Manual

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09740-09.2013-DGbFITr
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6.5 Decommissioning
6.6 Valve plate, TK version
Closetheshut-offvalveonthecompressor.Draintherefrigerant(itmustnotbedischargeddirectly
intotheenvironment)anddisposeofitaccordingtotheregulations.Whenthecompressoris
depressurised,undothefasteningscrewsoftheshut-offvalves.Removethecompressorusingan
appropriatehoist.Disposeoftheoilinsideinaccordancewiththevalidnationalregulations.
Basedonthetried-and-testedNvalveplatesystem,avalveplatewithreduceddeadspace
hasbeenadaptedtotheFK20TKspecicallyforapplicationsinthedeep-freezearea.Thesystemis
equippedwithanon-interchangesafeguardtoavoidconfusingitwithNvalveplate.
6| Maintenance
6.4 Extract from the lubricants table
Theoiltypechargedasstandardinthefactoryismarkedonthename plate. This oil type should be
used as a preference.Alternativesarestatedintheextractfromourlubricantstablebelow.
Refrigerants Bock standard oil types
Recommendedalternatives
HFC
(e.g.R134a,R407,
R404A)
Fuchs Reniso Triton SE 55
(seealsochap.6.3)
FuchsSEZ32/68/80
Esso/MobilEALArctic46
HCFC(e.g.R22) Fuchs Reniso SP 46
(seealsochap.6.3)
BPEnergolLPT46
SunocoSuniso3.5GS
TexacoCapellaWF46
Non-interchangesafeguardfortheFK20valveplate,TKversion:
Fig.17