GEA Bock HGX44e/475-4 User Manual

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9 | Maintenance
9.5 Decommissioning
Closetheshut-offvalvesonthecompressor.Draintherefrigerant(itmustnotbedischarged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applicablenationalregulations.
9.4 Extractfromthelubricantstable
Theoiltypelled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.
Donotmixoilswitheachother,useonlyonetypeofoil.
Refrigerants Bockstandardoiltypes
Recommendedalternatives
HFC
(e.g.R134a,R407C,
R404A)
FuchsRenisoTritonSE55
FuchsRenisoTritonSEZ32
Esso/MobilEALArctic46
SunocoSunisoSL46
TexacoCapellaHFC55
HFO(e.g.R1234yf,
R1234ze,R455A,
R454C))
FuchsRenisoTritonSE55
FuchsRenisoC85E(fromt
O
>15°C)
---
HCFC
(e.g.R22) FuchsRenisoSP46
FuchsRenisoSP32
BPEnergolLPT46
SunocoSuniso3,5GS
TexacoCapellaWF46
HC(e.g.R290) FuchsSynth68
CPI1516-68
9.6 Additionalinformationwhenusingammablerefrigerants
WARNING •Duringmaintenanceandrepair,itmustbenotedthathydrocarbon
 and synthetic HFO refrigerants residues may dissolve in the
oil. Therefore, electrical tests must not be conducted while oil
remainsinthecompressor.
•If the compressor is to be removed from the system for
maintenance or repair, the remaining refrigerant must be
suctioned out and the compressor evacuated. The compressor
must then be filled with nitrogen (max. 0.5 bar) and sealed
gas-tight.

GEA Bock HGX44e/475-4 Specifications

General

Brand	GEA
Model	Bock HGX44e/475-4
Category	Air Compressor
Language	English