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with respect to the correctness of information in this document. Copyright by AUDI AG.
18 Dust and pollen filter:
◆ Removing and installing => Page 113 .
Note:
The dust and pollen filter element should be replaced at regular intervals.
=> Maintenance manual
19 Two-way valve for refrigerant shut-off valve -N147 *
◆ The two-way valve -N147 is only installed in vehicles with map-controlled engine cooling and one oper‐
ating and display unit -E87 with one display (as of model year 2001).
◆ Connection diagram for vacuum hoses for actuating the refrigerant shut-off valve => Page 163
Audi A3 1997 ➤
Heating, Air Conditioner - Edition 06.2000
5.1 - Components for the control and regulation of the air conditioner (in the engine
compartment) 159