Nissan 100NX N14 silhouetteN14

Cylinder Head - Disassembly

EM-218prose procedure

CD engine; hydraulic valve lifter handling notes apply to CD20.

Continued from EM-217

CYLINDER HEAD — Disassembly

Disassembly

  1. 1
    Remove front camshaft sprocket plate, front and rear sprockets using suitable tools and front back cover.
    Tool KV10109300 engaged on a camshaft sprocket to hold/remove the front camshaft sprocket plate and front and rear sprockets.
    SEM864
  2. 2
    Remove camshaft brackets in order from outside to inside.
    Loosen camshaft bracket nuts in two or three stages.
  3. 3
    Remove camshaft and oil seals.
  4. 4
    Remove valve lifters.
    For hydraulic valve lifter — CD20: Do not set hydraulic valve lifters as illustrated as air will enter valve lifter causing malfunction.
    Do not disassemble hydraulic valve lifters.
    Attach tags to valve lifters to prevent mixing them up.
    Valve lifters must be put in engine oil after removal.
    Two hydraulic valve lifters: the left one shown crossed-out (incorrect, laid flat) and the right shown upright, illustrating that lifters must not be set on their side as air will enter.
    SEM715B
  5. 5
    Remove valve component parts using special service tool or a suitable tool.
    Keep each valve and its components together and mark them so they can be reassembled in their original positions.
    Special service tools KV10109210 and KV10109220 used to remove valve component parts (valve spring compressor) on the cylinder head.
    SEM716B
  6. 6
    Remove valve oil seals using special tool.
    Special tool KV10107900 used to remove valve oil seals from the cylinder head.
    SEM745B
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