Lincoln D5AZ-19986-A Switch Assembly

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Disconnect the cable from the negative battery terminal.

After the trim is removed, remove the four screws and pull the control assembly out of the dash.

While it is advisable to entrust air conditioner work to a dealer, a proficient home mechanic, after professionally discharging the system, can replace visibly defective components. To access the A/C Switch, remove the consolette screws, disconnect the trim cover, release fixing screws, and detach the A/C Switch, disconnecting wiring, vacuum pipes, and the temperature lever control cable. The cable should be refitted and adjusted as instructed. The Blower Control Switches can be accessed through A/C Switch removal. The blower motor, incorporated within the evaporator casing, requires glovebox removal for access and is secured by four fixing screws. Vacuum motors for various functions can be accessed by removing the glovebox. Evaporator removal involves disconnecting the battery, draining the cooling system, and disassembling various components. Likewise, the combination valve and A/C Accumulator require specific steps for removal, including disconnecting refrigerant lines and capping openings. The condenser removal involves tasks like extracting screws, disconnecting refrigerant lines, and removing the component. The A/C Accumulator, positioned under the right-hand front fender, demands specific steps, including raising the vehicle and removing the roadwheel. During refitting, it is crucial to use new O-ring seals, add refrigerant oil for certain components, and, importantly, discharge the system before removing marked components, with subsequent testing and recharging by a dealer upon completion of dismantling and reassembly operations.

For safety reasons, disconnect the battery ground cable. Pull the knob off the switch lever. Undo and remove the two controls to instrument panel mounting screws located on the face of the control assembly. Ease the control assembly forwards out of the panel to give access to the rear. Disconnect the switch lead wire. Undo and remove the screw securing the switch to the control assembly. Remove the switch from the forward side of the control assembly. Refitting the Blower Control Switches is the reverse sequence to removal.

For safety reasons, disconnect the battery ground cable. Pull the knob off the switch lever. Undo and remove the two controls to instrument panel mounting screws located on the face of the control assembly. Ease the control assembly forwards out of the panel to give access to the rear. Disconnect the switch lead wire. Undo and remove the screw securing the switch to the control assembly. Remove the switch from the forward side of the control assembly. Refitting the Blower Control Switches is the reverse sequence to removal.

While it is advisable to entrust air conditioner work to a dealer, a proficient home mechanic, after professionally discharging the system, can replace visibly defective components. To access the A/C Switch, remove the consolette screws, disconnect the trim cover, release fixing screws, and detach the A/C Switch, disconnecting wiring, vacuum pipes, and the temperature lever control cable. The cable should be refitted and adjusted as instructed. The Blower Control Switches can be accessed through A/C Switch removal. The blower motor, incorporated within the evaporator casing, requires glovebox removal for access and is secured by four fixing screws. Vacuum motors for various functions can be accessed by removing the glovebox. Evaporator removal involves disconnecting the battery, draining the cooling system, and disassembling various components. Likewise, the combination valve and A/C Accumulator require specific steps for removal, including disconnecting refrigerant lines and capping openings. The condenser removal involves tasks like extracting screws, disconnecting refrigerant lines, and removing the component. The A/C Accumulator, positioned under the right-hand front fender, demands specific steps, including raising the vehicle and removing the roadwheel. During refitting, it is crucial to use new O-ring seals, add refrigerant oil for certain components, and, importantly, discharge the system before removing marked components, with subsequent testing and recharging by a dealer upon completion of dismantling and reassembly operations.