TM 5-3805-291-23-2
IDLER GEARS REPLACEMENT - CONTINUED
0186 00
INSTALLATION
C AU T I O N
Make sure the timing marks on the gears are in alignment. If timing gear is installed backward, engine
will not start.
Check for proper alignment of camshaft gear and timing reference ring on camshaft assembly. Inspect
key between timing reference ring and camshaft gear. Check teeth on timing ring. Teeth should not be
defaced. Teeth should have sharp clean edges and teeth should be free of contaminants. Failure to fol-
low this caution may result in engine damage.
N OT E
Electronic injection timing must be calibrated after reassembly of the front gear train. Refer to Trouble-
shooting, Engine Speed/Timing Sensor - Calibration (WP 0013 00).
1.
Install gear (13), bearing (12), and bolt (11) on engine (8).
2.
Install idler gear (2), bearing and shaft assembly (10), and bolt (9) in engine (8).
3.
Install gear (7), bearing and shaft assembly (6), and bolt (5) in engine (8).
4.
Ensure timing marks (1) on camshaft gear (4), crank-
shaft gear (3), and idler gear (2) are aligned.
427-C0566
5.
Install front cover (WP 0178 00).
6.
Run engine until normal operating temperature is reached (TM 5-3805-291-10).
7.
Shut down engine (TM 5-3805-291-10).
8.
Check for leaks.
END OF WORK PACKAGE
0186 00-3/(0186 00-4 Blank)
