Subaru 1600 Service Manual page 578

HEATING, VENTILATING AND AIR·CONDITIONING SYSTEM
- - - - - - - - - - - - - - - - ,
Torque N.m (kg-m, ft-lb)
---:~~ntln:-~oltl (0~5~
=
~:~5,
\ 4.0- 6.9)
- Pipe nare nut -
[(:f--
~~:--
7 - 14)
,
' - - - - - - - - - - - - - - - - -
4) Evaporator
Removal and installation
I)
Disconnect the lead wirt! from the
battery.
2) Discharge refrigerant.
3) Disconnect the discharge pipe
from the evaporator. and then detach
the suction pipe.
CAUTION:
Protect the open pipe connections
with caps to prevent moisture from
entering the system.
Fig. 13-80
2 Suction pipe
3 Grommet
A26-090
4) Remove the grommet from the
evaporator's inlet and outlet pipe con-
nections.
5) Remove the following parts in the
stated order:
a. Instrument panel lid and pocket.
h. Front shelf.
c. Lower duct.
d. Blower
6) Loosen two bolts, disconnect the
drain pipe connection, and then re-
move the evaporator.
1 Bolts
2
Blower
mounting bolt
A26·092
Fig. 13-81
7) The evaporator should be installed
in the reverse order in which it was re-
moved. When installing the evaporator
in the car body, make sure the wiring
harness does not get caught between
the body parts.
Disassembly and ASSY
1) Using a flat-bladed screwdriver,
remove the seven clamps and the
evaporator upper case.
A26-093
Fig. 13-82
2) Remove the lower case from the
evaporator.
3) Remove the component parts
from the evaporator.
a. Disconnect the connection between
the expansion valve and discharge
pipe.
b. Remove the expansion valve from
the header on top of the evapora-
tor.
13-33
A26-094
Fig. 13-83
4) Check to
SE'e
if the evaporator fins
are clogged. 1ft hey are, clean tltem
with compressed air
NOTE:
Water must never be used to clean the
evaporator.
5) Check parts that have been re-
moved for cracks or scratches, and
repair or replace them with new ones,
if necessary.
6) The evaporator should be reas-
sembled in the reverse order in which
it was disassembled. Observe the
following points during the reassembly
process:
a. Confiml tha t the a-ring is inserted
in the specitied position.
b. Tightening torque
r---- - - - - - - -- ----- ------------
--l
Torque N·m (kg-m, ft-Ib)
------r---------
-----------1
. , 2.'i - 4.4
i
Expan~lOn
valve
S
I (0.25- 0.45, I
mountmg nut
i
1.8 - -
3.3)
I
I--------------~--
---
I
Discharger pipe
union nut
r-------- ---
Flare nut on
discharge side
I
J() --
20
(1.0 - 2.0,
7 - 14)
10- 20
(1.0 - 2.0,
7 - 14)
!
i
+ -
--------l
20 - 29
Flare nu t on
I
I (2.0 - 3.0,
!
suction side
I ' I
'---_________ L _____ ~~~ ___ ~_~L
_J