Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo 155 Factory Service Manual (1992-1998)65 · Heating and ventilation
65 · Heating & A/C

Rotary compressor

Make
Alfa Romeo
Model
155 Factory Service Manual
Year
1992–1998
Section
Technical characteristics and specifications › Rotary compressor
Heating and ventilationRotary compressor

ROTARY COMPRESSOR

Make and typeSANDEN SD - 709 NBX 307
Diameter of cylinder29.3 mm
Strike32.8 mm
Theoretical capacity154.9 cm3 each revolution
Number of cylinders7
Operating voltage of electromagnetic coupling12V
Minimum cut-in voltage of electromagnetic coupling7.5V
Power absorption on electromagnetic joint48W

CHECKS AND ADJUSTMENTS

CALIBRATION OF THE THERMOMETER SWITCHES CONTROLLING THE RADIATOR AND CONDENSER

Make and type2-level VEBE
1st level contact closes92 °C ± 2 °C (90 °C + 94 °C)
1st level contact opens87 °C ± 2 °C (85 °C + 89 °C)
2nd level contact closes97 °C ± 2 °C (95 °C + 99 °C)
2nd level contact opens92 °C ± 2 °C (90 °C + 94 °C)

GENERAL SPECIFICATIONS

FLUIDS AND LUBRIFICANTS

APPLICATIONTYPENAME
With reference to air conditioning systemFreonRIVOIRA Freon 12
Lubrification of air conditioning system compressorOilSUNISO 5GS (135 m3)

Parts & tools for this job For 1992 Alfa Romeo 155

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