| Vehicle | High | Low |
| Crown Victoria, Grand Marquis & Town Car | (1) | (3) |
| Escort & Tracer | (1) | (2) |
| All Others | (4) | (5) |
| (1) In discharge line between compressor and condenser or liquid line to evaporator. (2) On compressor head or suction line. (3) Service valve on accumulator. (4) Install Adapter D81L-19703-A on valve on discharge line between compressor and condenser or liquid line to evaporator. Connect gauge to adapter. (5) Remove pressure switch from accumulator. Install Adapter D87P-19703-A between accumulator and pressure switch. Connect gauge to adapter. |
| (1) | In discharge line between compressor and condenser or liquid line to evaporator. |
| (2) | On compressor head or suction line. |
| (3) | Service valve on accumulator. |
| (4) | Install Adapter D81L-19703-A on valve on discharge line between compressor and condenser or liquid line to evaporator. Connect gauge to adapter. |
| (5) | Remove pressure switch from accumulator. Install Adapter D87P-19703-A between accumulator and pressure switch. Connect gauge to adapter. |
1992 PASSENGER CAR SERVICE VALVE LOCATIONS
| Vehicle | High | Low |
| Aerostar, Explorer & Ranger | (1) | (2) |
| Bronco, "E" & "F" Series | (1) | (3) |
| (1) In discharge line near condenser. (2) Service valve on accumulator. (3) Remove pressure switch from accumulator. Install Adapter D87P-19703-A between accumulator and pressure switch. Connect gauge to adapter. |
| (1) | In discharge line near condenser. |
| (2) | Service valve on accumulator. |
| (3) | Remove pressure switch from accumulator. Install Adapter D87P-19703-A between accumulator and pressure switch. Connect gauge to adapter. |
1992 TRUCKS & VANS SYSTEM SERVICE VALVE LOCATIONS