Bosch GWH 345 ESR Applications Manual page 14

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4.1.3 Baseboard/ Radiant Panel space heating and DHW plumbing
diagram
Potable water
expansion tank
Air
separator
Bronze circulator
sized according to
UPC standards
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.
Application manual | 02.2009
Cold water
feed
P1
Flow
check
valve
Pressure
relief
valve
Thermostatic
Mixing
valve
DHW
Symbols
Flow
direction
Tank
Aquastat
Service
valves
GWH 345/450 ESR applications manual
Bosch GWH 345 ESR,
Bosch GWH 450 ESR
Baseboard/
Radiant
Panel
Drawing # BB OL
BOSCH THERMOTECHNOLOGY CORPORATION
PK
Storage
tank
CN revA 10/07