156643-2220 ZEXEL 9 423 618 449 BOSCH COUPLING PLATE 9423618449 1566432220 1157801980

(1) End play for shaft (new) ... 0.114 0.038 mm (.0045 .0015 in) Maximum permissible end play (worn) ... 0.20 mm (.008 in)(2) Thickness of thrust bearing (where thrust rings contact bearing) ... 5.36 0.03 mm (.211 .001 in)(3) Diameter of shaft (new) ... 15.997 to 16.005 mm (.6298 to .6301 in) Bore in the bearing (new) ... 16.035 to 16.043 mm (.6313 to .6316 in)Maximum permissible clearance between bearing and shaft (worn) ... 0.05 mm (.002 in)(4) Maximum permissible gap of oil seal ring, measured in bore of housing ... 0.25 mm (.010 in)(5) Install the compressor wheel (at room temperature) as follows: a. Put compressor wheel on the shaft.b. Put a small amount of clean engine oil on the threads.c. Tighten the