Doc no.: TI B38052
Rev.: B 2012-09-28
page 4 (11)
2. Installation
2.1 Functional description
The Gearbox B38 used to connect expander/compressor with generator/motor. Between the units
shall coupling be used. The B38 have one internal oil tank and oil pump but not any oil cooler. For
that reason B38 have two connections “Oil out to cooler” and “Oil injection from Cooler” se
Drawing B38052. Gearbox is enclosed with a heater to hold oil to 40 ºC.
2.2 Transportation and handling
Please take the following precautions when transporting and handling the B38 during installation:
•The B38 must be transported standing fixed with mounting feet. The Lifting eye shall be
used when the B38 needs to be lifted.
The lifting eye on the Gearbox can only be used to lifting the Gearbox B38 and not other units or
frames.
•Always cover the B38 connections in order to prevent water, dust and debris to enter the
B38 and cause damage.
•Do NOT remove the protective covers from the connections until the expander is mounted
in place and the oil piping will be fitted.
2.3 Lubrication oil system
Please acknowledge the following instructions and warnings to avoid injury.
An external oil cooler system is required in order to ensure proper operation of gears, drive shaft
seal and bearings. B38 have two connections “Oil out to cooler” and “Oil injection from Cooler”.
The position of this connections, see picture 2.2.2 and documentation in chapter 5.2.
The following functions are essential:
•Oil cooler
•Oil pressure guard if necessary
•Oil temperature guard
•Oil filter if necessary
The Gearbox B38 has following components integrated:
•Oil sump being vented to atmosphere
•Oil pump for pressure 4.5 Bar atm
•Over flow valve for specified pressure
•Magnetic plug in sump
