Bosch GWH 715 ES Applications Manual page 19

Bosch applications manual
7.2.4 Bosch ProTankless gas water heater
Below are two examples of Bosch ProTankless gas water heater
installations for the whole house. One example shows an Ariston
mini tank in line for reduced hot water wait time and increased
temperature stability.
Ariston Pro GL4Ti
- for pipe runs over
100 ft between
tankless heater
and Ariston, use
GL8Ti
Bosch GWH 425 PN,
Bosch GWH 425 HN,
Bosch GWH 715 ES,
Bosch GWH C 800 ES,
Bosch GWH C 920 ES
Note:
Drawing is not to scale.
Cold water piping to fixtures not shown for clarity purposes.
BOSCH THERMOTECHNOLOGY CORPORATION
hot
Note: place Ariston close to the point of
use to reduce wait time for hot water.
Hot
Bosch GWH 425 PN,
Bosch GWH 425 HN,
Bosch GWH 715 ES,
Bosch GWH C 800 ES,
Bosch GWH C 920 ES
cold
Hot
Cold
Cold
Symbols
Standard tub fixture
Pressure
relief
Flow
valve
direction
Service Sink
valve
Bosch applications manual | 06.2009
| 19