Bosch Appliances GWH 2400 ES LP, GWH 2400 ES NG manual Final Readings, 2.8 % 60 ppm

Page 30

Maintenance and service

 

 

CO2 range (%)

Max. CO

 

 

level

 

 

 

(measured)

 

 

 

 

 

 

Nat. Gas

 

max. input

P1

6.9 % - 7.5 %

< 250 ppm

min. input

P2

2.3 % - 2.6 %

< 60 ppm

 

 

LP Gas

 

max. input

P1

8.1 % - 8.7 %

< 250 ppm

min. input

P2

2.5 % - 2.8 %

< 60 ppm

* Values above are for climate controlled conditions. Inputs such as gas pressure, heating value of the gas, humidity and temperature of combustion air all impact CO and CO2 values. Changes in these inputs can result in different CO and CO2 values on the same appliance.

Table 14 CO2 & CO target numbers

Final Readings

P2 CO2 Reading:

P1 CO2 Reading:

%CO2

%CO2

Fig. 55 Adjusting P1 CO2 level

6720608158-38.1AL

Fig. 56 Adjusting P2 CO2 level

30

6 720 608 782

Page 29 Page 31
Image 30
Page 29 Page 31
Contents Intended for variable flow applications What to do if you smell gasIndex For your safety FCCFeatures GWH 2400 ES Specifications Technical dataAppliance details Unpacking the GWH 2400 ES heater To remove combustion cover service only General rules to follow for safe operationAppliance details To remove front cover Dimensions and Minimum installation clearances DimensionsIntroduction Installation instructionsTools required for installation VentingVent Safety System Fittings or Piping Equivalent FeetDescription Minimum distance Installation instructions Venting configuration examples Installation instructions Condensate drain requirements Room sealed installation Twin Pipe SystemVenting Flex ProTech Heat Fab Determining installation adjustment ExhaustInstallation instructions Vent connections Combustion air requirements Twin pipeProper location for installing your heater Heater placement and clearancesMounting installation Gas piping & connections GAS Connections For Natural GAS Water connections Water qualityRecirculation application Recirculation applicationMeasuring gas pressure Electrical power supply Electrical connectionsPosition of the fuses in control unit Operation instructions LCD Display functionsFor your safety read before operating your water heater PowerTemperature selection Operation Use of optional remote control accessory part no. TSTAT2Reset button Program buttonAnnual maintenance Maintenance and serviceAnnual maintenance table Every year Winterizing for seasonal useAdjusting CO2 carbon dioxide Descaling using a pumpMineral scale build-up Returning to Service Measuring CO2 combustion cover must be installedAdjusting CO2 Once Gas Pressure is adequateFinal Readings % 2.8 % 60 ppmProgram Description Factory Default Program valuesComment Control board diagnostics Diagnostic menuIntake Fan speed adjustmentTotal vent length calculation ExampleMaintenance and service To select fan speed Mode Pipe Length1 Fan speedWater is too hot TroubleshootingTroubleshooting Water is not hot enoughHot water temperature fluctuates at tap Low water flow/pressureNoisy burner/heater during operation Troubleshooting 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 2400 ES Functional scheme Functional schemeInterior components diagram and parts list Interior components diagram and parts listInterior components Appliance overview Description Reference Components diagramGroup Item DescriptionInterior components diagram and parts list Group Interior components diagram and parts list Group Interior components diagram and parts list Group Interior components diagram and parts list Group 708 300 Packing Protecting the environmentProtecting the environment ComponentsLimited Warranty Bosch Thermotechnology Corporation

GWH 2400 ES NG, GWH 2400 ES LP specifications

Bosch Appliances has established a reputation for delivering high-quality and innovative home solutions, and the Bosch GWH 2400 ES LP and GWH 2400 ES NG are no exceptions. These high-efficiency water heaters are designed to provide on-demand hot water, ensuring comfort and convenience for your home.

One of the standout features of the Bosch GWH 2400 ES LP (Liquid Propane) and GWH 2400 ES NG (Natural Gas) models is their compact, space-saving design. These tankless water heaters are engineered to fit in smaller spaces, making them an ideal choice for homes with limited installation areas. Despite their compact size, both models provides a powerful performance that meets the hot water needs for multiple fixtures simultaneously, such as showers, faucets, and washing machines.

These water heaters are equipped with advanced technology that enables precise temperature control. The Bosch GWH 2400 ES series utilizes a microprocessor-based control system that allows for consistent water heating, ensuring the water temperature remains stable even during high demand. The modulating gas valve further optimizes energy consumption, adjusting the flame intensity to meet the exact heating needs, thus enhancing efficiency.

In terms of safety, both the GWH 2400 ES LP and NG come with multiple safety features. These include a flame failure safeguard, overheating protection, and a built-in freeze protection system. Such features ensure both peace of mind and the longevity of the unit.

Installation is straightforward with these models, as they can be vented using standard venting materials, saving time and costs. Additionally, the units boast a low NOx emissions rating, making them environmentally friendly choices that help homeowners reduce their carbon footprint.

Maintenance is minimal, thanks to the corrosion-resistant heat exchanger which ensures durability and long service life under normal operating conditions. This factor, combined with Bosch’s renowned commitment to quality, makes these models a reliable investment for any household.

Whether you opt for the GWH 2400 ES LP or the GWH 2400 ES NG, you will experience the benefits of a powerful, efficient, and safe water heating solution tailored to your specific household needs. Bosch has truly combined technology, sustainability, and user comfort in these innovative models, solidifying their place as leaders in the home appliance market.
Top Page Image Contents