Bosch 940 ES Installation Manual

Also see for 830ES: Technical service bulletin Technical service bulletin Technical service bulletin Applications manual Installation manual

6 720 644 9304Appliance detailsFCC:This device complies with Part 15 of the FCC rules.Operation is subject to the following two conditions: (1)This device may not cause harmful interference, and (2)this device must accept any interference received,including interference that may cause undesired opera-tion.Fig. 12 Appliance details2.1 FeaturesParts• Key Pad interface control• High power pre-mix compact burner with low NOxemissions• Modulating Gas Valve with constant gas:air ratiocontrol• Modulating water valve for improved comfort andtemperature control.High quality materials for long working life• Copper heat exchanger• High efficiency Ceramat Burner• Compact space saver: mounts on a wall with asupplied bracket.Features• Real-time diagnostics for troubleshooting/informational purposes• LCD Display with backlight• On/Off and Temperature control switches• Reset button• Program button (Selectable temperature default)Warning: If a relief valve dischargesperiodically, this may be due to thermalexpansion in a closed water supplysystem. Contact the water supplier orlocal plumbing inspector on how tocorrect this situation. Do not plug therelief valve.Warning: If the water heater is used ina space heating application, all pipingand components connected to thewater heater must be suitable for usewith potable water.Warning: Toxic chemicals, such asthose used for boiler treatment, shall notbe introduced into the potable waterused for space heating.Warning: A water heater which will beused to supply potable water shall notbe connected to any heating system orcomponent(s) previously used with anonpotable water heating appliance.Warning: Installation in mobile homesshall conform to Title 24 CFR, Part3280 and/or CAN/CSA Z240 MH Se-ries, Mobile Homes.HOTBURND A N G E RWater temperature over 125°F cancause severe burns instantly ordeath from scalds.Children, disabled and elderly areat highest risk of being scalded.See instruction manual beforesetting temperature at waterheater.Feel water before bathing orshowering.6720608643-16.1AL