Subaru IMPREZA GD 2007 Series Manual page 3932

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17.Hose and Tube
A: REMOVAL
CAUTION:
• When disconnecting/connecting hoses, do
not apply an excessive force to them. After in-
stalling, check that no torsion or excessive ten-
sion applied to the hoses.
• Seal the disconnected hose with a plug or vi-
nyl tape to prevent dirt from entering.
1) Disconnect the ground cable from the battery.
2) Using the refrigerant recovery system, dis-
charge refrigerant. <Ref. to AC-19, PROCEDURE,
Refrigerant Recovery Procedure.>
3) Remove the evaporator unit attachment bolt (A).
4) Remove the low-pressure hose attaching bolts
(B).
5) Disconnect the low-pressure hose from evapo-
rator unit.
6) Disconnect the low-pressure hose from com-
pressor.
7) Remove the low-pressure hose from vehicle.
8) Remove the high-pressure hose attaching bolts
(C).
9) Disconnect the high-pressure hose from com-
pressor.
10) Disconnect the high-pressure hose from con-
denser.
11) Remove the high-pressure hose from vehicle.
12) Remove the high-pressure pipe attachment
bolt (D).
13) Remove the high-pressure pipe from the vehi-
cle.
(C)
(B)
(C)
(D)
Hose and Tube
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
B: INSTALLATION
CAUTION:
• When disconnecting/connecting hoses, do
not apply an excessive force to them. After in-
stalling, check that no torsion or excessive ten-
sion applied to the hoses.
• Seal the disconnected hose with a plug or vi-
nyl tape to prevent dirt from entering.
1) Install in the reverse order of removal.
2) Charge refrigerant. <Ref. to AC-20, PROCE-
DURE, Refrigerant Charging Procedure.>
Tightening torque:
Refer to "COMPONENT" of "General Descrip-
tion". <Ref. to AC-11, AIR CONDITIONING
UNIT, COMPONENT, General Description.>
C: INSPECTION
NOTE:
If any cracks, damage, or expansion are found in
the hose, replace it with new parts.
(A)
AC-01437
AC-35