Bosch Appliances ESVVT, GWH 2700 ES LP, GWH 2700 ES NG manual Appliance details, Features

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Appliance details

Warning: The anti freeze kit is designed to provide protection for the water heater down to approximately 5°F for short term conditions only. It will not protect the appliance in areas where the temperature is routinely expected to be below freezing.

B The anti freeze kit will not protect plumbing outside the appliance from freezing. Precautions should be taken.

BAlways drain the water heater if it will be exposed to long term freezing conditions. See Section 6.2 Winterizing for seasonal use.

Warning: If a relief valve discharges periodically, this may be due to thermal expansion in a closed water supply system. Contact the water supplier or local plumbing inspector on how to correct this situation. Do not plug the relief valve.

FCC:

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 operation.

D A N G E R

HOT

BURN

Water￿temperature￿over￿125°F￿can cause￿severe￿burns￿instantly￿or death￿from￿scalds.

Children,￿disabled￿and￿elderly￿are at￿highest￿risk￿of￿being￿scalded.

See￿instruction￿manual￿before setting￿temperature￿at￿water heater.

Feel￿water￿before￿bathing￿or showering.

6720608643-16.1AL

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2Appliance details

2.1Features

Parts

Key Pad interface control

High power pre-mix compact burner with low NOx emissions

Modulating Gas Valve with constant gas:air ratio control

Modulating water valve for improved comfort and temperature control.

High quality materials for long working life

Copper heat exchanger

High efficiency Ceramat Burner

Compact space saver: mounts on a wall with a supplied 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)

Failure codes for easy diagnostics and repair

Easily removable one-piece cover

Built in freeze prevention.

Note: The freeze prevention is designed to provide protection for the water heater down to approximately 5°F for short term conditions only. It will not protect the appliance in areas where the temperature is routinely expected to be below freezing.

-The freeze prevention will not protect plumbing outside the appliance from freezing. Precautions should be taken.

Accessories (Bosch part #)

Optional wireless remote control accessory to operate with the appliance (TSTAT2)

Cascading kit (TLINK)

Outdoor kit (AQOK)

Gas conversion kit (8719002176)

Vertical vent kit (ESVVT)

Horizontal vent kit (AQ3ES1))

Stainless steel bird screen (L2594) (fits into a 3” PCV fitting - Intake vent).

BOSCH is constantly improving its

iproducts, therefore specifications are subject to change without prior notice.

1)AQ3 vent kit is compatible with this appliance but requires the purchase of an additional 12" piece of straight pipe to meet minimum vent length requirements. The aluminum flex piping included with this kit is not per- missible for use with this appliance.

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Contents Intended for variable flow applications What to do if you smell gasIndex For your safety Features Appliance detailsSpecifications Technical data Unpacking the heater To remove combustion cover service onlyGWH 2700 ES is not approved or designed for General rules to follow for safe operation VentingDimensions and Minimum installation clearances DimensionsInstallation instructions Tools required for installationIntroduction VentingVenting Specifications Installation instructions Horizontal venting systems onlyFittings or Piping Equivalent Feet Installation instructions Condensate drain requirements Twin pipe termination clearancesMinimum combustion air and exhaust pipe length Maximum combustion air and exhaust pipe lengthCanadian installations1 Installations2 Canadian installations1 Horizontal twin pipe penetration Vertical venting installation twin pipe penetra- tion Vent connectionsInstallation instructions Condensate drain installation Venting Flex ProTech Heat FabTotal equivalent vent length calculation ExhaustIntake ExampleAdjusting maximum power fan speed P1 Adjusting minimum power fan speed P2Level Vent length1 Speed P2 Installation instructions Combustion air requirements Twin pipe and Concentric pipeHeater placement and clearances Proper location for installing your heaterMounting installation Gas piping & connections GAS Line Sizing For Natural GAS Water connections Water qualityDomestic hot water recirculation GWHConnecting manometer Measuring gas pressureStatic Pressure Test Operating Pressure TestElectrical connections Electrical power supplyPosition of the fuses in control unit Operation instructions LCD Display functionsPower For your safety read before operating your water heaterTemperature selection Use of optional remote control Accessory part no. TSTAT2 Reset buttonOperation Program buttonMaintenance and service Annual maintenance table Every yearAnnual maintenance Winterizing for seasonal useDescaling using a pump Adjusting CO2 carbon dioxideMineral scale build-up Measuring CO2 combustion cover must be installed Adjusting CO2Returning to Service Once Gas Pressure is adequateFinal Readings % 3.0 % 60 ppmProgram values Program Description Factory DefaultComment Control board diagnostics Diagnostic menuTroubleshooting TroubleshootingWater is too hot Water is not hot enoughLow water flow/pressure Hot water temperature fluctuates at tapNoisy burner/heater during operation Lack of adequate gas pressure. Inadequate gas Problem solving Error code diagnosticsProblem solving Display Cause Solution Venting may cause this failureOver-temperature detected by No flame ionization detected with Electrical diagram Electrical diagramSensor resistance charts Back Flow characteristics GWH 2700 ES Functional scheme Functional schemeInterior components diagram and parts list Interior components diagram and parts listInterior components Appliance overview Group Components diagramDescription Reference Interior components diagram and parts list Group 1211 6720608158-73.1AL Interior components diagram and parts list Group 708 300 Protecting the environment Protecting the environmentPacking ComponentsLimited Warranty Limited Warranty 6720608542