ITech North Cape - Pressure Testing Procedure

ITECH di Moro Giampaolo
14
3.8 Pressures test
Once the charge operation is over, execute the pressures test by
using the table below, in this way:
1. Let the station connected to the car with closed valves.
2. Turn on the car and the car A/C system, setting it to the lowest
temperature possible.
3. Let the engine run for some minutes at about 2000 rpm.
4. Check the values on high/low pressure gauges, comparing
them with those reported in the table below.
Environment
temperature °C
LOW PRESSURE
HIGH PRESSURE
R134A
R134A
min
max
min
max
15,5
0,5
-
2,5
6,5
-
10
18
0,5
-
2,5
7
-
12
22
0,5
-
2,5
8
-
14
30
0,5
-
2,5
10
-
17
35
0,5
-
2,5
11,5
-
20
40
0,5
-
3
14
-
22