Function Selector Valve
WARNING: This page is about a different car, the 1995 Ford Pickup, 1995 Ford F-Super Duty, 1995 Ford Cab & Chassis, and 1995 Ford Bronco. However, it is still accessible from the selected car via links, so may be relevant.
Place function selector knob in specified position. Using a vacuum gauge, check for presence or absence of vacuum and compare to VACUUM DISTRIBUTION table. If test results are not as specified, check for kinked or broken vacuum lines. If vacuum lines are okay, replace function selector valve. See Fig 1 .
VACUUM DISTRIBUTION
| Selector Knob | (1) Outside/Recirculation | (1) Panel/Defrost | (1) Floor/Defrost | ||
|---|---|---|---|---|---|
| Position | Door | Door | Door | ||
| OFF | V | NV | V | ||
| FLOOR | NV | NV | V | ||
| VENT | NV | V | V | ||
| MIX | NV | NV | V | ||
| DEF | NV | NV | NV | ||
|
|||||