

Страница 29: ...order to keep the gaskets dry Except for the short distance standard horizontal discharge vent system without extensions See Figure 34 Appliance connection Figure 15 The first vent component to the a...

Страница 30: ...could damage metals The hose D should be subject to inspection kinks must be avoided Dispose of condensate in accordance with local codes Minimum water level in the condensate trap must be 3 75 mm Sho...

Страница 31: ...r wall Length 12 305mm BWC p n 239 46848 00 Part of BWC vent kit Figure 23 Figure 24 Figure 25 5 vent extension 6 45 vent pipe elbow 7 90 vent pipe elbow 10 BWC p n 239 44496 00 sold in pairs only BWC...

Страница 32: ...BWC p n 239 44493 00 Figure 28 Figure 29 10 vertical discharge roof terminal 11 pitch roof flashing BWC p n 239 44494 00 1 12 BWC p n 239 44502 00 8 12 BWC p n 239 44503 00 6 12 BWC p n 239 44504 00 F...

Страница 33: ...er Cut hole covering the top of the water heater to prevent debris from entering Measure dimension to fit Figure 34 Figure 33 NOTICE Note if the vent system is shorter than 5 ft 1 52 m and no condensa...

Страница 34: ...the inner wall plate onto the terminal If necessary apply silicon sealant to fill up spaces between vent terminal and the wall Vent connections must be firmly pressed together so that the gaskets form...

Страница 35: ...35 Horizontal Vent System Installation examples Figure 36...

Страница 36: ...ount the angle of the roof cut the hole with a dimension that allows the vertical discharge roof terminal to be installed Cut to fit Figure 38 The terminal can be shortened by removing the components...

Страница 37: ...m an airtightseal Secure the system with the supplied vent pipe clamp or perforated hanger iron NOTE When the total vent system length is greater than 5ft 1 52 m condensate will form which could damag...

Страница 38: ...38 Vertical Vent System Installation examples Figure 40...

Страница 39: ...39 Cut Line Template Figure 41...

Страница 40: ...on Make sure that the outside vents on the supply regulators and the safety vent valves are protected against blockage These are parts of the gas supply system not the water heater WARNING Conversion...

Страница 41: ...120 110 100 1 1050 730 590 500 440 400 370 350 320 305 275 250 225 210 1 1600 1100 890 760 670 610 560 530 490 460 410 380 350 320 Note After determining the length of pipe required select the pipe s...

Страница 42: ...urn off or disconnect the electrical power supply to the water heater before servicing Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous ope...

Страница 43: ...43 Wiring Diagram Figure 42 WARNING DO NOT adjust any dipswitch settings on PC board except Dip Switch 1 if required for vent length...

Страница 44: ...44 Wiring Diagram Schematic Figure 43...

Страница 45: ...ow before placing a child in the bath or shower Do not leave a child or an infirm person in the bath unsupervised NOTICE This water heater is equipped with an energy cut out device to prevent overheat...

Страница 46: ...s are intended to be installed in a bathroom close to a shower or tub The controls may be wired in series or parallel depending on the distance from the water heater to the controls 2 Mark the holes o...

Страница 47: ...f the hot water is used then up to two optional Remote Controls 239 44509 00 may be purchased and wired to the water heater PCB terminals as described in the previous section Temperature Control Insta...

Страница 48: ...direct sunlight 5 Avoid areas where the remote can be splashed with cooking water oil or sauce 6 The remote control operates with low voltage 12 volts DC Remote Main Control Installation Optional Foll...

Страница 49: ...rvice professional 1 Flooding to or above the level of the burner or controls 2 External firing 3 Damage 4 Firing without water 5 Sooting NEVER OPERATE THE WATER HEATER WITHOUT FIRST BEING CERTAIN IT...

Страница 50: ...ly call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department OPERATING INSTRUCTIONS 1 STOP Read the safety in...

Страница 51: ...lines A licensed plumbing professional or local plumbing authority should be consulted CAUTION This water heater when set at a lower temperature setting is not capable of producing hot water of suffic...

Страница 52: ...des if any stored in memory that has been experienced Any error codes will be displayed on the digital monitor in sequence starting with the most recent code 7 To display the water flow through the wa...

Страница 53: ...n followed by the H button will display a sequence of up to 9 error codes if any stored in memory that has been experienced Any error codes will be displayed on the digital monitor in sequence startin...

Страница 54: ...cold and hot water in branch supply lines Such valves are available from the local plumbing supplier CAUTION Test the temperature of the water with your elbow before placing a child in the bath or sho...

Страница 55: ...to the water heater 12 Flame Failure grounding failure Make sure gas is turned on at the water heater check for obstructions in exhaust vent 14 Thermal Fuse Heat exchanger overheated 16 Over Temperat...

Страница 56: ...ght and the gaskets are in good condition Check the vent terminal openings for blockage and clean if necessary Keep shrubs and vegetation clear of the vent terminal 4 All electric motors are permanent...

Страница 57: ...r out the lime deposits Use the following procedure and diagram fig 52 to flush the heat exchanger and remove the lime scale 1 Disconnect power to the water heater 2 Close valves in the cold water inl...

Страница 58: ...o operate the water heater To remedy this situation either increase the total water flow from the tap or using the remote temperature controller decrease the setpoint temperature of the water heater t...

Страница 59: ...59 Schematic Diagram of Internal Parts Figure 53...

Страница 60: ...60 SECTION XI PARTS LIST Cabinet 1 Temperature Control Included Note Can purchase additional controls for remote locations...

Страница 61: ...61 Internal Components...

Страница 62: ...62 Internal Components...

Страница 63: ...63 Electrical Components...

Страница 64: ...1 106 Burner Air Orifice Plate 1 107 Bunsen Burners 16 108 Burner Case Back Panel 1 109 Damper Plate 1 110 Manifold Assembly Natural Gas 1 110 Manifold Assembly L P Gas 1 111 Upper Burner Manifold Gas...

Страница 65: ...ug 1 408 Hot Water Outlet 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...

Страница 66: ...ischarge Adaptor 1 239 46848 00 Wall Discharge Terminal 1 239 44500 00 Vertical Discharge Adaptor 1 239 44494 00 Roof Discharge Terminal 1 239 44501 00 Condensate Collector Collar 1 239 44492 00 Roof...

Страница 67: ...67 NOTES...

Страница 68: ...Advisors 20 Industrial Way Rochester NH 03867 603 335 6300 Fax 603 335 3355 Applications Engineering 1869 Sismet Road Mississauga Ontario Canada L4W 1W8 905 238 0100 Fax 905 366 0130 www Laars com Li...

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