621H, 623H and 627H Wheel Tractor-Scrapers Engine Supplement Caterpillar


Ignition Coil (ARD) - Remove and Install - Tractor

Usage:

623H DBF

Removal Procedure




    Illustration 1g02588760

  1. Remove bolts (1) and panel assembly (2) .



    Illustration 2g02588876

  1. Disconnect harness assembly (3) and cable assembly (4) .

  1. Remove bolts (5) and ignition coil (ARD) (6) .

Installation Procedure

  1. Install ignition coil (ARD) (6) in the reverse order of removal.

    1. Tighten bolts (1) to a torque of 15 ± 3 N·m (133 ± 27 lb in).

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