27
water pIpInG dIaGraMs
NOTES:
1.
Preferred piping diagram
.
2.
The temperature and pressure relief valve setting shall not exceed pressure rating of any component in the system
.
3.
Service valves are shown for servicing unit. Howeve
r, local codes shall govern their usage.
SINGLE FL
UE
- (1 UNIT)
LEGEND
TEMPERA
TURE & PRESSURE
RELIEF
VA
LV
E
PRESSURE RELIEF
VA
LV
E
CIRCUL
AT
ING PUMP
TA
NK
TEMPER
AT
URE CONTRO
L
DRAIN
FULL
PO
RT
BALL
VA
LV
E
TEMPERA
TURE GAGE
WA
TER FLOW SWITCH
CHECK
VA
LV
E
WA
RNING:
THIS DR
AW
ING SHOWS SUGGESTED
PIPING CONFIGUR
AT
ION
AND OTHER DEVICES;
CHECK WITH LOCA
L
CODES
AND ORDINANCES
FOR
ADDITIONAL
REQUIREMENTS
.
FINISHED FLOOR
HO
C
TO
LD
COLD
EXPANSIO
N
TANK
COLD WATE
R
SUPPL
Y
PIPE T&P TO OPEN DRAI
N