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Wolf BWL-1S-07 - Leak and Pressure Testing

Wolf BWL-1S-07
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3064298_201805 29
Connectingtherefrigerantlines
15.4 Leakandpressuretesting
Carryouttheleakandpressuretestusingdrynitrogen.
Note:Certificateofcompetence
Thehandlingofrefrigerantandworkontherefrigerantcircuitmustbecarriedoutbyarefrigeration
engineerorothersuitablyqualifiedperson,suchasaheatingsysteminstallerwithacertificate
ofcompetence(topara5,section3oftheChemKlimaschutzV[orlocalregulations]inconjunction
with (EC) Regulation No. 303/2008 Category I).Applicable standards and regulations and
recognisedengineeringstandardsmustbeobserved.
Suitable personal protective equipment must be used when handling refrigerant.
Refrigerant R410A used in WOLF split heat pumps is an air-displacing, non-toxic gas.
Uncontrolled release of refrigerant may result in breathing difficulties and asphyxiation.
Observe the corresponding regulations and guidelinesfor handling this refrigerant.
Ensure adequate ventilation in enclosed spaces.
Observe the regulations and guidelines for handling R410A.
Direct contact with refrigerant can be harmful to skin.
Wear protective goggles and gloves.
Whenfillingtherefrigerantlines,addingrefrigerantordrawingitofffromthesystem,thewater
carryingsideoftheplateheatexchangerintheindoorunitmusthavewaterflowingthroughit
orbedrainedcompletely.Otherwise,theplateheatexchangermaybedamagedbyfreezingwater.
The installed refrigerant lines and all necessary connectors must have suitable thermal insulation.
Please
note

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