Bosch Appliances GWH 425 PN/HN4GWH 4254 Water Heater User Manual


 
Applications manual | 11.2007Bosch Water Heating
Applications manual
| 45
6.1 Descaling procedure diagram
Symbols
Service
valves
Note: This drawing is conceptual in nature and does not purport to 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 # MD1
CN revA 10/07
Circulating
pump
A
B
C
Flow direction
Filter
Bosch GWH 715 ES,
Bosch GWH C 800 ES,
Bosch GWH 425 HN or
Bosch GWH 425 PN