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KRYOTEC ENGINE
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5. REPAIR AND INSPECTION DETAILS
A. TIMING BELT
Inspect the belt for excessive wear or damage.
Replace the belt if any of the following are noticed.
Hardening - belt will be glossy and hard.
Pressing on the belt with a fingernail will not
make an impression.
Cracks in rubber.
Canvas showing
Broken, cracked, or missing belt tooth
Excessive wear on side of belt. The side of the
belt should appear to have been cut with a knife.
In the early stages of belt wear, the load side of the
belt teeth will look like fluffy canvas with some of
the rubber missing.
In the later stage of wear, the canvas will be gone
from the belt teeth and showing exposed rubber.
NOTE
Inspect the condition of the water pump, belt
tensioner, and timing belt idler pulley when
replacing the timing belt.
TIMING ANGLES
Operation control clearance (mm)
Intake
( • )
Exhaust
( • )
Control timing clearance (mm)
Intake
-
Exhaust
-
Intake
Opening (BTDC)
10
°
Opening (ATDC)
-
Closed (after BDC)
2
°
Exhaust
Opening (before BDC)
40
°
Opening (BTDC)
-
Closed (ATDC)
9
°
( • ) Hydraulic Tappets