IE2IWIOM-1 82-0147-002 Condensing, High Efficiency IW Water Heaters Heater Manual Installation and Operation Instructions THIS MANUAL APPLIES TO APPLIANCE WITH SERIAL NUMBER HIGHER THAN 20440001. 62403822 R00 July. 01, 2020 This manual is intended only for use by a quali ed heating installer/technician. Read and follow this manual, all supplements and related instructional information provided with the boiler.
SAFETY INSTRUCTIONS WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. - Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
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SAFETY INSTRUCTIONS AVERTISSMENT: Assurez vous de bien suivre les instructions données dans cette notice pour réduire au minimum le risque d’incendie ou d’explosion ou pour éviter tout dommage matériel, toute blessure ou la mort - Ne pas entreposer ni utiliser d’essence ou ni d’autres vapeurs ou liquides inflammables à...
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SAFETY INSTRUCTIONS bathing or showering. WARNING!!! NOTICE! Local approval of the flue WARNING!!! system and the condensate Flue gas/air Installer: Read all instructions, connection to the public sewer intake: You are only permitted including this manual, before system may be required. to operate this appliance with installing.
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SAFETY INSTRUCTIONS WARNING!!! WARNING!!! WARNING!!! When Do not use For safety servicing appliance, to avoid this appliance if any part has and environmental reasons, severe burns, allow appliance been under water. Immediately the packing materials must to cool before performing call a licensed authorized be properly disposed of.
TABLE OF CONTENTS MODIFICARE DATA + AGGIUGERE SERIAL NUMBER E CODICE LORO ........1 SAFETY INSTRUCTIONS .........................2 TABLE OF CONTENTS ........................8 1 - CODE REQUIREMENTS ......................12 1.1 - Regulations and guidelines ..........................12 2 - GENERAL INFORMATION ......................14 2.1 - Key to symbols used ............................14 2.2 - Manufactured by ..............................
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TABLE OF CONTENTS 11.4 - Install vent and combustion air piping ......................60 11.5 - Air inlet pipe materials: ............................. 62 11.5.1 - Sealing of PVC or CPVC air inlet pipe ........................62 11.6 - PVC/CPVC vent piping materials ........................63 11.6.1 - Installing PVC/CPVC vent and air piping ........................
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TABLE OF CONTENTS 14.6 - Ignition control testing ............................89 14.7 - Gas supply pressure checking ......................... 90 14.8 - Checking and adjusting CO2 levels ......................... 91 14.8.1 - Checking CO2 level on units model 199 ........................ 91 14.8.2 - Checking CO2 level on units model 399 up to 1000 ....................91 14.9 - Check the capacity input ..........................
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TABLE OF CONTENTS 16.11 - Replace water flow sensor’s o-rings ......................117 16.12 - 199 model wiring diagram ..........................118 16.13 - 399 to 1000 models wiring diagram ......................120 17 - TECHNICAL DATA .........................124 18 - SPARE PARTS ........................126 19 - READ OUT FLOW CHART ....................150 20 - FACTORY MENU ........................151 21 - SEQUENCE OF OPERATION ....................154...
1 - CODE REQUIREMENTS 1.1 - Regulations and guidelines - The installation must conform to the requirements of the authority having jurisdiction or, in the absence of such requirements, to: - the latest edition of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 and or CAN/CSA B149.1, Natural Gas and Propane Installation Code.
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1 - CODE REQUIREMENTS 1.2- Commonwealth b.- In the event that the requirements (c) MANUFACTURER REQUIREMENTS of this subdivision can not be met at - GAS EQUIPMENT - VENTING SYSTEM of Massachusetts the time of completion of installation, PROVIDED. the owner shall have a period of thirty When the manufacturer of Product Installation (30) days to comply with the above...
2.2 - Manufactured CAUTION!!! Failure to symbols used observe this indication may compromise the smooth running of the appliance RBI WATER HEATER WARNING!!! or cause serious damage Failure to 7555 Tranmere Drive to individuals, animals or follow these indications can Mississauga, Ontario L5S 1L4 property.
3 - MAIN COMPONENTS 12 13 020009.01.004 1 - Air / gas mixing device 10 - Burner unit return connection 2 - Gas valve 11 - Support arrangement 3 - Air intake silencer 12 - Plug (present on BURNER 2, 3 and 4 if any) 4 - High limit temperature safety switch (UL 353 listed) 13 - Water pressure sensor (present on Burner 1 only) 5 - Burner unit supply temperature sensor (par.
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3 - MAIN COMPONENTS BURNER 2 BURNER 1 (Master) 020010.01.003 22 - Top cover 32 - Flue blocked pressure switch pipe 23 - Main electrical switch 33 - Condensate blocked drain magnetic switch 24 - Flue blocked pressure switch 34 - Flue gas manifold cap 25 - Electrical Board 28 - Flue gas temperature sensor (Blue color connector) (1006) 29 - High limit flue gas temperature fuse (Red color connector)
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3 - MAIN COMPONENTS 020010.01.026 35 - Automatic air vent 36 - Water Supply connection 37 - Water Return connection 38 - Draining valves 39 - Header temperature sensor (1102) 41 - ASME P-T safety relief valve 42 - Pressure and temperature gauge 43 - Supply and return headers 44 - Primary heat exchanger temperature fuse Figure 3-8 - Main components for models 399 and 500...
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3 - MAIN COMPONENTS 020009.01.002 1 - Leveling feet 13 - 885IF board 2 - Condensate hose coming from appliance’s flue exhaust 14 - Electrical terminals 3 - Condensate neutralizer box 15 - Control panel cover 4 - Heat exchanger of the “Burner 1” (Master) 16 - Display 5 - Condensate discharge hose 17 - Control keys...
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3 - MAIN COMPONENTS 020009.01.003 BURNER 2 (Not present on model 750) BURNER 1 (Master) BURNER 3 BURNER 4 22 - Top cover 23 - Main electrical switch 28 - Flue gas temperature sensor (Blue color connector) (1006) 29 - High limit flue gas temperature fuse (Red color connector) 30 - Flue gas exhaust manifold 31 - Water Return connection 32 - Flue blocked pressure switch pipe connection...
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3 - MAIN COMPONENTS 020009.01.017 35 - Automatic air vent 36 - Water supply connection 37 - Water return connection 38 - Drain valves 39 - Header temperature sensor (1102) 41 - ASME P-T relief valve 42 - Pressure and temperature gauge 43 - Supply and return headers 44 - Primary heat exchanger temperature fuse Figure 3-11 - Main components for models 750 and 1000...
4 - FUNCTION OVERVIEW Key to Figures 4-1: 1 - Air inlet 2 - Flue exhaust 4 - Sealing chamber 6 - High limit supply temperature switch 7 - Supply temperature sensor 8 - Water pressure sensor 9 - Flue gas temperature sensor 10 - High limit flue gas temperature fuse 12 - Premix burner 13 - Ignition electrodes...
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4 - FUNCTION OVERVIEW Key to Figures 4-2: 1 - Air inlet 2 - Flue exhaust 3 - Automatic air vent 4 - Sealing chamber 6 - High limit supply temperature switch 7 - Supply temperature sensor 8 - Water pressure sensor 9 - Flue gas temperature sensor 10 - High limit flue gas temperature fuse 12 - Premix burner...
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4 - FUNCTION OVERVIEW Key to Figures 4-3 1 - Air inlet 2 - Flue exhaust 3 - Automatic air vent 4 - Sealing chamber 6 - High limit supply temperature switch 7 - Supply temperature sensor 8 - Water pressure sensor 9 - Flue gas temperature sensor 10 - High limit flue gas temperature fuse 12 - Premix burner...
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4 - FUNCTION OVERVIEW Key to Figures 4-4: 1 - Air inlet 2 - Flue exhaust 3 - Automatic air vent 4 - Sealing chamber 6 - High limit supply temperature switch 7 - Supply temperature sensor 8 - Water pressure sensor 9 - Flue gas temperature sensor 10 - High limit flue gas temperature fuse 12 - Premix burner...
4 - FUNCTION OVERVIEW 4.1 - Intended use and functions The appliance is designed to supply the maximum heat output at 180°F with a minimum delta T of 35°F. If you want 180°F supply and lower delta T, you should downrate the capacity using parameter 2002 on each burner.
5 - INSTALLATION - Location 5.1 - Choosing the Maintain minimum specified clearances for adequate operation. All installations WARNING!!! installation location must allow sufficient space for servicing LIQUEFIED the vent connections, water pipe PETROLEUM (L.P.) PROPANE connections, piping and other auxiliary GAS-FIRED Appliance WARNING!!! equipment, as well as the appliance.
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5 - INSTALLATION - Location Combustion and ventilation air requirements for appliances drawing air from the equipment room. Provisions for combustion and ventilation air must be in accordance with air for combustion and ventilation, of the latest edition of the National Fuel Gas Code, ANSI Z223.1, in Canada, EQUIPMENT the latest edition of CGA Standard...
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5 - INSTALLATION - Location 3.- If a single combustion air opening is provided to bring combustion air in directly from the outdoors, the opening must be sized based on a minimum free area of one square inch per 3000 Btu/hr (7 cm per kW).
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5 - INSTALLATION - Location MINIMUM RECOMMENDED COMBUSTION AIR SUPPLY TO EQUIPMENT ROOM * Outside Air from Inside Air from 2 openings Directly from 2 Ducts Delivered from * Outside Air from Model Outdoor Outdoors 1 Opening Directly from Number Outdoors, in Bottom Bottom...
5 - INSTALLATION - Location 5.1.1 Prevent combustion 5.1.2 Location air contamination When locating the appliance the following factors must be considered: Do not terminate vent/air in locations Location of the openings for the that can allow contamination of ventilation of the appliance room combustion air.
5 - INSTALLATION - Location 5.2 - Residential 5.4 - Clearances WARNING!!! Do not garage installation for installation and attempt to install the appliance Take the following precautions when servicing using any other venting / installing the appliance in a residential air intake methods than as Figures 5-6 and 5-7 shows the minimum garage.
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5 - INSTALLATION - Location Figure 5-6 - Recommended minimum clearance distances for proper installation and servicing for models 199, 399 and 500 (G = Center of gravity) Figure 5-7 - Recommended minimum clearance distances for proper installation and servicing for models 750 and 1000 (G1 = Center of gravity for 1000 model G2 = Center of gravity for the 750 model)
6 - INSTALLATION - Mounting the appliance 6.1 - Transporting the appliance WARNING!!! Always lift and carry the appliance with a hand truck or special equipment. Failure to comply with this provision could result in severe personal injury, death or substantial property damage. CAUTION!!! The appliance may be damaged when it...
6 - INSTALLATION - Mounting the appliance 6.2 - Mounting the appliance 1.- Remove the outer shipping carton from the appliance; 2.- Remove the front door (see Section 16.2) to access the screw “C” (Figure 6-1) in front of the unit; 020021.01.009 3.- Remove the screw “D”...
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6 - INSTALLATION - Mounting the appliance Figure 6-6 - Dimensions for models 199, 399 and 500 Figure 6-7 - Dimensions for models 750 and 1000...
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6 - INSTALLATION - Mounting the appliance MODEL WATER SUPPLY WATER RETURN AIR INTAKE FLUE EXHAUST CONDENSATE CONNECTION CONNECTION CONNECTION CONNECTION CONNECTION HOSE 2” 2” 3” 3” 1” 1” 1/4 2” 2” 4” 4” 1” 1” 1/4 2” 2” 4” 4”...
7 - INSTALLATION - Water connections 7.1 - Water 7.2 - Local pump 7.3 - Quality of the connections and water flow water The appliance comes with the limits connections shown in Figures 6-6 or CAUTION!!! If the water hardness This appliance must be fitted with 6-7.
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7 - INSTALLATION - Water connections Minimum / Maximum water flow WATER MAXIMUM in function of the water hardness and water maximum temperature HARDNESS WATER UP TO TEMPERATURE (ppm) Model 399 and (°F) Model 199 Model 750 Model 1000 [gr/gal] (210) [12,8] 12 / 19 gpm 24 / 38 gpm...
7 - INSTALLATION - Water connections 7.4 - Near appliance 11.- Tank sensor: Factory supplied on appliance. The tank sensor MUST piping components be installed in the lower 25% of the storage tank to achieve proper System piping MUST be sized operation;...
7 - INSTALLATION - Water connections 7.5 - Temperature WARNING!!! Failure and pressure Relief to properly pipe the relief valve valve discharge can result in scalding of individuals and This appliance is supplied with a animals. Safety Temperature and Pressure Relief valve which discharge WARNING!!! connections must be piped like on...
7 - INSTALLATION - Water connections 7.9 - Scalding 7.6 - Expansion 7.8 - Anti-legionella This appliance can deliver scalding This appliance is not protected Tank temperature water at any faucet in against the proliferation of the If an appliance is installed in a closed the system.
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7 - INSTALLATION - Water connections CAUTION!!! This is a concept drawing only. It is up to the system designer to determine the necessary components, including additional equipment and any safety devices which in the judgement of the designer are appropriate, in order to properly size, configure and design that system and to ensure compliance with building...
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7 - INSTALLATION - Water connections CAUTION!!! 1 = Appliance Size secondary return system ( pipes 4 = Manual gas valve and pump item “9”) in order to have a minimum 5 = Pump 2000 l/h (9GPM) circulating on it and the appliance. 8 = Mixing valve Brand Caleffi Model 523 or with equivalente performance 9 = Secondary return pump...
8 - INSTALLATION - Condensate disposal 8 - Condensate CAUTION!!! The condensate disposal discharge line must be of materials approved by the authority having jurisdiction. In WARNING!!! the absence of other authority, condensate trap is the same PVC and CPVC pipe must condensate neutralizer box comply with ASTM D1785 or (see Figure 8-1, item “B”).
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8 - INSTALLATION - Condensate disposal A = Pipe connected to the appliances’ flue exhaust system B = Condensate neutralizer box C = Condensate drain pipe D = Cover of the box E = PH test port 020010.01.029 Figure 8-1 - Condensate neutralizer box (see also Figures 3-3 through 3-11, Item 3) A = Condensate drain pipe B = Floor drain or drain pan (Below this point there must be a trap capable of preventing the return of sewer gas) Figure 8-2 - Condensate pipe and drain...
9 - INSTALLATION - Electrical connections 9.1 - Electrical Check that the electrical system is adequate for the power consumption connections: indicated on the rating plate or in Section 17. overview Line voltage field wiring of any WARNING!!! controls or other devices must ELECTRICAL conform to the temperature limitation...
9 - INSTALLATION - Electrical connections 9.1.1 - Connecting the power supply cable Provide and install a fused disconnect or service switch (15 amp recommended) as required by the code. To connect the electrical power supply cable, follow the steps below while referring to Figures 9-1, 9-3 or 9-4: 1.- Remove the appliance casing following the instructions given in...
9 - INSTALLATION - Electrical connections 9.1.2 - Connection to an 9.1.3 - Connection to a 9.1.5 - Alarm contact analog 0-10Vcc input MODBUS protocol Alarm contact works only in presence of the 885 IF board (see Figures 3-3, 3-6 On appliances model 399, 500, 750 On appliances model 399, 500, 750 and 3-9, item 13).
9 - INSTALLATION - Electrical connections 9.2 - Connecting 4. The storage tank temperature sensor must be connected to the appliance to a terminals “8” and “9” (See Figure 9-3). The sensor must be placed storage tank into the storage tank in a way that can detect the water temperature If the appliance is connected to a (Follow the storage tank instruction).
9 - INSTALLATION - Electrical connections 9.3 - Connecting 3.- A secondary return pump must be connected to terminals 105 and 106 the appliance (See Figure 9-4); 4.- A timer to control the secondary without storage return pump and to gives the call for heat to the appliance, must be tank connected to terminals 10 and 11 of...
9 - INSTALLATION - Electrical connections 9.4 - Connecting the appliance in cascade Appliances can be installed in cascade with a configuration like in Figure 9-5. Many other configurations can be done (ask to the appliance manufacturer for conceptual drawings). The cascade is managed by the 885HC cascade manager command that is supplied on demand.
10 - INSTALLATION - Removing of an appliance from a common venting system flame of a match or candle, or et les autres espaces du bâtiment. WARNING!!! smoke from a cigarette, cigar or Mettre en marche les sécheuses, DO NOT pipe.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.1 - CATEGORY NOTICE! The exhaust pipe must be WARNING!!! IV: Positive pitched a minimum of a 1/4 inch per Use of foot back to the appliance (to allow cellular core PVC and CPVC pressure drainage of condensate).
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11 - INSTALLATION - CATEGORY IV: Vent and combustion air Figure 11-1 - Side wall two Figure 11-2 - Vertical two Figure 11-3 - Side wall air pipes (Direct venting). pipes (Direct Venting). intake, vertical vent (Direct venting). Figure 11-6 - Side wall (or vertical in a roof) one pipe venting, combustion air from Figure 11-5 - Side wall...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.3 - Minimum / 11.4 - Install vent all seams and joints, mixing of venting materials or failure Maximum allowable and combustion air to follow vent pipe and fittings manufacturer’s instructions can combustion air and piping result in personal injury, death...
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11 - INSTALLATION - CATEGORY IV: Vent and combustion air Approved vent manufacturers and items Item Family of Manufacturer/ Applicable Manufactur. the Material supplier to models Part Number 3” Concentric roof or wall terminal IPEX (System 636) 196006 4” Concentric roof or wall terminal IPEX (System 636) 399, 500 196021...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.6 - PVC/CPVC b. Apply a liberal even coat of WARNING!!! MOMENTIVE - RTV 106 All vent vent piping high temperature silicone (or pipes must be glued, properly equivalent) to the the pipe end materials supported, and the exhaust approximately 1/2”...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.6.2 - PVC/CPVC air Vent piping must be supported per the CAUTION!!! National Building Code, Section 305, intake connection Apply a liberal Table 305.4 or as local codes dictate. even coat of MOMENTIVE - To connect a PVC/CPVC pipe to the RTV 106 high temperature Combustion Air Intake...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.7 - Stainless 11.7.1 - Stainless steel air NOTICE! Installation must comply with local requirements and with the intake connection steel vent piping National Fuel Gas Code, ANSI Z223.1 for U.S. installations or CSA B149.1 for materials Combustion Air Intake Canadian installations.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.7.2 - Stainless steel b. Apply a liberal even coat of CAUTION!!! MOMENTIVE - RTV 106 vent connection Apply a liberal high temperature silicone (or even coat of MOMENTIVE - equivalent) to the adapter “R”...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.8 - Polypropylene WARNING!!! vent piping materials Improper installation of Polypropylene systems may result in injury or WARNING!!! death. Use only the materials listed in Figures WARNING!!! 11-7 and 11-8 for vent pipe, Use only and fittings.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.8.1 - Polypropylene air 11.8.2 - Polypropylene CAUTION!!! intake connection vent connection Apply a liberal even coat of MOMENTIVE - Combustion Air Intake connection Vent connection (Figure 11-13 item RTV 106 high temperature (see Figure 11-13 Item “M”) is used to “C”) is used to provide a passageway silicone (or equivalent) to the...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.9 - Single pipe WARNING!!! NOTICE! The venting pipe shall be Use only vent (not sealed installed with a means for condensate the materials, vent systems, and disposal in order to prevent its combustion) terminations listed in Figures accumulation.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.10 - Sidewall 11.10.2 - Determine WARNING!!! location termination - Two Do not exceed Locate the vent/air terminations using the maximum lengths of the pipes the following guidelines: outside vent piping shown in 1.- The total length of piping for vent Figures 11-15, 11-16 or 11-22.
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11 - INSTALLATION - CATEGORY IV: Vent and combustion air 3.- The air piping must terminate in a down-turned elbow as shown in Figures 11-15 and 11-16. This arrangement avoids recirculation of flue products into the combustion air stream; 4.- The vent piping must terminate in an elbow pointed outward or away from the air inlet, as shown in Figures 11-15 and 11-16;...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.10.3 - Prepare wall penetrations 1.- Air pipe penetration: a. Cut a hole for the air pipe. Size the air pipe hole as close as desired to the air pipe outside diameter.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.11 - Sidewall termination – Concentric vent 11.11.1 - Description and usage The termination kit must terminate outside the structure and must be installed as shown in Figure 11-19. The required concentric termination kit as well as combustion air and vent pipe materials are listed in Figures 11-7 and 11-8.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.11.3 - Multiventing sidewall terminations When two or more direct vent appliances are vented near each other, each appliance must be individually vented and vent terminations may be installed as shown in Figure 11-21.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.12 - Vertical 11.12.1 - Determine 11.12.2 - Prepare roof location penetrations termination - Two Locate the vent/air terminations using 1.- Air pipe penetration: cut a hole for pipes the following guidelines: the air pipe.
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.12.4 - Multiple vent/air terminations 1.- When terminating multiple Air intake Air intake Vent Vent appliances, terminate each vent/air connection as shown in Figures 11- 23 and 11-24; vertically from vent outlet to WARNING!!! any air inlet...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.13 - Vertical 11.13.3 - Vertical 4.- Cut one (1) hole into the structure to install the termination kit; termination installation termination – 5.- Install the Concentric vent kit following the concentric kit Concentric vent 1.- Determine the best location for the manufacturer’s instruction;...
11 - INSTALLATION - CATEGORY IV: Vent and combustion air 11.13.4 - Multiventing vertical terminations When two (2) or more direct vent appliances are vented near each other, each appliance must be individually vented (see Figure 11-27). WARNING!!! NEVER common vent or breach vent this appliance to avoid possibility of severe personal injury, death, or substantial...
12 - INSTALLATION - CATEGORY II: Vent and combustion air 12.1 - CAT II: Negative pressure condensing An appliance that operates with a non-positive vent static pressure with a vent gas temperature that may cause excessive condensate production in the vent. 12.2 - CAT II: Adapter and increaser...
12 - INSTALLATION - CATEGORY II: Vent and combustion air 12.3 - Condensing vent option: CATEGORY II: Vertical vent with combustion air from equipment room The flue outlet terminates on the rooftop. The termination point for the flue products must follow the vertical vent termination clearance EQUIPMENT requirements on section 11.12.
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12 - INSTALLATION - CATEGORY II: Vent and combustion air Vent/Air vertical Common venting Consult a vent designer to determine the diameter of the common vent installation with sidewall CATEGORY II: pipe required for combined vent Flues of multiple appliances may be combustion air inlet installation.
13 - INSTALLATION - Gas supply 13.1 - Gas supply WARNING!!! WARNING!!! Do not Never use piping attempt to support the weight an open flame to test for gas of the piping with the appliance leaks. Always use an approved or its accessories.
13 - INSTALLATION - Gas supply 13.2 - Pipe sizing 13.3 - Propane Gas Propane supply pressure for natural gas requirements: WARNING!!! 1.- Adjust propane supply regulator These provided by the gas supplier for Refer to Figure 13-2 for pipe length appliances are typically 13”W.C.
13 - INSTALLATION - Gas supply 13.4 - Check CAUTION!!! Never force the inlet gas supply pressure connection screw or the gas valve will be damaged! pressure WARNING!!! Never use an WARNING!!! open flame to check for gas DO NOT leaks, or a fire or an explosion adjust or attempt to measure could result causing severe...
13 - INSTALLATION - Gas supply 13.6 - Convert a WARNING!!! appliance model 199 conversion shall be carried from Natural Gas out in accordance with the requirements of the provincial to Propane gas or authorities having jurisdition viceversa and in accordance with the requirements of the CAN-B149.1 and CAN1-B149.2 installation WARNING!!!
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13 - INSTALLATION - Gas supply WARNING!!! WARNING!!! Never use an open flame to check for gas combustion measurements must leaks, a fire or an explosion be performed with calibrated could result causing severe equipment to ensure proper personal injury or death! reading and accuracy.
13 - INSTALLATION - Gas supply 13.7 - Convert a Contents: appliance model The conversion kit (supplied with the appliance) is composed of 399, 500, 750 or the following elements, which are 1000 from Natural necessary for the gas change: - a label rating stating the new gas Gas to Propane gas setting;...
14 - START-UP 14.1 - Operating 14.1.3 - Filling the heating has dropped, re-open the fill valve to bring the pressure back to the system on a AM-B desired value. Before starting the appliance, the appliance following must be done. 14.2 - General WARNING!!! 14.1.1 - User instructions...
14 - START-UP 14.3 - Confirming the 14.4 - Gas type 14.6 - Ignition control appliance’s gas type conversion testing The type of gas and the gas supply If the gas available at the installation After placing the appliance in operation, pressure that the appliance is set up for site is not the type the appliance is the ignition control’s safety shutoff...
14 - START-UP 14.7 - Gas supply 4.- Connect a manometer with 9.- Check the manometer to make graduations of at least 0.1 in.W.C. sure the gas supply pressure does pressure checking (0.25 mbar) to the inlet gas port not drop below 3 in.W.C. (7.6 “D”...
14 - START-UP 14.8 - Checking and 14.8.2 - Checking CO2 the high fire range given in Figure 13-7, making sure to use the range level on units model 399 adjusting CO2 levels for the gas type in use. If the CO2 up to 1000 reading is outside the specified Figure 13-7 lists the correct CO2 ranges...
14 - START-UP d. Insert the probe of a calibrated check: you have to use parameter 2202, combustion analyzer into the a) that there are no obstructions in for Burner 3, parameter 2203 and combustion analysis probe “H” of the combustion air and/or vent for Burner 4 parameter 2204;...
15 - USE 020010.01.023 A - Key to reduce the supply water temperature; B - Multifunctional key: reset any lockouts; access to user and installer menu. C - Key to increase the supply water temperature; D - Flame icon, is present when the flame is present; E - Radiator icon.
15 - USE 15.1 - Check water 15.6 - Delays, alarms The flame control appliance will start-up the burner. pressure and protective actions If the burner fails to ignite within 60 seconds, the appliance will automatically To protect the life of the appliance, attempt ignition another four times, after If the pressure inside the water circuit improve comfort, and maximize energy...
15 - USE 15.10 - “Users’ start showing parameters from 1000. 1 (Master)” are applicable for that burner only. If you want to see the menu” Press keys same parameters for other burners scroll all parameters inside this menu. you have to connect the display to Pressing RESET key for 2 seconds, All parameters into this “Users’...
15 - USE 15.11 - “Installer’s To access the “Installers’ Menu” (see and hold RESET button for more than also Section 19 to better understand menu” 5 seconds until the icon stops to the several menus) proceed as follows: be displayed. 1.- Press and hold together buttons CAUTION!!! Changing these...
15 - USE 2024 Reset curve design: spring supply temperature °F 32 to 104 2027 Night setback temperature °F 2 to 90 2040 2041 2042 Burner 1 anti cycling: time 10 to 900 2043 Burner 1 anti cycling: differential temperature °F 0 to 36 2062...
15 - USE 15.13 - Diagnostic: ) if failing, will blink. To reset the lockout press the RESET Lockouts “Loc” key, the display will show the Lockout number, you can try to reset the To RESET a lockout on units model lockout by pushing the RESET key 199, simply press RESET key.
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16 - USE Loc 19 Internal software error Replace the power control board Loc 20 Flame lost three times Control: that the ionisation current is at a value over 60 If the ionisation current is not over 60, the CO2 must be checked (see (see parameter 1008) chapter 14.8) and restore the correct value.
16 - USE 15.14 - Diagnostic: and the corresponding burner icon Blocking errors ) if failing will blink. To see the blocking error code, press “Err” the RESET key and display will show the blocking error code. Press and Blocking errors are generated by a hold the RESET key to go back into permanent fault.
16 - USE Err 84 DHW sensor shorted Check if temperature sensor match Section 16.10 If temperature sensor do not match Section 16.10, it must be replaced. Err 86 Flue sensor shorted Check if temperature sensor match Section 16.10 If temperature sensor do not match Section 16.10, it must be replaced. Err 87 Reset button error Too many reset button pushing in 60 sec...
16 - MAINTENANCE 16.1 - Care and Installer should discuss contents of WARNING!!! Section 15 (User’s Section) with the Servicing, maintenance user. inspection and adjustment A trained and qualified service This section must be brought to the must be done by a trained technician should perform the inspection attention of the user by the installer so technician in accordance with...
16 - MAINTENANCE meter to appliance including all stop firing; Fan will go into a post WARNING!!! pipes and fittings and appliance purge, then shuts off; Never store connection. Use liquid soap solution 2.- Control Safety Shutdown test: with combustible materials, gasoline for all gas testing.
16 - MAINTENANCE 16.1.9 - Flame inspection 16.1.12 - Check appliance 16.1.14 - Check vent piping 1.- Inspect flame through sigh glass; area 1.- Visually inspect the vent outlet 2.- If the flame is unsatisfactory at termination to be sure it is WARNING!!! either high fire or low fire, clean the unobstructed.
16 - MAINTENANCE 16.2 - Removing the 16.1.18 - Shut appliance 16.1.20 - Reset button down (low water cutoff) casing 1.- Follow “To Turn Off Gas to Testing the low water cut-off shuts the In order to remove the casing, follow Appliance”...
16 - MAINTENANCE 16.3 - Cleaning the burner and primary heat 020009.01.012 exchanger, flue gas side Burner and primary heat exchanger must be checked every year and cleaned if ther’is presence of debris or products of the combustion. To correctly clean the burner and the flue gas side of the heat exchanger follow the steps below: WARNING!!! Before proceeding to...
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16 - MAINTENANCE next step, carefully wash only the inside of the combustion chamber “H” of Figure 16-7, and do not get water on the outside of the combustion chamber opening. Failure to comply with this warning can cause extensive property damage, severe personal injury or death! 16.- Using only water, wash the inside of the combustion chamber, detail “H”...
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16 - MAINTENANCE 020009.01.011 Figure 16-7 - Remove the fan burner assembly GASKET 020009.01.032 HEAT EXCHANGER DOOR CAUTION!!! If gasket is damaged DO NOT reuse, the heat exchanger door must be replaced. NOTICE ! Gasket is intended for sealing combustion. If damaged DO NOT reuse, the heat exchanger door must be replaced.
16 - MAINTENANCE 16.3.1 - Thermal insulations Thermal insulations must be checked every year and replaced if they are cracked or damaged. See Figures below where the thermal insulations (items “C” and “E” are showned A = Fixing screw already disassembled from heat B = Washer exchanger.
16 - MAINTENANCE 16.4 - Correct positioning of the ignition and flame detection electrodes For the appliance to work properly the electrodes must be positioned as shown in Figure 16-8: NOTICE! To insure correct functioning of appliance the distances listed above shall be verified very carefully also using a hand caliper.
16 - MAINTENANCE 16.6 - Condensate trap and neutralizing box maintenance and cleaning The condensate trap and neutralizing box must be checked every year and cleaned if required. Follow the steps below to properly inspect, recharge or substitute condensate neutralizing box and media: Monitor the level of the neutralization media in the box periodically.
16 - MAINTENANCE 16.7 - Connection of the display to other burners On multi-burner unit models 399 up to 1000, display of Figure 15-1, is always connected directly to “Burner 1 (Master)”. All parameters read in the display (see Sections 15.10, 15.11 and 20), addressed to “Burner Burner 2 1 (Master)”...
16 - MAINTENANCE 16.8 - How to move 5.- Remove the Burner 1 14.- Gain access to the Factory menu, (Master) control board from by following Section 20 and set all a control board the appliance; parameters by following column 6.- Following step 3 to 5 above “Burner 1 (Master)”...
16 - MAINTENANCE 16.9 - Draining the water from the appliance To drain the water from the unit, follow the steps below: 1.- Set the control temperature to the maximum and wait for all icons relative to the burners (items “L” of Figure 15-1) to light.
16 - MAINTENANCE 16.10 - Water and flue temperature sensor The appliance has a number of sensors that measure temperature. The electrical resistance between the sensor wires must correspond with the values shown in Figure 16- Figure 16-15 - Water and flue temperature sensors’ curve...
16 - MAINTENANCE 16.11 - Replace water flow sensor’s o-rings In some geographic area there could be aggressive water that could damage the water flow sensor’s o-rings causing leaks. To prevent damages caused by this leak, it is suggested to replace the water flow sensor’s o-rings every two years.
16 - MAINTENANCE 16.12 - 199 model wiring diagram For the legend see Section 16.13. WARNING!!! Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation! Verify proper operation after servicing. Failure to comply with this warning can cause extensive property damage, severe personal injury or death!
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16 - MAINTENANCE ATTENTION!!! Au moment de l’entretien des commandes, étiquetez tous les fils avant de les débrancher. Des erreurs de câblage peuvent entraîner un fonctionnement inadéquat et dangereux. S’assurer que l’appareil fonctionne adéquatement une fois l’entretien est terminé.
16 - MAINTENANCE 16.13 - 399 to 1000 WARNING!!! Label all wires prior to disconnection when servicing models wiring controls. Wiring errors can cause improper and dangerous operation! Verify proper operation after servicing Failure to comply with this warning can diagram cause extensive property damage, severe personal injury or death!
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16 - MAINTENANCE ATTENTION!!! Au moment de l’entretien des commandes, étiquetez tous les fils avant de les débrancher. Des erreurs de câblage peuvent entraîner un fonctionnement inadéquat et dangereux. S’assurer que l’appareil fonctionne adéquatement une fois l’entretien est terminé. Continue...
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16 - MAINTENANCE Legend to electrical schemes: 6 - High limit supply temperature switch 7 - Supply temperature sensor 9 - Flue gas temperature sensor 10 - High limit flue gas temperature fuse 11 - Control board Fuse - F1 5x20 3A 13 - Ignition electrodes 14 - Spark generator 15 - Return temperature sensor...
17 - TECHNICAL DATA Appliance MODEL Category of discharge chimney II and IV Maximum heat input Btu/hr 199,500 Minimum heat input Btu/hr 50,000 Turndown ratio Number of burners Gas flow rate (Natural gas) ft3/hr 199.5 Gas flow rate (LP gas) ft3/hr Min / Max gas pressure (Nat.
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17 - TECHNICAL DATA 1000 II and IV II and IV II and IV II and IV 399,000 500,000 750,000 999,000 50,000 50,000 50,000 50,000 10:1 15:1 20:1 3 / 13 3 / 13 3 / 13 3 / 13 68 / 180 68 / 180 68 / 180...
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18 - SPARE PARTS Spare parts for models: WARNING!!! Only use the appliance in combinations and with the spare parts listed in this manual. Failure to do so can cause severe personal injury or death.
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18 - SPARE PARTS INSTALLER' INSTRUCTION 020010.03.012...
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18 - SPARE PARTS 399 to 500 Spare parts for models: WARNING!!! Only use the appliance in combinations and with the spare parts listed in this manual. Failure to do so can cause severe personal injury or death.
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18 - SPARE PARTS 399 to 500 INSTALLER' INSTRUCTION 020010.03.010...
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18 - SPARE PARTS 399 to 500 020010.03.002...
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18 - SPARE PARTS 399 to 500 020010.03.004...
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18 - SPARE PARTS 750 to 1000 Spare parts for models: 1000 WARNING!!! Only use the appliance in the combinations and with the spare parts listed in this manual. Failure to do so can cause severe personal injury or death.
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18 - SPARE PARTS 750 and 1000 INSTALLER'S INSTRUCTIONS 020009.03.003...
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18 - SPARE PARTS 750 and 1000 020009.03.004...
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18 - SPARE PARTS 750 and 1000 020010.03.003...
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18 - SPARE PARTS 750 and 1000 DESCRIPTION MOD. DESCRIPTION MOD. ALL MODELS WITH MOTORIZED VALVE 1000 ALL MODELS WITHOUT MOTORIZED VALVE CODE DESCRIPTION 63505025 10 SCREW KIT 6X14 GALVANISED 63504016 6" COMPLETE AIR INLET CONNECTION - REPLACEMENT 63505053 BLACK UPPER COVER - REPLACEMENT 63505065 GREY UPPER COVER - REPLACEMENT 60404391...
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18 - SPARE PARTS 750 and 1000 CODE DESCRIPTION 62607201 AIR VENT VALVE KIT 63502018 BRASS REDUCTION 3/4M-3/8F - REPLACEMENT 63502019 SPHERE VALVE 3/4P - REPLACEMENT 63505041 10 SPRING KIT FOR 3/4” RING NUT 63505078 SENSOR TRAP - REPLACEMENT 62654037 COLLECTOR 2P 1/2 NPT INOX INSULATED 63502010 THERMOMANOM.
19 - READ OUT FLOW CHART Gain access to installers’ Changing menu (see Section of the 15.11) parameters’ value Gain access to users’ menu (see Section 15.10) Parameters shown during Installers’ normal operations menu (See Section parameters 15.12) (see Section 15.11) User’s menu parameters...
20 - FACTORY MENU The appliance’s micro-processor WARNING!!! makes this menu of parameters Changing available to the qualified technician for these parameters could cause the setting of the appliance. the appliance and the system To enter this menu operate as follow: to malfunction.
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20 - FACTORY MENU Ref. Parameter’s description Range Factory Single burner Burner 1 (Master) Burner 2 to 4 Column for settings (mod. 199 ) (mod. 399, 500, 750 (mod. 399, 500, custom. and 1000 750 and 1000 values 3001 Burner logic address 0 = No cascade, 1 = Burner 1 (Master), 2 to 4...
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20 - FACTORY MENU 3022 Minimum water 0 to 74 PSI pressure 3035 Minimum water flow 0 to 26.4 GPM 399 = 11 399 = 11 500 = 12 500 = 12 199 = 11 750 = 12 750 = 12 1000 = 12 1000 = 12 3050...
22 - START UP CHECK LIST IDENTIFICATION DATA Print name of start-up technician ...................., date ..........Installer Name ......................Company ....................Phone number ..............Heater’s serial number ..................Model ............Street ....................City .......... State ..........Zip ......... Site altitude above see level ......ft DOCUMENTATION Is the installation manual present at site? Are all manual information well understood by the heater owner?
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Manufacturer will repair or replace, at its option, that part of the Product which is shown to be defective. All other RBI supplied Boiler/Water Heater parts are warranted against defects in material and workmanship for one (1) year from date of installation or 18 months from date of shipment from RBI.
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