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Home >> Infiniti >> 2017 >> QX80 Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Engine Mechanical) >> Unit Disassembly And Assembly >> Rear Timing Chain Case >> Disassembly And Assembly >> Assembly

Disassembly And Assembly: Assembly

WARNING: This page is about a different car, the 2016 Infiniti QX50. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install rear timing chain case as follows:
    1. Install new O-rings (1) onto cylinder block.
      G05207331Courtesy of NISSAN NORTH AMERICA, INC.
      ARROW : Engine front
      CAUTION:

      Do not reuse O-rings.

    2. Apply liquid gasket with the tube presser (commercial service tool) to rear timing chain case back side as shown in the illustration.

      Use Genuine RTV Silicone Sealant or equivalent.  Refer to RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS .

      CAUTION:
      • For Z-A in the illustration, completely wipe off liquid gasket extended on a portion touching at engine coolant.
      • Apply liquid gasket on installation position of water pump and cylinder head completely.
      GNSJPBIA0092ZZ-092Courtesy of NISSAN NORTH AMERICA, INC.
      C. Protrusion D. Clearance 1 mm (0.04 in) E. Do not protrude in this area
      F. Run along bolt hole inner side G. Protrusions at beginning and end of gasket    
      h. π3.4 - 4.4 mm (0.134 - 173 in) i. π2.6 - 2.8 mm (0.102 - 0.110 in)    
      Refer to COMPONENTS for symbol marks in the illustration.
    3. Align rear timing chain case with dowel pins (bank 1 and bank 2) on cylinder block and install rear timing chain case.
      • Check that O-rings stay in place during installation to cylinder block.
    4. Tighten mounting bolts in numerical order as shown in the illustration.
      G05207329Courtesy of NISSAN NORTH AMERICA, INC.
      • There are three types of mounting bolts. Refer to the following for locating bolts.
        Bolt length: Bolt position
          20 mm (0.79 in) : 1, 2, 3, 6, 7, 8, 9, 10
          16 mm (0.63 in) : 4, 5, 11, 12, 13
          BOLT : 12.7 N•m (1.3 kg-m, 9 ft-lb)
          16 mm (0.63 in) : Except the above
          BOLT : 15.0 N•m (1.5 kg-m, 11 ft-lb)
    5. After all bolts are tightened, retighten them to the specified torque in numerical order shown in the illustration.
      • If liquid gasket protrudes, wipe it off immediately.
    6. After installing rear timing chain case, check the surface height difference between the following parts on the oil pan (upper) mounting surface.
      G06294475Courtesy of NISSAN NORTH AMERICA, INC.
      1 : Rear timing chain case
      2 : Lower cylinder block
      Standard
        Rear timing chain case to lower cylinder block:
          -0.24 to 0.14 mm (-0.0094 to 0.0055 in)
      • If not within the standard, repeat the installation procedure.
  2. Install water pump with new O-rings. Refer to EXPLODED VIEW WITH TORQUE SPECIFICATIONS .
  3. Install timing chains, camshaft sprockets and front timing chain case. Refer to REMOVAL AND INSTALLATION .
    • After installing front timing chain case, check the surface height difference between the following parts on the oil pan (upper) mounting surface.
      G05207337Courtesy of NISSAN NORTH AMERICA, INC.
      1 : Front timing chain case
      2 : Rear timing chain case
      3 : Lower cylinder block
      Standard
        Front timing chain case to rear timing chain case:
          -0.14 to 0.14 mm (-0.0055 to 0.0055 in)
    • If not within the standard, repeat the installation procedure.
  4. Install oil pan (upper). Refer to EXPLODED VIEW WITH TORQUE SPECIFICATIONS  (2WD models) or EXPLODED VIEW WITH TORQUE SPECIFICATIONS  (AWD models).
  5. Install in the reverse order of removal after this step.