1. Connect battery positive voltage to terminal A of magnetic clutch and ground to A/C compressor body.

2. Verify that the magnetic clutch operates.

Magnetic clutch adjustment
Solar radiation sensor removal/installationMazda 6 Service Manual: System Canceling
When the Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS)
is turned off, press the Lane-keep Assist System (LAS) & Lane Departure Warning
System (LDWS) OFF switch.
The Lane-keep Assist System (LAS) & Lane Departure Warning System (LDWS) OFF
indicator light tu ...
Mazda 6 Service Manual: Dual proportioning valve replacement (without abs)
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
Dual Proportioning Valve Installation Note
Install the dual proportioning valve so that the R mark faces the left side
of the vehicle.
...