A.O. Smith Upsilon - Page 8

Installation and Service Manual Upsilon-Series
8
Take note of the following when maintenance or adjustments are needed:
- The boiler must be able to function during these activities; for this reason, the boiler’s
supply voltage, gas pressure and water pressure must be maintained. Ensure that
there is not a source of potential danger during these activities.
Followingmaintenanceor otheractivities;alwayscheckthe connections ofall
partsthroughwhichgasows(usingleak-searchspray).
The following (safety) symbols may be encountered in these installation instructions and
on the boiler:
Thissymbolindicatesthattheboilermustbestoredawayfromfrost.
Thissymbolindicatesthatthepackagingand/orcontentscanbedamagedasa
resultofinsufcientcaretakenduringtransport.
Thissymbolindicatesthat,whilststillinitspackaging,theboilermustbeprotected
fromweatherconditionsduringtransportandstorage.
KEY-symbol.Thissymbolindicatesthatassemblyordismantling,mustbecarried
out.
ATTENTIONsymbol.Thissymbolindicatesthatextraattentionmustbepaidin
connectionwithaparticularoperation.
Usefultiporadvice.