Connecting Service Unit to Air-Conditioning System

Connecting service unit to air-conditioning system





1. Connect the two long fill hoses to connection nipples 4 and 5 of the service unit. All service unit must be closed.

Note: If the "Chargefaster" filling aid is already connected to connection nipple 5, connect the fill hose to the filling aid.

2. Unscrew protective caps on valves.

3. Connect fill hose from connection nipple 4 to valve 1.

4. Connect fill hose from connection nipple 5 to valve 2.

Important
As from model year '87, the arrangement of the connection valves has been modified. The high-pressure valve is located on the line from the fluid reservoir to the evaporator in the area of the left-hand spring strut; the low-pressure valve is located directly at the compressor.