Pennco 3KW0.60 - Manual (Page 12)

12
> CIRCULATOR ON SUPPLY PIPING PUMPS AWAY
FROM EXPANSION TANK
NOTE: CIRCULATOR CAN ALSO BE INSTALLED
ON RETURN PIPING.
> PIPING ARRANGED FOR “POWER PURGING”
AIR OUT OF SYSTEM PIPING, REFER TO THIS
MANUAL’S SECTION ON “FILLING THE SYSTEM
WITH WATER” OPTION #1
SYSTEM PIPING
Figure 8 - System Piping Arrangement Zoning With Zone Valves