John Wood Electric Water Heaters - NEW - Manual (Page 5)

5
INSTALL THERMAL EXPANSION
TANK OR DEVICE IF WATER
HEATER IS INSTALLED IN A
CLOSED WATER SYSTEM
TYPICAL INSTALLATION
FIGURE 1.
UPRIGHTS / LOWBOYS COMPACTS
TABLE TOPS
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 “INSTALLING THE NEW WATER HEATER”
SECTION.
INSTALL THERMAL EXPANSION TANK OR DEVICE IF WATER
HEATER IS INSTALLED IN A CLOSED WATER SYSTEM.
† ELECTRICAL CONNECTIONS MAY BE LOCATED ON THE TOP OR
SIDE, REFER TO YOUR UNIT. ACTUAL MODEL AND
ILLUSTRATION MAY VARY DEPENDENT ON MODEL CAPACITY
AND TYPE. SOME MODELS HAVE ALTERNATE INLET, OUTLET
AND T&P VALVE LOCATIONS. THESE ALTERNATE LOCATIONS
ARE IDENTIFIED BY THE LABELING ON THE UNIT.
12” (300 mm)
MAXIMUM AIR GAP
INSTALL WITH SUITABLE METAL DRAIN PAN
THAT IS PIPED TO AN ADEQUATE DRAIN.