Substitute pipe lengths ......................................................................................................... 6
Exhaust connection............................................................................................................... 8
Example 1......................................................................................................................... 9
Example 2....................................................................................................................... 10
Example 3....................................................................................................................... 12
For example 1................................................................................................................. 13
For example 2................................................................................................................. 13
For example 3................................................................................................................. 13
Gas...................................................................................................................................... 14
Installation site................................................................................................................ 14
Gas supply ..................................................................................................................... 15
Settings with natural gas ..................................................................................................... 22
Steam.................................................................................................................................. 23
Operating pressure values................................................................................................... 23
Heater bank information...................................................................................................... 23
Hot water............................................................................................................................ 25
Operating conditions ........................................................................................................... 25
Heater bank information...................................................................................................... 25
Contents
3