4
Tank Assembly
Logalux SM300/1 - SM400/1 - Technical specifications are subject to change without prior notice.
18
Installation of tank kit components
V Attach a note to discharge piping saying: "Do not close
off discharge. Water can discharge from piping during
operation".
V Size discharge piping to conform with relief valve dis-
charge dimension (Tab. 2).
V Periodically verify proper relief valve operation.
Fig. 16 Tank kit connections on solar water heater
1 T piece with P & T valve
2 Cap for DHW recirc connection
3 Bracket for aquastat
4 Tee piece with drain valve
Danger: Personal and system damage due
to incorrectly installed relief valve discharge
line!
V Pipe relief valve discharge piping full port
to nearest floor drain. (Maximum length:
6 ft and maximum 290° elbows).
Minimum pipe
size
Water volume Max. coil input
liter Gal kW BTU/hr
¾" 200-400 53-103 58 198,000
Tab. 2 Sizing of the P & T valve discharge line
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