TM-9-2990-206-34&P Parts Manual, Tools and Maintenance for Turbocharger Model T18C01 Download
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TM 9-2990-206-34&P DISASSEMBLY—Continued. REMOVE IMPELLER NUT (COMPRESSOR WHEEL NUT) TOOLS: 13/16 inch, angular offset box wrench, 12 point 1/2 inch, 1/2 inch drive socket, 12 point 1/2 inch drive ratchet handle Holding fixture (improvised) REMOVAL : 1. Place a 13/16 inch angular 12 point box wrench in vise. Position wrench to hold turbine wheel hub. 2. Place turbine wheel hub in box wrench and hold in position (A). 3. Using 1/2 inch socket and ratchet handle (B) remove compressor wheel nut (C) from turbine wheel shaft. 4. On turbine wheel hubs that cannot be held with a box wrench (because of factory balancing), use improvised holding fixture (D) to keep turbine wheel from turning. Refer to page 2-5 for fabrication instruc- tions. 5. Using 1/2 inch socket and ratchet handle (B), remove nut (C) from turbine wheel shaft. 3-5