Bosch Appliances GWH 2700 ES LP, ESVVT manual Components diagram, Group, Description Reference

Page 51

Interior components diagram and parts list

12.2 Components diagram

12.2.1 Group 1

3

2

5

6

7

4

1

9

15

8

9

11

16

9

12

13 15

10

9

17

14

6720902973.AA JF

Fig. 66

Components Diagram

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Item

Description

Reference

 

Item

 

Description

Reference

1

Front cover

8 705 431 286

 

10

 

Combustion cover clip

8 701 201 032

 

 

 

 

 

 

 

 

 

11

 

Grommet set

8 710 203 039

2

Cover shield

8 705 506 862

 

 

 

 

 

 

 

 

 

 

 

12

 

Exhaust accessory

8 705 504 162

3

Trade mark badge

8 701 103 140

 

 

 

 

 

 

13

 

Gasket exhaust

8 700 103 710

4

Cover screw

8 703 401 170

 

 

 

 

 

 

 

 

 

 

 

14

 

Inlet air cover

8 708 006 022

5

Combustion cover

8 700 506 300

 

 

 

 

 

 

 

 

 

 

 

15

 

Inlet air gasket

8 700 103 166

6

Combustion cover gasket

8 704 701 084

 

 

 

 

 

 

16

 

Inlet air accessory

8 705 504 116

7

Observation window

8 705 600 003

 

 

 

 

 

 

17

 

Mounting bracket

8 701 309 164

8

Holding bracket

8 708 104 103

 

 

 

 

 

 

 

 

 

 

 

Table 21

 

 

9

Screw

8 703 403 012

 

 

 

 

 

 

 

 

 

 

 

Table 21

6 720 608 542

51

Image 51
Contents What to do if you smell gas Intended for variable flow applicationsIndex For your safety Appliance details FeaturesSpecifications Technical data To remove combustion cover service only Unpacking the heaterGWH 2700 ES is not approved or designed for Venting General rules to follow for safe operationDimensions Dimensions and Minimum installation clearancesVenting Installation instructionsTools required for installation IntroductionInstallation instructions Horizontal venting systems only Venting SpecificationsFittings or Piping Equivalent Feet Maximum combustion air and exhaust pipe length Installation instructions Condensate drain requirementsTwin pipe termination clearances Minimum combustion air and exhaust pipe lengthCanadian installations1 Installations2 Canadian installations1 Horizontal twin pipe penetration Vent connections Vertical venting installation twin pipe penetra- tionVenting Flex ProTech Heat Fab Installation instructions Condensate drain installationExample Total equivalent vent length calculationExhaust IntakeAdjusting minimum power fan speed P2 Adjusting maximum power fan speed P1Level Vent length1 Speed P2 Installation instructions Twin pipe and Concentric pipe Combustion air requirementsProper location for installing your heater Heater placement and clearancesMounting installation Gas piping & connections GAS Line Sizing For Natural GAS Water quality Water connectionsGWH Domestic hot water recirculationOperating Pressure Test Connecting manometerMeasuring gas pressure Static Pressure TestElectrical power supply Electrical connectionsPosition of the fuses in control unit LCD Display functions Operation instructionsFor your safety read before operating your water heater PowerTemperature selection Program button Use of optional remote control Accessory part no. TSTAT2Reset button OperationWinterizing for seasonal use Maintenance and serviceAnnual maintenance table Every year Annual maintenanceAdjusting CO2 carbon dioxide Descaling using a pumpMineral scale build-up Once Gas Pressure is adequate Measuring CO2 combustion cover must be installedAdjusting CO2 Returning to Service% 3.0 % 60 ppm Final ReadingsProgram Description Factory Default Program valuesComment Diagnostic menu Control board diagnosticsWater is not hot enough TroubleshootingTroubleshooting Water is too hotHot water temperature fluctuates at tap Low water flow/pressureNoisy burner/heater during operation Lack of adequate gas pressure. Inadequate gas Error code diagnostics Problem solvingVenting may cause this failure Problem solving Display Cause SolutionOver-temperature detected by No flame ionization detected with Electrical diagram Electrical diagramSensor resistance charts Back Flow characteristics Functional scheme GWH 2700 ES Functional schemeInterior components diagram and parts list Interior components diagram and parts listInterior components Appliance overview Components diagram GroupDescription Reference Interior components diagram and parts list Group 1211 6720608158-73.1AL Interior components diagram and parts list Group 708 300 Components Protecting the environmentProtecting the environment PackingLimited Warranty Limited Warranty 6720608542