Fiat 1996 Brava Service Manual page 594

Auxiliary units
Manually operated climate control
50T
Checking air conditioning system pressure
(A) low pressure circuit gauge 1. Low pressure tap (LOW)
(B) high pressure circuit gauge 2. High pressure tap (HIGH)
3. Light blue low pressure pipe
4. Red high pressure pipe
5. Cleaner 134 equipment
The pressure is checked using the Cleaner 134 equipment with the engine running (rotation speed of
around 1500 rpm) and the outside temperature 20 - 28 X , after having connected the pipes as illustrated
on the previous page; under these circumstances the pressure gauge readings should be:
low pressure circuit (pressure gauge A): 1.5 - 3.0 bar
high pressure circuit (pressure gauge B): 11 - 1 6 bar
N O T E The radiator/condenser cooling fan is switched on at a high pressure circuit pressure of15 - 16
bar.
Quantity of R 134 A refrigerant fluid contained in the system: 650 ± 25 cc.
Bravo-Bmva
9 8 range
Copyright by Fiat Auto
23