Porsche 928 - WORKSHOP MANUAL 1977 Workshop Manual page 342

929
Air Conditioner
87
1 - Pressure gauge, low-pressure
2 - Pressure gauge, high-pressure
3 Torrmeter
4 - Shut-off valve, low pressure (blue)
5 - Shut-off valve, high-pressure (red)
6 Shut-off valve, torrmeter (black)
7 - Shut-off valve, vacuum pump (yellow)
8 - Connection piece, low-pressure
9 - Connection piece, high-pressure
10 - Shut-off valve, refrigerant inlet
11 - Shut-off valve; refrigerant outlet
12 Connectiong piece, refrigerant inlet (from
refrigerant botttle)
13 - Connection piece, refrigerant outlet (to
refrigerant bottle)
14 Moisture indicator
15 - Drain valve, refrigerating oil
16 Main switch
17 Operating hours counter
18 - Pilot lamp, yellow
19 - Pilot lamp, red
20 - Pilot lamp, green
21 - Pressure gauge, filling cylinder
22 - Shut-off valve, filling cylinder
23 - Filling cylinder with weight scale
a
Installation work on the air-conditioning system
87-16a
Printed in Germany - XXIV 1989