Draining The System - Fiat Bravo Service Manual

Auxiliary units
Manually operated climate control
50.
24
DRAINING T H E S Y S T E M
In order to faciliate the draining of the fluid
from the vehicle air conditioning system, the
engine should be started up and the system
left to run for 10-15 minutes before com-
mencing the draining operations.
P4A21CH04
To drain the vehicle climate control system,
use the Cleaner 134 equipment manufac-
tured by ICF and carry out the following op-
erations:
1. Undo the plug for the needle valve (low
2. Undo the plug for the needle valve (high
3.4. Fit the rapid attachment connector for
N O T E
P4A24CH02
Bravo-Brava
Before carrying
which could result in R 134 A fluid
escaping, the climate control
must be drained.
During the operation of draining the
system, wear protective
goggles for protection
tact with any jets of R 134 A fluid.
pressure side) which is at the end of a pipe
on the pipe which connectors the evapo-
rator to the compressor.
pressure side) which is at the end of a pipe
which is an integral part of the connector,
at the end of the pipe w h i c h connects the
condenser to the drier filter.
the ends of the blue (low pressure side)
and red (high pressure side) flexible
connecting pipes for the Cleaner R134
equipment on the above mentioned nee-
dle valves; then carry out the operations
for recovering and recycling the refriger-
ant fluid descried and illustrated in the
Bravo-Brava 2nd volume Manual (print
no. 506.670/01).
To improve safety, the rapid
ment connectors
nected to the equipment
needle valves have different
ters: the low pressure side ones are
larger and the high pressure
ones are smaller. Before
the rapid attachment
the needle valves, the knurled
nut shown by the arrow must be
moved upwards.
98 range
out any operation
system
gloves and
against con-
attach-
for the pipes con-
and the
diame-
side
attaching
connectors to
ring
Print no. 506.670/17