Suburban 3/4 Ton 4WD V8-305 5.0L (1986)
Compressor Clutch: Service and Repair
Delco Air R-4 Radial Compressor
Removal
Fig. 2 Replacing compressor shaft nut
1.
With compressor secured to a suitable holding fixture and clamped in a vise, remove shaft nut using tools J-25030 and J-9399.
Fig. 3 Removing clutch plate & hub assembly
2.
Using tool J-33013-B, remove clutch plate and hub assembly and shaft key, Fig. 3.
Installation
Fig. 4 Installing shaft key
1.
Install shaft key into hub key groove, allowing key to project 3/16 inch from keyway, Fig. 4. The key is slightly curved to provide an
interference fit in shaft.
2.
With shaft key and keyway aligned, assemble clutch plate and hub on shaft. Clean clutch plate and clutch rotor frictional surfaces before
installation. When installing the assembly, do not apply pressure to clutch hub and shaft.
