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14 Part Number 550-110-772/0816

OSB

Series 2 Oil-Fired Steam Boilers – Boiler Manual

7 Connect oil piping

General oil piping requirements

• Locationandinstallationofoiltanks,oilpipingandburners

must follow:

• NFPA31,latestedition-StandardfortheInstallationof

Oil-BurningEquipment.

• Localcodesandregulations.

• Informationprovidedwithburnerandfuelpump.

• Ifanypartoffueloiltankisabovelevelofburner,ananti-siphon

device installation is highly recommended to prevent ﬂow of

oil in case of oil line break.

• Supportoillinesasrequiredbycodes.

• Maketankconnectionswithswingjointsorcoppertubingto

preventbreakingincasethetanksettles.Makeswingjoints

so they will tighten as tank settles. Non-hardening pipe joint

compounds should be used on all threads.

 DonotuseTeontapeasanoilpipesealant.Itcan

causevalvestofail,creatinghazards.Donotuse

compression ﬁttings, only ﬂare ﬁttings. Failure to

comply could result in severe personal injury, death

or substantial property damage from oil leakage

and/orrehazard.

• Undergroundpipemustberuninacasingtopreventoilleaking

into ground or under ﬂoor. Check local codes for information.

Oil piping connection at burner

• SeeFigure 13 fortypical oilconnectionatburner, allowing

burner mounting door to swing open completely for servicing.

• Connectoillinetoburnerusingaretting(Figure13).

• Seelocalcodesforappropriatearrangementandpiping of

ﬁlter, control valves, etc. connecting to oil tank.

• Refertoburnermanualforoilsystemrequirements.Verifythat

suctionliftdoesnotexceedstatedlimit.Whereliftexceeds

limit for a one-pipe system, use a two-pipe system as directed

in burner manual.

Figure 13 Oil piping connection to burner, typical

OSB 2 SERIES User Manual

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