Specifications 3-5
REFRIGERATION SYSTEM
Caution: Fluorinated Refrigerant gases should not be ventilated to atmosphere.
SLXe units from January 2015 are available with R-404A or R-452A Refrigerants. Both of which comply with F-Gas
legislation revision 2014 (Regulation (EC) No 517/2014)
NOTE: Please take note of your refrigerant type (label on outside of unit), and make sure not to cross-contaminate.
Refrigerant GWP
R-404A 3922
R-452A 2140
R-404A/R-452A
Compressor Model:
SL-100, SL-100e, SL-200 and SL-200e X426
SL-300, SL-400, SL-400e, SL TCI and
SPECTRUM SL
X430
SLX/SLXe-100 X426LSC5
SLX/SLXe-200, SLX/SLXe-300, SLX/
SLXe-400, SLX/SLXe SPECTRUM,
SLX/SLXe Whisper
X430LSC5
Refrigerant Charge:
SL-100 and SL-100e 5.00 kg
SL-200, SL-200e and SL-300 6.35 kg
SL-400, SL-400e 6.35 kg
SL TCI-2 and SPECTRUM SL-2 7.40 kg (For correct charge procedure for a SPECTRUM system, see section
in Trailer Install manual).
SL TCI-3 and SPECTRUM SL-3 8.20 kg (For correct charge procedure for a SPECTRUM system, see section
in Trailer Install manual).
SLX-100 7.00 kg
SLX-200, SLX-300, and SLX-400 7.50 kg
SLX SPECTRUM & SLXe Spectrum 6.5 kg approx. (For correct charge procedure for a SPECTRUM system, see
section in Trailer Install manual).
SLXe/SLXi-100 4.00 kg
SLXe/SLXi-400 5.75 kg
All remaining ST SLX/SLXe/SLXi
with Microchannel condenser coil
5.00 kg
Compressor Oil Charge:
X426LSC5 or X430LSC5 4.10 litre**
6.62 litre (deep sump)**
TCI and SPECTRUM models Add 0.7 litre for remote evaporator system tubing
(with shallow sump)
Compressor Oil Type:
All models TK P/N 203-513 (Polyol Ester)
Suction Pressure Regulator Setting:
Throttling Valve Setting:
SL-100 and SL-100e 1.65 to 1.79 bar, 24 to 26 psi
SL-200, SL-200e, SLX-100 and SLX 2.28 to 2.35 bar, 33 to 34 psi
SL-300 1.38 to 1.52 bar, 20 to 22 psi
SL TCI 1.38 to 1.52 bar, 20 to 22 psi
SPECTRUM SL
SLX SPECTRUM Model 30 1.86 to 2 bar, 27 to 29 psi
SLX SPECTRUM Model 50 1.59 to 1.73 bar, 23 to 25 psi
* From January 2015, See refrigerant decal on your unit to confirm refrigerant type of the particular unit.
** When the compressor or compressor oil filter is removed from the unit, oil level should be noted or the oil removed from
the compressor should be measured so that the same amount of oil can be added before placing the replacement compressor
in the unit.
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