Specifications

Installer’s Guide – (Gas Post-Boost) Solar Water Heater
7
H4110 4110 Rev. F
Installer’s Guide
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Solar Collector Alignment
• For the most efcient solar gain, the
collectors must be aligned ±45° from
true north (i.e. north west to north
east). See Collector Orientation
Compass below.
Solar Collector Inclination
• For the most efcient solar gain, the
collectors must be inclined within
10° to 45° from horizontal. See
Collector Inclination Guide right.
True North
NW NE
Surface Plate
EastWest
45°
50° from
true north
70° from
true north
45°
B
Collector Orientation Compass
True North
A
A = 500mm, or greater if roof allows
B = Between 10° and 45°
B
Note: When establishing the correct Collector Orientation, please account
for the Magnetic Declination of your geographic location
Collector Inclination Guide
C
A
C
A. Dux preferred range
B. Industry accepted range
C. If orientations A or B are not practical, an additional collector can be
installed at the home owner’s discretion in range C (not required north
of Tropic of Capricorn)
True North
NW NE
Surface Plate
EastWest
45°
50° from
true north
70° from
true north
45°
B
Collector Orientation Compass
True North
A
A = 500mm, or greater if roof allows
B = Between 10° and 45°
B
Note: When establishing the correct Collector Orientation, please account
for the Magnetic Declination of your geographic location
Collector Inclination Guide
C
A
C
A. Preferred range
B. Industry accepted range
C. If orientations A or B are not practical, an additional collector can be
installed at the home owner’s discretion in range C (not required north
of Tropic of Capricorn)