Bosch WR430-7K Serie Mode D'emploi page 3

DIMENSIONS
Figure 1
Maximum Hydrostatic water pressure - 1.03 MPa (150 p.s.i.)
Maximum recommended working pressure - 0.69 MPa (100 p.s.i.)
Minimum working pressure - 0.09 MPa (13 p.s.i.) no piping attached
Reccomended pressure for showers and domestic, 0.27 MPa (40 p.s.i.)
Model Type of Gas
natural gas
propane/LP
WR430-7.K..
natural gas
propane/LP
• The high altitude ratings listed are Canadian Gas Association high altitude ratings and are valid only in Canada. In the U.S., the
National Fuel Gas Code, ANSI Z223. 1 -1988, recommends for high altitude installations above 2,000 feet, that the input rate be
reduced 4% for each 1,000 feet above sea level. - See page 15.
6 720 606 599
Altitude
130 000 Btu/hr (38 kW)
standard
(0 - 2 000 ft)
125 000 Btu/hr (36.6 kW)
117 000 Btu/hr (34.3 kW)
high *
(2 000 - 4 500 ft)
112 000 Btu/hr (32.8 kW)
Main Burner Orifices
Input
Size, mm
1.20 diam.
0.79 diam.
1.20 diam.
0.79 diam.
EXTERIOR
TERMINATION
Qt.
18
18
18
18
3