Bosch Appliances GWH 425 PN/HN4GWH 4254 Temperature and pressure, Relief valve, Sink, Drain pan

Page 19

Applications manual

19

 

 

3.1.1 Ariston mini tank

Simply tap into the cold water line and install the water heater directly at the sink. All models plug into a standard 120 volt outlet. Heater can be wall mounted, or sit on the floor.

hot

cold

hot

cold

Ariston Pro GL2.5 Ti

hot

Ariston Pro GL8 Ti

Ariston Pro GL4 Ti

cold

Symbols

 

 

Temperature and pressure

 

relief valve

 

Sink

 

Flow direction

 

Service valve

Drain pan

Note: This drawing is conceptual in nature and does not address all design, installation or safety considerations.

Additional safety and/or auxiliary equipment may be needed. This diagram is for reference use by officials, designers and licensed installers.

It is expected that installers have adequate knowledge of accepted industry practices for the equipment, procedures, and applications involved. Drawing is not to scale.

Drawing # POU1

CN rev 06/06

Bosch Water Heating

Applications manual 11.2007

Image 19
Contents Applications manual Table of Contents Introduction Rule of thumb sizing Sizing by ChartSizing tankless water heaters DefinitionsGas Appliance Sizing Chart Installation guidelines FeaturesGWH 715 ES Installation Specifications Applications manual GWH 715 ES Installation ClearancesGWH C 800 ES Installation Clearances GWH C 800 ES Installation SpecificationsGWH C 800 ES Technical Specifications GWH C 800 ES Outdoor Installation for GWH 715 ESDescription Min Distances GWH 450 ESR Installation Clearances GWH 345 ESR Installation SpecificationsGWH 345 ESR Technical Specifications GWH 450 ESR Technical Specifications GWH 450 ESR Installation SpecificationsGWH 425 EF Installation Clearances GWH 425 EF Installation SpecificationsGWH 425 EF Technical Specifications Establish a one-foot rise before any elbows GWH 425 HN Installation SpecificationsGWH 425 HN Installation Clearances GWH 425 HN Technical SpecificationsGWH 425 PN Installation Clearances GWH 425 PN Installation SpecificationsGWH 425 PN Technical Specifications GWH 260 PN Installation Specifications GWH 260 PN Installation ClearancesGWH 260 PN Technical Specifications Technical Specifications Maximum flow rate at given temperature riseElectrical requirements Powerstream Pro RP1P, RP2P, RP3P, RP7P, RP9P,RP12PT Ariston Pro GL2.5Ti, GL4Ti, GL8Ti Potable water Point-of-use applicationsIntroduction Sink Temperature and pressureService valve Relief valveService valve Sink Flow direction Sink Service valves Low flow Flow direction Shower Temperature and pressure relief valveStandard tub fixture Service Sink valvesPowerstream Pro RP17PT or RP27PT Powerstream Pro whole house applicationsHotCold Bosch ProTankless gas water heater SymbolsHot Cold Parallel unit applications Bosch GWH 715 ES Bosch GWH C 800 ES Pressure relief valvesGWH 715 ES and GWH C 800 ES cascading Cascading unit applicationsPressure Cold water Feed DHW Single unit tank loading application plumbing diagramBosch GWH 345 ESR Bosch GWH 450 ESR ESR control Board Single Unit Tank Loading Electrical DiagramExternal storage tank Radiant space heating and DHW plumbing diagramCold water FeedRadiant space heating and DHW electrical diagram Radiant Space Heating and DHW Electrical DiagramFan Coil Cold water Fan coil space heating and DHW plumbing diagramBosch GWH 345 ESR, Bosch GWH 450 ESR Fan Coil space heating and DHW electrical diagram Fan Coil Space Heating and DHW Electrical DiagramDrawing # BB OL RevA 10/07 Baseboard Space Heating and DHW Electrical Diagram Drawing # Bbaol RevA 10/07 Pkps Insulate piping Cold water feed Terminal box Back Flow preventer Baseboard Radiant PanelDrawing # EID Bbol CN revA 10/07 Descaling procedure Circulating pump Flow direction Filter Service valves Applications manual Applications manual Applications manual Applications manual BBT North America Corporation