Bosch Appliances GWH 260 PN/HN2, GWH 425 PN/HN4GWH 4254 manual Drawing # Bbaol RevA 10/07

Models: GWH 425 PN/HN4GWH 4254 GWH 260 PN/HN2

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Applications manual

 

 

5.1.4 Baseboard/ Radiant Panel space heating and DHW (with Ariston mini tank) plumbing diagram

Bosch GWH 345 ESR,

Bosch GWH 450 ESR

PK

PS

Cold water feed

DHW

Cold water feed

Aquastat well with 12k ohm thermistor (insulate piping around thermistor)

Symbols

Ariston GL8Ti

Flow

check

mini water

valve

tank

 

 

Pressure

 

relief

 

valve

Bronze circulator

Thermostatic

sized according to

UPC standards

mixing

 

valve

Potable water expansion tank

Aquastat

well & 12kohm thermistor

Service valves

Baseboard/

Radiant

Panel

Flow direction

Note: Piping to fixtures not shown for clarity purposes.

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 # BBAOL

CN

revA 10/07

Application manual 11.2007

Bosch Water Heating

Page 38
Image 38
Bosch Appliances GWH 260 PN/HN2, GWH 425 PN/HN4GWH 4254 manual Drawing # Bbaol RevA 10/07