Loss Of Temperature Control - Spring Washer Retainer (90-3-7)

Publication date: 1990-01-31
Reference number: 90-3-7

LOSS OF TEMPERATURE CONTROL - SPRING WASHER RETAINER

TECHNICAL SERVICE BULLETIN

Reference Number(s): 90-3-7, Date of Issue: January 31, 1990

CONDITIONS

AIR CONDITIONING - MANUAL - LOSS OF TEMPERATURE CONTROL

HEATER - LOSS OF TEMPERATURE CONTROL

APPLICATION

Models: Ford: 1989-90 Probe

Bulletin No.: 90-3-7

Date: January 31, 1990

Symptom: A/C-Heater Loss of Temperature Control

ISSUE

The loss of temperature control may be caused by the temperature control cable coming off the blend air door pivot shaft.

ACTION

Install a spring washer retainer to secure the temperature control cable to the blend air door pivot shaft. Refer to the following procedure for service details.

Start the engine and bring it to normal operating temperature.
Depress the A/C button and put the blower speed on high.
Set the function control lever to the panel position.
Move the temperature selector lever to the maximum cool, then to the maximum heat position.
Check to see if there is a distinct difference in air temperature from cool to hot at the center panel registers.
If the air temperature does not respond to the temperature lever selection, examine the blend door cable attachment.
If the temperature control cable is disconnected from the blend door, install a spring washer retainer to secure the cable to the door pivot shaft.
Confirm the full temperature range as outlined in Steps 3 through 5 above.

PARTS INFORMATION

Part Number	Part Name	Class
FO2Z-19D624-A	Spring Washer Retainer	C