INSTALLER INSTRUCTIONS
CONTENTS
1
DESCRIPTION OF THE BOILER.............................................................................................................pag....72
2
INSTALLATION......................................................................................................................................pag....76
3
CHARACTERISTICS...............................................................................................................................pag....87
4
USE AND MAINTENANCE.....................................................................................................................pag....94
IMPORTANT
When.carrying.out.commissioning.of.the.boiler,.you.are.highly.recommended.to.perform.the.following.
checks:
–. Make.sure.that.there.are.no.liquids.or.inflammable.materials.in.the.immediate.vicinity.of.the.boiler.
–. Make.sure.that.the.electrical.connections.have.been.made.correctly.and.that.the.earth.wire.is.con-
nected.to.a.good.earthing.system.
–. Open.the.gas.tap.and.check.the.soundness.of.the.connections,.including.that.of.the.burner.
–. Make.sure.that.the.boiler.is.set.for.operation.for.the.type.of.gas.supplied.
–. Check.that.the.flue.pipe.for.the.outlet.of.the.products.of.the.combustion.is.unobstructed.and.has.been.
properly.installed.
–. Make.sure.that.any.shutoff.valves.are.open.
–. Make.sure.that.the.system.is.charged.with.water.and.is.thoroughly.vented.
–. Check.that.the.circulating.pump.is.not.locked.
–. Purge.the.system,.bleeding.off.the.air.present.in.the.gas.pipe.by.operating.the.pressure.relief.valve.
on.the.gas.valve.inlet.
–. The.installer.must.provide.the.user.with.instruction.in.operation.of.the.boiler.and.safety.devices.and.
hand.over.the.instruction.booklet.to.the.user..
MURELLE
HE
25-30/55
E
rP
-
ENGLISH
CONFORMITY
Our.Company.declares.that.MURELLE.HE.25/55.-.30/55.ErP.boilers.comply.with.the.essential.require-
ments.of.the.following.directives:
-.Boiler.Efficiency.Directive.92/42/EEC
-.Gas.Regulation.2016/426/EC
-.Electromagnetic.Compatibility.Directive.2014/30/UE
-.Low.Voltage.Directive.2014/35/UE
-.Ecodesign.Directive.2009/125/EC
-.Regulation.(EU).N..813/2013.-.811/2013
-.Regulation.(EU).2017/1369
