Bosch 2400 EO NG Specifications

MODEL 2400 EO - OUTDOOR MODELFor exterior use onlyElectronic Ignition and built in Freeze protectionSuitable for heating potable water only Not approv

6 720 608 25710Appliance details2.8 Gas piping & connections Before connecting the gas supply, check the ratingplate on the right side of the heat

6 720 608 257Appliance details11FOR NATURAL GASMaximum Capacity of pipe in Cubic Feet of Gas per Hour for Gas Pressure of 0.5 Psig or less and a Press

6 720 608 25712Appliance details2.9 Measuring gas pressure2.9.1 Connecting ManometerB Shut off gas.B Remove front cover and locate inlet gas pressurem

6 720 608 257Appliance details132.10 Water connections When facing the heater, the ¾” cold water inlet is on the bottom right and the hot water outlet

6 720 608 25714Appliance details2.11 Electrical connectionsThe 2400 EO requires an electrical power supply froma 120VAC 60Hz circuit and must be prope

6 720 608 257Appliance details152.13 For your safety read beforeoperating your water heaterA. This appliance is equipped with electronic ignition forl

6 720 608 25716Operation instructions3 Operation instructionsFig. 191 On/Off switch2 Reset button3 Program button4 Increasing temperature button5 Decr

6 720 608 257Operation instructions17Setting the water temperatureThe desired temperature of the hot water can be adjusted on the front control panel

6 720 608 25718Operation instructions3.3 Use of remote control accessoryFig. 23 Remote controlThe wireless remote control accessory and thetemperature

6 720 608 257Maintenance and service194 Maintenance and serviceThe unit should be checked once a year by a gastechnician. If repairs are needed, the r

6 720 608 2572IndexIndex1 Warning 22 Appliance details 42.1 Features 42.2 2400 EO Specifications (Technical data) 42.3 Dimensions and Minimum instal

6 720 608 25720TroubleshootingTest by following 4th bullet under BURNERS DONOT IGNITE WHEN HOT WATER IS TURNED ON.LOW WATER FLOW/PRESSURE• Too many ho

6 720 608 257Troubleshooting21Display Cause SolutionE9 Temperature limiter opened circuit (overheat). Trips at 220F (104C).Check connections. *Check h

6 720 608 25722Electrical diagram6 Electrical diagramFig. 29 Electrical scheme1 Intlet water temperature sensor2 Ionization sensor3 Water flow sensor4

6 720 608 2572400 EO Functional scheme237 2400 EO Functional schemeFig. 31 Functional scheme

6 720 608 25724Interior components diagram and parts list8 Interior components diagram and parts list8.1 Interior componentsFig. 32 Components1 Cover2

6 720 608 257Interior components diagram and parts list258.2 Components diagramFig. 34 Components Diagram4376720607440-08.4 JF134555267889101012137141

6 720 608 25726Interior components diagram and parts list8.3 Parts listItem Description Reference1 Front cover 8 705 421 9152 Shield 8 705 506 7533 He

6 720 608 257Special adjustment for measuring and adjusting CO2 levels279 Special adjustment for measuring and adjusting CO2 levelsThe CO2 can only be

6 720 608 25728Special adjustment for measuring and adjusting CO2 levelsD. Returning to Service:1. Return slotted cover to original position.2. Reinst

6 720 608 257Protecting the environment2910 Protecting the environment PackingThe packing box may be fully recycled as confirmed bythe recycling symbo

6 720 608 257Warning3What to do if you smell gas• Close gas valve.• Do not try to light any appliance.• Do not touch any electrical switch; do not use

6 720 608 25730Twelve Year Limited Warranty11 Twelve Year Limited WarrantyGeneralAquastar water heaters are warranted by theManufacturer (BOSCH) throu

6 720 608 257Twelve Year Limited Warranty31

Recycled paper © 2006 BBT NORTH AMERICA, Waitsfield, VT all rights reservedReplacement Parts available from:VULCANO Termodomésticos S.A.Estrada de Cac

6 720 608 2574Appliance details2 Appliance details2.1 FeaturesParts• Touch Pad interface control• High power pre-mix compact burner with low NOxemissi

6 720 608 257Appliance details5Combustion•NOx ≤ 55 ppm•CO ≤ 250 ppm.Dimensions• Depth (in): 8 ½” (220 mm)• Width (in): 15 ¾” (400 mm)• Height (in): 26

6 720 608 2576Appliance details2.3 Dimensions and Minimum installation clearancesFig. 3 Dimensions1 Cover2 On/Off switch3 Reset button4 LCD display5 P

6 720 608 257Appliance details72.4 General rules to follow for safeoperationB 1. You should follow these instructions when youinstall your heater. In

6 720 608 2578Appliance details2.6 Heater Placement and ClearancesThe 2400 EO is design certified for installation directlyon a combustible wall. (see

6 720 608 257Appliance details9B After inspection, replace front cover and tightenscrews, then replace plastic decal shields.B Fix the top vent cap on