Dacia Solenza 2004, Repair Manual

Page: 490 / 891

62
AIR CONDITIONING
62- 16
Unit piping
TIGHTENING MOMENTS(daNm)
Pipe attachment nut 3/4’’on condenser 1,8-2
Pipe attachment nut 5/8’’on condenser 1-1,4
Pipes attachment screw on compressor 1,2
Pipes attachment nut on evaporator
0,57
The AC unit piping is ensuring the refrigeran t
fluid circulation between the unit components.
When piping is replaced, check the existence
of the protective caps, the lubrication of the
connections and gaskets with compressor oil.
The unit filling and draining valves are placed
on the compressor piping and they different
diameters, so that they can not be reversed.
COMPRESSOR – EVAPORATOR
LOW PRESSURE PIPE
DISMOUNTING
Disconnect the battery.
Drain the AC circuit by means of the
charging unit.
Dismount:
- attachment nut ( 9 ) of the pipes
tightening clamp on evaporator ( 8 ) (located in
DSAF);
- attachment screw ( 6 ) of the pipes
tightening clamp on compressor ( 5 );
- attachment screw (
7
) of pipes clamp.
Release the pipe (
10
) and mount protection
caps at its extremities, at evaporator and
compressor.
REMOUNTING
Perform the dismounting operations in the
reverse order.
Replace the gaskets from pipe’s extremities.
Before mounting, the gaskets are to be
lubricated with oil
PAG SP 10.
In case pipe (
10
) is replaced, add
10 ml
of
oil
PAG SP 10
, and in case of its breaking,
100 ml.
COMPRESSOR – CONDENSER
HIGH PRESSURE PIPE
DISMOUNTING
Disconnect the battery.
Drain the AC circuit by means of the
charging unit.
Dismount:
- front grill;
- attachment screw
(6)
of the high
pressure pipe ( 4 ) on compressor ( 5 );
- pipe attachment nut on condenser ( 12 );
- pipe attachment clamp (
11
) on
condenser.
7
1
10 9
13
3
4
12
6
5
11
8
2
vnx.su