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

Expansion valve

Make
Alfa Romeo
Model
155 Factory Service Manual
Year
1992–1998
Section
Accumulator-dehydrator › Expansion valve
Heating and ventilationExpansion valve

EXPANSION VALVE

Removal

  1. Working on the front part of the engine compartment unscrew the connection from the first stretch of hose connecting the condenser to the evaporator.
Diagram showing expansion valve location inside hose (1)

The expansion valve is located inside this hose (1).

Diagram showing withdrawal of expansion valve
  1. Withdraw the expansion valve.
Diagram showing hand holding expansion valve (1)

Refitting

To refit, reverse the procedure followed for removal.

ACCUMULATOR-DEHYDRATOR

Removal

  1. Loosen the connections on the hoses connecting the accumulator-dehydrator to the evaporator and on the hose connected to the compressor.
Diagram showing loosening connections with torque specification

44 ÷ 53 Nm
(4.5 ÷ 5.4 kgm)

  1. Loosen screw connecting the two halves of the bracket securing the accumulator to the chassis.
  2. Remove the accumulator.
Diagram showing accumulator with parts 1 and 2

Refitting

To refit, reverse the procedure followed for removal.

Supplementary Indications regarding refitting

  • Tighten the connections to the correct torque.

Parts & tools for this job For 1992 Alfa Romeo 155

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