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Applications manual | 11.2007Bosch Water Heating
Applications manual
| 27
4.1.1 Bosch ProTankless gas water heater in parallel for
commercial applications
Two Bosch ProTankless units will have double the activation rate of a
single unit. When sizing gas line, ensure the gas line is sized to carry
the BTU load of two units plus any additional gas appliances. See
the installation manuals for a gas line sizing chart.
Symbols
Service
valves
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 # P2
CN revA 10/07
Bosch GWH 715 ES,
Bosch GWH C 800 ES,
*see text above about
activation rate and
gas supply requirements
cold
cold
cold
hot
hot
hot
Flow direction
Pressure
relief
valves