Operating Instructions CONDENSING GAS WATER HEATER Owner’s Guide Model BC3200RA BC3200RA5 WARNING If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or death. - Do not store or use petrol or other flammable vapours and liquids in the vicinity of this or any other appliance. - WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building.
Operating Instructions Important Safety Information To prevent damage to property and injury to the user, the icons shown below will be used to warn of varying levels of danger. Every indication is critical to the safe operation of the water heater and must be understood and observed. Potential dangers from accidents during installation and use are divided into the following four categories. Closely observe these warnings; they are critical to your safety.
Operating Instructions (Continued) Prohibited Do not use the water heater if the exhaust pipe is displaced, has holes, is clogged or is corroded. Be sure to do. Do not allow anyone to change the water temperature while hot water is being used. Prohibited After the water heater has been out of use for a long time or after replacing the neutralizer with a new unit, make sure that you fill the neutralizer unit with water. This is to prevent dangerous exhaust gases from entering the building.
Operating Instructions Important Safety Information (Continued) Prohibited Do not place the exhaust vent terminal in an indoor environment by means of adding walls and ceiling (Do not enclose using corrugated sheets, etc.) Be sure to do. Leave the proper clearance between the water heater and nearby objects (trees, timber, boxes with flammable materials etc.). [When installing outdoors] Upper: Min. 30cm Exhaust vent terminal Left side: Min. 15cm Right side: Min. 15cm Front: Sug.
Operating Instructions (Continued) Prohibited Prohibited Prohibited If this unit will be installed in a beauty salon or other location where hair spray or aerosols will be used, locate the unit in a separate area that is supplied with fresh air from outdoors. Do not use hair spray or spray detergent in the vicinity of the heater. Do not touch the power cord with wet hands. Don’t touch with a wet hand. Be sure to do. Do not allow small children to play unsupervised in the bathroom.
Operating Instructions Important Safety Information CAUTION Do not drink water that has been inside the unit for an extended period of time. Do not drink the first use of hot water from the unit in the morning. Do not disassemble the remote controller. Do not use petrol, oil or fat detergents to clean the remote controller. This may cause deformation. Clean the filter on the water inlet as frequently as required by the quality of your local water. Keep the area around the unit clean.
Operating Instructions Contents Important Safety Information ....................................................................... 2 Contents ........................................................................................................ 7 Overview of Condensing Continuous Flow Gas Water Heater ................. 8 General Parts Main Unit ....................................................................................................
Operating Instructions Overview of Condensing Continuous Flow Gas Water Heater This water heater is a high efficiency, fully condensing appliance. Unlike a traditional continuous flow water heater, a condensing type captures heat from the exhaust gas and uses it to preheat the incoming cold water as it passes through the secondary heat exchanger as illustrated below.
Operating Instructions General Parts Main Unit Exhaust vent pipe Front Cover Burner On Indicator Lit during combustion. Blinks to indicate a problem. ( P35) Air inlet Water Drain Valve (with Water Filter) (Inside Water Inlet) ( P31) Water Supply Valve Gas Supply Valve Drain Pipe Discharges the condensate. · The above illustration shows an example of installation. The exact installation configuration may be slightly different.
Operating Instructions Names and Functions of Controllers Main Remote Controller (RCM3211) Power On/Off Button For turning the heater on and off. Display ( This page) Set Button For other settings. Speaker Selection Button • Used to adjust the temperature. ( P14) • Used for other settings. • Details are memorized upon adjustment or setting. Display The illustration below shows the remote controller display. What is actually displayed depends on how the water heater is set.
Operating Instructions Waterproof Sub Remote Controller (RCS3211) Power On/Off Button Priority Burner on For turning the heater on and off. Temperature setting Button Display ( Used to adjust the temperature. ( P22) This page) Display The illustration below shows the remote controller display. What is actually displayed depends on how the water heater is set. Priority Indicator When this indicator is lit, the hot water temperature can be set.
Operating Instructions Initial Operation Before the first use of your water heater, make the following preparations. Follow steps 1 1 through 4. Open the water supply valve. OPEN CLOSED On this Display 2 Operation Open a hot water fixture to confirm that water is available, and then close the fixture again. Hot water fixture 12 3 Open the gas supply valve. 4 Turn on the power.
Operating Instructions When using RCM3211 Running Hot Water On this Display 1 Operation Press the Description * The ON/OFF is lit. ON/OFF button to turn it “On”. 2 Check Previous set temperature (Eg.: 40°C) WARNING Turn on hot water. * This is lit during combustion. Here (Display example) Whenever using the hot water, such as when using the shower, check the temperature shown on the remote controller first, and then test the hot water temperature by hand.
Operating Instructions When using RCM3211 Setting Hot Water Temperature On this Display 1 Operation Press the Description * The ON/OFF is lit. ON/OFF button to turn it “On”. 2 Use the Here (Eg.: 40°C) WARNING buttons to adjust the temperature. When the user is taking the shower, it will be dangerous if someone else presses the sub remote controller to change the temperature or to turn off the power switch. This is to prevent scalding if the temperature rises.
Operating Instructions Approximate hot water conditions On this Display Operation Description 37 38 39 40 41 42 43 44 45 46 47 48 50 55 60 65 70 75 80 Set the maximum temperature to suit your own preference. ( Washing dishes, etc. Shower, hot water supply, etc. Hot water supply, etc. P18 and 19) High temperature • Hot water temperatures are approximations, and may differ from actual temperatures depending on external factors, such as the season and length of piping involved.
Operating Instructions When using RCM3211 Filling Up the Bath On this Display Preparation Operation Description Insert the bathplug into the plughole. 1 Press the ON/OFF * The ON/OFF is lit. button to turn it “On”. 2 Check (Display example) 3 * Please set to the required temperature when using thermostat controlled water mixing valves. the highest temperature When the bath is full, turn off the taps. WARNING To prevent scalding. 16 Turn on hot water.
Operating Instructions When using RCM3211 Clock Adjustment On this Display 1 Operation Press the Description * The ON/OFF is lit. ON/OFF button to turn it “On”. 2 Press the SET (Eg.: 40°C) 3 button to change the display until “time set” is shown. Use the buttons to adjust the clock. < Completion of setting > (Eg.: AM 10:15) * The time changes in 1-minute increments with each press on the button, and then in 10-minute increments if the button is kept pressed down.
Operating Instructions When using RCM3211 Other Setting Options On this Display Switching scroll display Scroll display ( P10) can be switched “yes” or “no”. Draining the unit This is set to drain the unit. ( On this Display Operation Description [Draining the unit] [Maximum temperature setting] 1 2 [Scroll display] 3 yes ( ( P10) ( 80°C yes Condition is suitable for draining the unit. ( P27) P15) 75°C (in 5°C increments) - Scroll display is turned on.
Operating Instructions Modification of the maximum temperature setting The maximum temperature setting can be modified. On this Display On this Display Operation Operation Description q Press the ON/OFF button to “OFF”. w Press the SET button to show the settings screen. Press the SET button * This may not be displayed depending on the installation conditions. to select the setting to be Power is switched “Off” again. modified. (Setting changes each time the button is pressed.
Operating Instructions When using RCM3211 Confirmation Beeper On/Off The remote controller will emit a sound when any button is pushed. This sound can be muted if it is desired. * Initial factory setting is with sound. Operation 1 20 Press the ON/OFF Description button for about five seconds. < Completion of setting > * Setting is possible regardless of whether the power switch is ON/OFF.
Operating Instructions When using RCS3211 Running Hot Water Priority Burner on On this Display 1 Priority Burner on Operation Press the Description * Hot water supply temperature is displayed. button to turn it “On”. 2 Check Priority Burner on Previous set temperature (Eg.: 40°C) WARNING Turn on hot water. * This is lit during combustion.
Operating Instructions When using RCS3211 Setting Hot Water Temperature Priority Burner on On this Display 1 Operation Press the Priority Burner on Description * Hot water supply temperature is displayed. button to turn it “On”. 2 Priority Burner on (Eg.: 40°C) WARNING Use the buttons to adjust the temperature. While the shower is being used, no one other than the user should change the temperature, the power switch must not be turned “off”, when using sub remote controller.
Operating Instructions Approximate hot water conditions 37 38 39 40 41 42 43 44 45 46 47 48 50 55 60 65 70 75 80 Upper limit (maximum temperature) for temperature adjustment can be set using the remote controller RCM3211. Washing dishes, etc. Shower, hot water supply, etc. Hot water supply, etc. P18 and 19 High temperature • Hot water temperatures are approximations, and may differ from actual temperatures depending on external factors, such as the season and length of piping involved.
Operating Instructions When using RCS3211 Confirmation Beeper On/Off The remote controller will emit a sound when any button is pushed. This sound can be muted if it is desired. * Initial factory setting is with sound. Priority Burner on Operation 1 Press the button for about five seconds. < Completion of setting > 24 Description * Setting is possible regardless of whether the power switch is ON/OFF.
Operating Instructions No remote controller Running Hot Water The water temperature will be set at 55°C (BC3200RA5 will be set at 50°C). Whenever using hot water, such as when using the shower, first test the hot water temperature by hand. WARNING To prevent scalding. Operation 1 2 3 Description Turn on hot water. Temperature adjustment for hot water supply Turn off the hot water tap after use. Contact your installer if you wish to change the temperature.
Operating Instructions Preventing Damage from Freezing The heater and piping can be damaged if cold temperatures cause water to freeze inside the unit. The damage can be prevented using following method: Normal cold [outside temperatures between 0°C - 10°C with no wind] At these temperatures, the units have freeze prevention heaters that will prevent freezing. * Do not disconnect the power. The freeze prevention heaters will not work if the power is disconnected.
Operating Instructions When Unused for an Extended Period If the water heater will not be used for a long period of time, drain the water. Whenever the unit is checked, maintained, or drained, the power switch must be turned “Off”, and it must be allowed to cool down first. CAUTION To prevent scalding. The water within the appliance is still very hot , for a short period after use. Preparation A bucket for draining water. Drainage using the remote controller RCM3211 1 Follow the procedure on Pgs.
Operating Instructions When Unused for an Extended Period If the water heater will not be used for a long period of time, Drain the water-2. Position of the drain plugs 5 positions * The shapes of the drain plugs are as on the right. * The drain plugs may not be clearly visible as they are partially hidden behind the pipe insulation. * Water may not drain out fully even though the drain plugs are loosened, depending on the pipe arrangement. In this case, fully remove the drain plugs.
Operating Instructions Regular Maintenance CAUTION Whenever the unit is checked, maintained, or drained, the power switch must be turned “Off”, and it must be allowed to cool down first. To prevent scalding. The water within the unit is still very hot within a short period of time after use. Inspection (to be performed periodically) Make sure that no combustible material (such as paper, washing, benzene, spray can) is placed on or near the unit or exhaust vent and flue terminal.
Operating Instructions Regular Maintenance Cleaning (to be performed periodically) Main Unit • For soiling on the unit exterior, wipe with a wet cloth and dry thoroughly. For stubborn dirt, use neutral detergent. • If the unit is installed in a seaside area and is subject to sea breezes, the main unit and connecting pipes may rust. Rust inside the appliance will affect adversely its operation,so a check-up is recommended.
Operating Instructions Cleaning filter of the drain plug If the water drain valve (with water filter) is covered with debris, the hot water may not run smoothly, or the unit may put out cold water. Check and clean the filter as explained below. • To avoid burns, wait until the equipment cools down before draining the water. The appliance will remain hot after it is turned off. • Drain water into a bucket. 1. Close the water supply valve. Filter O-ring 2. Open all hot water tap. hot water tap 3.
Operating Instructions Troubleshooting Problems concerning temperature 32 No hot water is supplied even though the hot water tap is turned on (open). • • • • No hot (or cold) water is supplied even though the hot water tap is turned on (open). • Has the water supply been shut down? No hot water is supplied at the set temperature. • Is the hot water supply tap fully opened? The warm water is too hot.
Operating Instructions Problems concerning volume of hot water The volume of hot water discharged from the hot water tap varies • When using hot water, the volume discharged may decrease when hot water is used somewhere else. Also depending on the pressure of the water line and the piping conditions, the volume of hot water discharged may drastically decrease or even stop. In this, the volume of hot water discharged will become stable again after waiting some time.
Operating Instructions Troubleshooting Problems concerning sound Even after use has finished, • The sound is from the unit operating for fast ignition and quicker the whirring of a fan can be stabilization of water temperature during reuse. heard for a while. Whenever the power switch is turned “On” or “Off”, a hot water tap is opened or closed, or after the unit is used, the sound of a motor spinning may be heard.
Operating Instructions Please check the failure display on the remote controller or the combustion lamp on the main body. [Remote controller] In the event of a failure, the cause is notified by a blinking failure display. Please resolve the problem in accordance with the table below. Failure display blinks (This display is an example.) (if using RCM3211) (if using RCS3211) Display Description Remedy *(F) 11 Ignition failure Check whether the gas supply is off.
Operating Instructions Follow-up Service Requesting Service First follow the instructions in the troubleshooting section ( P32 to P35). If the error is not corrected, contact Bosch Service Department at 1300-30-70-37. We will need to know: The Model ................ BC3200RA or BC3200RA5 (Check the rating plate) Date of purchase ..... (see the warranty) Details of problem ... (flashing error codes, etc.
Operating Instructions Specifications • Specifications may be changed without prior notice. • The capacity may differ slightly, depending on the water pressure, water supply, piping conditions, and water temperature.
Operating Instructions WATER QUALITY All Bosch water heating appliances are constructed from high quality materials and components and all are certified for compliance with relevant parts of Australian and New Zealand gas, electrical and water standards. Whilst Bosch water heaters are warranted against defects, the warranty is conditional upon correct installation and use, in accordance with detailed instructions provided with the heater.
Operating Instructions Robert Bosch (Australia) Pty Ltd (Bosch) Manufacturer’s Warranty (Applicable for purchases from 1 January 2012) All Bosch hot water units are carefully checked, tested and subject to stringent quality controls. 1. Warranty Bosch offers, at its option, to repair or exchange this Bosch hot water unit or the relevant part listed in clause 2 below at no charge, if it becomes faulty or defective in manufacture or materials during the warranty period also stated in clause 2.
Operating Instructions (e) This warranty is not transferable and is only offered to the original purchaser of the hot water unit. (f) No employee or agent of Bosch is authorised to amend the terms of this warranty. (g) This warranty only applies to Bosch hot water units purchased from an authorised reseller and installed in Australia or New Zealand. (h) To the extent that any condition or warranty implied by law is excludable, such condition or warranty is excluded. 5.
