6. Shouldachangeofcylinderberequired,closethecylindervalve.
Disconnectbymeansofcylinderadaptorhandwheelandreconnectto
chargedcylinder.
7. Afteruse,deflatebyselectingrelevantpositionofcontrollever.Deflationis
thereverseoftheinflateprocedure.
ThefollowingMaintenanceandTestProceduresshouldbeobserved,andcarriedoutby
properlyqualifiedpersonnel.
Periodic Testing / After Operational Use
1. WashdownPowermatsurfacethoroughlywithwarmsoapywater.
2. ExaminesurfaceareathoroughlybeforeInitiallyinflatingthePowermatto
0.5bar.Carryoutafurtherthoroughexaminationandmarkoanycuts
orabrasionswithchalk.Increasethepressureto2.4bar(35psi)andrepeat
thevisualcheck.Allowtostandfor3minutes.
3. Examinemarkedareasandlookforanyfurthercuts,abrasions,andany
obviousdeformityoftheinflatedcushion.Ifthereisevidenceofany
damageordeformity,thepowermatshouldbewithdrawnfromservice.
Itcanthenbereturnedtothesupplierforexpertexaminationifrequired.
4. Shallowsurfacecutsorabrasionsshouldnotaecttheefficiencyofthe
Powermat.Inthecaseofholesorcuts,throughwhichtheinnerfabric
isvisible,theairbagsshouldbewithdrawnfromoperation.IfaPowermat
leaks,itisNOTrepairable.Iftheuserisuncertainabouttheconditionofa
damagedPowermat,itshouldbereturnedtothesupplierforexpert
examination.
5. InflatethePowermatto4bar(58psi)maximumandchecktheinlet
couplingwithsoapywater.Thoroughlywipedrybeforereturningto
storage.
Delivery Hoses
Periodicallyorafteroperationaluse,checkforabrasionmarks.Chargehosetoworking
pressurewithhosedisconnectedfromPowermat,usesoapywatertocheckairholding
integrityofconnections.Tightenloosefittingswherenecessary.
Maintenance & Test Procedures