Heat SUBARU TRIBECA 2009 1.G Service Repair Manual

AC-39
Hose and Tube
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
9) Remove the front tube (E) and rear tube (F).
B: INSTALLATION
CAUTION:
•When disconnecting or connecting the hos-
es, do not apply excessive force. After install-
ing, check that no torsion or excessive tension
applied to the hoses.
•Seal the disconnected hose with a plug or vi-
nyl tape to prevent foreign matter from enter-
ing.
1) Install in the reverse order of removal.
2) Charge refrigerant. DURE, Refrigerant Charging Procedure.>
Tightening torque:
Refer to “COMPONENT” of “General Descrip-
tion”. UNIT, COMPONENT, General Description.>
C: INSPECTION
Check the hoses for cracks, damage and expan-
sion. If any fault is found, replace with new parts.
AC-01319
(A)(B)
(E)
(F)
(D)
(C)

AC-40
Relay and Fuse
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
19.Relay and Fuse
A: LOCATION
B: INSPECTION
While applying battery voltage to the terminal be-
tween (3) and (4), check continuity between (1) and
(2).
If no continuity exists, replace the relay with a new
one.
(1) Joint box
(2) Main fuse box
Main fan relay 1 (A)
Main fan relay 2 (B)
Sub fan relay (C)
A/C relay (D)
A/C Fuse (E)
AC-00787
(E)(1)
(2)
(A)
(B)(D)
(C)
(3) — (4): Continuity exists
(1) — (2): Continuity does not exist
AC-00641
1
1
2
2
3
3
4
4

AC-41
Pressure Switch (Triple Pressure Switch)
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
20.Pressure Switch (Triple Pres-
sure Switch)
A: INSPECTION
1) Connect the manifold gauge to the service valve
on the high-pressure side.
2) Remove the pressure switch harness connector.
Using a circuit tester, inspect the ON-OFF opera-
tion of the pressure switch.
AC-00788
1
243
Te r m i n a l
No.OPERATIONStandard
kPa (kg/cm2, psi)
High and low pressure switch 1 and 2
Tu r n s O F F.Rise to 3,140+50 –200 (32.02 +0.51 –2.04, 455.4 +7.25 –29.0)
Decrease to 196±20 (2.00±0.20, 28.4±2.9)
Tu r n s O N .Rise to 225+25 –29 (2.29 +0.25 –0.30, 32.6 +3.6 –4.2)
Decrease to 2,550±200 (26.00±2.04, 369.8±29.0)
Middle pressure switch 3 and 4Tu r n s O F F. I n c r e a s e t o 1 , 3 7 0±120 (14±1, 199±14)
Tu r n s O N . I n c r e a s e t o 1 , 7 7 0±100 (18±1, 256±14)

AC-42
Actuator
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
21.Actuator
A: REMOVAL
1. MODE DOOR ACTUATOR
Disconnect the connector, remove the screw, and
then remove the mode door actuator from the heat-
er and cooling unit.
2. FRESH/RECIRC DOOR ACTUATOR
Disconnect the connector, remove the screw, and
then remove the intake door actuator from the
blower motor unit.
3. AIR MIX DOOR ACTUATOR (AUTO A/C
MODEL)
Disconnect the connector, remove the screw, and
then remove the air mix door actuator from the
heater and cooling unit.
•Driver’s side
•Passenger’s side
B: INSTALLATION
Install in the reverse order of removal.
AC-01303
AC-01304
AC-01306
AC-01305

AC-43
Ambient Sensor (Auto A/C Model)
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
22.Ambient Sensor (Auto A/C
Model)
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Disconnect the ambient sensor connector.
3) Remove the ambient sensor from the radiator
lower panel.
B: INSTALLATION
Install in the reverse order of removal.
C: INSPECTION
nostic Procedure for Sensors.>
AC-01307

AC-44
Sunload Sensor (Auto A/C Model)
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
23.Sunload Sensor (Auto A/C
Model)
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Disconnect the connector and remove the sun-
load sensor.
CAUTION:
Be careful not to damage the interior trims
when removing the sensor.
B: INSTALLATION
Install in the reverse order of removal.
C: INSPECTION
nostic Procedure for Sensors.>
AC-01308

AC-45
In-vehicle Sensor (Auto A/C Model)
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
24.In-vehicle Sensor (Auto A/C
Model)
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Remove the instrument panel lower panel on
driver’s side. ment Panel Lower Cover.>
3) Disconnect the connector and aspirator hose,
remove the catch hook and remove the interior
temperature sensor from the knee guard plate.
CAUTION:
Be careful not to damage the sensors and inte-
rior trim when removing.
B: INSTALLATION
Install in the reverse order of removal.
C: INSPECTION
agnostic Procedure for Sensors.>

AC-46
Air Vent Grille
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
25.Air Vent Grille
A: REMOVAL
1. UPPER GRILL
1) Disconnect the ground cable from battery.
2) Lift the upper grill, and remove the catch on the
hazard switch side.
3) Hold the side of the monitor and remove the
catch on the upper, right and left sides.
4) Detach the connectors and remove the panel.
2. CENTER GRILLE
1) Disconnect the ground cable from battery.
2) Remove the front control panel. FRONT, REMOVAL, Control Panel.>
3) Remove the screw, and remove the center grill
3. SIDE GRILLE
Remove the catch in 2 locations to remove the side
air vent grill.
4. ROOF GRILL
Remove the catch, and remove the roof air vent
grill.
B: INSTALLATION
Install in the reverse order of removal.
C: INSPECTION
1) Check that the direction and amount of air can
be adjusted smoothly.
2) Check that the adjustment can be maintained in
each position.
AC-01345
AC-01346
AC-01347
AC-01309
AC-001354

AC-47
Heater Duct
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
26.Heater Duct
A: REMOVAL
1. FRONT HEATER DUCT
1) Remove the instrument panel lower cover. to EI-36, REMOVAL, Instrument Panel Lower Cov-
er.>
2) Remove the catch and detach the front heater
duct (A).
2. REAR HEATER DUCT
1) Remove the heater cooling unit. REMOVAL, Heater and Cooling Unit.>
2) Remove the front seats. AL, Front Seat.>
3) Remove the front side sill cover.
4) Pull off the floor mat to remove the rear center
heater duct (A) and rear heater duct LH, RH (B).
B: INSTALLATION
Install in the reverse order of removal.
AC-01349
(A)
AC-01350
(A)
(B)

AC-48
Heater Vent Duct
HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
27.Heater Vent Duct
A: REMOVAL
1. INSTRUMENT
1) Remove the instrument panel. REMOVAL, Instrument Panel Lower Cover.>
2) Remove the screws and detach the center vent
duct (A).
3) Remove the screws and detach the side vent
duct (B).
4) Remove the screws and detach the side defrost-
er duct (C).
2. ROOF DUCT
Remove the roof trim. Roof Trim.>
NOTE:
The roof duct is one piece with the roof trim. If it re-
quires replacement, replace the roof trim.
B: INSTALLATION
Install in the reverse order of removal.
AC-01352
(C)(B)
(C)
(A)