Suzuki XL7 2007 Service Manual page 1898

7A-84 Heating, Ventilation and Air Conditioning:
Step
If a large amount of debris was collected in the shop towel
from the compressor hose assembly, replace the receiver
18
dehydrator. Refer to "Receiver Dehydrator Replacement".
Is the action complete?
1. Install the compressor hose assembly. Refer to
"Compressor Hose Assembly Replacement".
19
2. Recharge the A/C system. Refer to "Refrigerant Recovery
and Recharging".
Are the actions complete?
1. Record the low and the high side pressures and the
instrument panel outlet air temperature after you perform
the repairs.
2. Compare the pressures and the instrument panel outlet air
temperature to those listed in the A/C Performance Chart.
20
Refer to "Air Conditioning (A/C) System Performance Test
(w/ C69)" "Air Conditioning (A/C) System Performance
Test (w/o C69)".
Are the readings within the specified ranges as shown on the
A/C Performance Chart?
Operate the system in order to verify the repair.
21 Did you find and correct the condition?
Odor Correction
Eliminating Air Conditioning Odor
Odors may be emitted from the air conditioning system
primarily at start up in hot, humid climates. The following
conditions may cause the odor:
• Debris is present in the HVAC module.
• Microbial growth on the evaporator core
When the blower motor fan is turned on, the microbial
growth may release an unpleasant musty odor into the
passenger compartment. To remove odors of this type,
the microbial growth must be eliminated. Perform the
following procedure:
Deodorize the evaporator core using Deodorizing
Aerosol Kit.
Perform the following steps in order to deodorize the A/C
system:
1. Ensure that the plenum which draws outside air into
the HVAC module is clear of debris.
2. Disable the A/C compressor clutch operation by
disconnecting the clutch coil electrical connector.
3. Dry the evaporator core by performing the following
steps:
a. Start the engine.
b. Select the warmest temperature setting.
c. Select the recirculation mode.
d. Run the blower motor on high for 10 minutes.
Action
Repair Instructions
4. Locate an area in the HVAC module case between
5. Drill a 3.175 mm (0.125 in) hole where the hole will
6. Wear safety goggles and latex gloves in order to
7. Shut the engine OFF. Allow the vehicle to sit for 3-5
8. Seal the 3.175 mm (0.125 in) hole with body sealer
9. Start the engine.
10. Operate the blower motor on high for 15-20 minutes
11. Reconnect the A/C compressor clutch coil electrical
12. Verify proper clutch operation.
Yes
Go to Step 19
Go to Step 20
Go to Step 21
System OK
the blower motor and the evaporator core
downstream of the blower motor.
not interfere with or damage the following
components:
– The blower motor
– The evaporator core
– Any other operating part the of system
perform the following actions:
a. Select the maximum blower speed.
b. Insert the deodorizer extension tube into the hole
to the mark on the extension tube.
c. Use short spray bursts and vary the direction of
spray for a 2-3 minute period of time.
minutes.
or RTV gasket compound.
to dry.
connector.
No
—
—
Go to "Air
Conditioning (A/C)
System Performance
Test (w/ C69)" "Air
Conditioning (A/C)
System Performance
Test (w/o C69)"
Go to "Symptoms -
HVAC Systems -
Automatic"