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Bitzer CSV.2 User Manual

Bitzer CSV.2
12 pages
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SW-100-8
Anzugsmomente für Schraubverbindungen bei Schraubenverdichtern
Originaldokument
Deutsch .................................................................................................................................................... 2
Tightening torques for screwed connections of screw compressors
Translation of the original document
English...................................................................................................................................................... 5
Couples de serrage pour assemblages vissés des compresseurs à vis
Traduction du document d'origine
Français.................................................................................................................................................... 8
HS.53 .. HS.95
CS.65 .. CS.105
CSV.2 .. CSV.3
OS.53 .. OS.95
VSK31 .. VSK41
Dokument für unterwiesene Monteure
Document for skilled installers
Document pour des monteurs habilités
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Bitzer CSV.2 Specifications

General IconGeneral
Frequency50/60 Hz
RefrigerantR134a
Cooling CapacityVaries by model
Piston DisplacementN/A (Screw Compressor)
Sound Power LevelVaries by model
WeightVaries by model
Motor protectionIntegrated motor protection
Oil pumpIntegrated oil pump

Summary

Mind when mounting or replacing

Before mounting

Steps for preparing components before installation, including cleaning threads and using new gaskets.

Admissible screwing methods

Describes allowed methods for tightening screws, including torque spanner and pneumatic wrench usage.

Flange connections

Guidance on tightening flange connections crosswise in multiple steps.

Screwed connections

Metric screws

Torque values for metric screws used in screwed connections.

Metric screws of shut-off valves and counter flanges

Torque specifications for metric screws on shut-off valves and counter flanges.

Plugs without gasket

Tightening torques for various threaded plugs without gaskets.

Screwed connections with aluminium gasket

Torque values for screwed connections using aluminium gaskets, including screws, plugs, and nipples.

Sight glasses

Sight glasses with sealing flange

Tightening torques for sight glasses fitted with a sealing flange.

Sight glasses with union nut

Torque specifications for sight glasses attached with a union nut.

Electrical contacts

FI current bars at CSV

Instructions for tightening screwed connections on terminal plates for FI current bars.

Solenoid valves

Fixing nuts of solenoid coil

Torque values for securing the nuts of solenoid coils.

Special screwed connections inside the compressor

6.1 Pressure relief valve

Tightening torque for the pressure relief valve (3/4-14 NPTF).

6.2 SPI sensor

Torque specification for the SPI sensor thread (60 Nm) and mounting advice.

6.3 Connecting flange of FI cooling plate with CSV

Torque for connecting flange of FI cooling plate with CSV, applicable for three-screw fixing.

6.4 Set screws at shaft seals

Tightening torques for set screws used in shaft seals.

6.5 Locking screws of grooved nuts on shafts

Torque values for locking screws on grooved nuts, varying by compressor design.

6.6 Fixing of electrical motor

Torque specifications for fixing the electrical motor rotor to the male rotor shaft.

6.7 Capacity control

Torque for thread at piston rod and fixing at piston or piston rod.

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