Owner's manual
6
SYSTEM DIAGRAM/TYPICAL INSTALLATION
Figure 1.
INSTALL VACUUM 
RELIEF IN COLD 
WATER INLET LINE AS 
REQUIRED BY LOCAL 
CODES.
INSTALL SUITABLE METAL DRAIN 
PANS UNDER HEATERS TO PREVENT 
DAMAGE DUE TO LEAKAGE. REFER 
TO WATER HEATER LOCATION, SEE 
“LOCATING THE SOLAR WATER 
HEATER” SECTION.
INSTALL THERMAL EXPANSION 
TANK OR DEVICE IF WATER HEATER 
IS INSTALLED IN A CLOSED WATER 
SYSTEM.
6” Maximum Air Gap
Piped To An
Adequate Drain
At Least 2” Greater Than The
Diameter Of The Water Heater.
Metal
Drain
Pan
Discharge Pipe
(DO NOT CAP
 OR PLUG)
Flow Direction
NOTE: SEE SYSTEM COMPONENT
TABLE FOR DESCRIPTIONS
1 1
6
10
9
4
7
3
10
8
5
2
11
VACUUM RELIEF
VALVE
INSTALL PER
LOCAL CODES
INSTALL THERMAL EXPANSION
TANK IF WATER HEATER IS
INSTALLED IN A CLOSED
WATER SYSTEM










