Fan Speed Control Lever
Remove logicon switch assembly from vehicle. Connect a 12-volt battery to terminals "L" and "d". See Figure. Check continuity between each terminal of 6-pin connector. See Fig 1. See ELECTRONIC LOGIC CONTROL PANEL FAN SPEED CONTROL TEST table. If continuity is not as specified, replace logicon switch assembly.
ELECTRONIC LOGIC CONTROL PANEL FAN SPEED CONTROL TEST
| Switch Position | Continuity Between Terminals |
|---|---|
| 1 | d & e |
| 2 | c & e |
| 3 | b & e; e & f |
| 4 | a & e; e & f |