Industrial 1.6L Engine Mechanical 1-25
Adjust
1. Turn crankshaft two revolutions (720°) in engine rota-
tional direction, until timing marks align. Turn crankshaft
slowly and uniformly and do not change position of cool-
ant pump.
2. Reduce toothed belt tension by turning coolant pump in
direction of arrow with KM–421–A until pointer (1) and
notch (2) on toothed belt tension roller carrier plate align.
3. Set crankshaft another two revolutions (720°) in engine
rotational direction to mark ”1st cylinder ignition TDC”
and check adjustment of toothed belt tension roller. If
marks do not align, repeat adjustment procedure.
Tighten
Tighten coolant pump to cylinder block bolts to 8 Nm
/ 6 lb. ft.
Installation Procedure
1. Remove fastening bolt from toothed belt drive gear and
install toothed belt cover, lower part – see operation
Toothed Belt Cover, Lower Part, Remove and Install.
2. Install ribbed V–belt – see operation Ribbed V–belt,
Remove and Install.
3. Install upper part of toothed belt cover – see operation
Toothed Belt Cover – Upper Part, Remove and Install.
4. Check cooling system for leaks – see operation in Sec-
tion 3, Engine Cooling - Cooling System, Check for
Leaks.
Repair Instructions
Engine Timing Side
Ribbed V–belt, Remove and Install
Removal Procedure
1. Remove the fan guard. Refer to procedure Fan Guard
Replacement.
2. Loosen the generator mounting bolts.
3. Move the generator inward to loosen the tension on the
drive belt.
4. Slide the belt off the pulleys and over the fan blades.
5. Inspect the drive belt for:
• Cracks
• Glazing
• Tears or cuts
• Excessive wear
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