A.O. Smith DSE-5 Instruction Manual page 38

MedIuM teMperature - four heaters VertIcal storaGe tank
MedIuM teMperature - four heaters horIZontal storaGe tank
*pIpe relIef ValVe to open
draIn.
†tank teMperature control
set at desIred teMperature
(MaX. 170°). heater therMostat
set at least 5° hIGher.
Install In accordance wIth
all local codes.
NOTE: BRANCH PIPING TO ALL
heaters Must Be saMe sIZe
and lenGth for equal flow.
these Branches May Be sIZed
up to 1 1/4" so that cross
sectIonal areas of all Inlets
and outlets at least equal
area of theIr respectIVe MaIn
pIpInG.
reVerse return pIpInG shown.
38