Too Much Heat - Daewoo Nubira Owner's Manual

Step
15
1. Check for obstructions in the system at the
blower inlet and check the air filter, if equipped.
2. Remove any obstructions at the blower inlet
and replace the filter if it is clogged.
Is the repair complete?
16
1. Turn the blower motor switch to 4.
2. Turn the temperature control knob from full hot
to full cold.
3. Listen for an airflow change.
Does the airflow change?
17
1. Check the temperature door, the cable, the
linkage, and the control.
2. Turn the temperature control knob to full hot.
Is the repair complete?
18
1. Check the system for any obstruction between
the blower and the system outlets.
2. Remove any obstruction between the blower
and the system outlets.
Is the repair complete?
Step
1 Verify the customer's complaint.
Are the customer's concerns verified?
2 Is there too much heat when the mode switch is in
the floor position?
3 Is there objectionable defroster bleed?
4
1. Check the door travel, the cable, the vacuum
actuators, and the linkage for the heater and
the defroster.
2. Adjust or repair, as required.
Is the repair complete?
5
1. Turn the A/C OFF on vehicles equipped with
A/C.
2. Turn the blower motor switch to 4.
3. Turn the temperature to full hot.
4. Turn the ignition ON.
5. Start the engine.
6. Check for airflow from the floor outlets.
7. Check the floor outlet attachment.
Is the airflow high?
6 Check for a change in the airflow at different blower
speeds.
Does the airflow change as the setting for the blower
motor speed switch is changed?
7
1. Check the temperature door travel, the cable,
and the linkage.
2. Turn the temperature control knob to full cold.
3. Check for full hot.
Is the repair complete?
DAEWOO V–121 BL4
HEATING AND VENTILATION SYSTEM 7A – 11
Action

TOO MUCH HEAT

Action
Value(s) Yes
System OK
Go to Step 17
System OK
System OK
Value(s) Yes
Go to Step 2
Go to Step 3
Go to Step 4
System OK
Go to Step 6
Go to Step 7
System OK
No
Go to Step 16
Go to Step 18
No
System OK
Go to Step 9
Go to Step 5
Go to Step 8
Go to "Blower
Electrical"