um DSR EX 125 Workshop Manual page 81

ASSEMBLING THE ENGINE
AND ADJUSTMENTS
Position:
- Set of camshaft locking keys (6).
Set of camshaft locking keys:
Ref. 864567
Fit:
- The camshaft crown wheels (7).
- The timing chain (8).
- Apply Loctite before fitting the 2 volts.
- The camshaft crown wheels washer (9) and bolts (10).
N.B.:
DO NOT TIGHTEN THE CROWN WHEEL BOLTS UNTIL THE TIMING
CHAIN TENSION HAS FIRSTLY BEEN SET.
Adjust:
- Press the tab (11).
- Push the timing chain tensioner (12).
- Release the tab (11).
Fit:
- The tensioner seal.
- The timing chain tensioner (13).
The timing chain tensioner bolts.
1,1-1,3 kgf.m (11-13 N.m)
- The spring (14), by pressing until the bolt is in position.
The timing chain tensioner spring.
0,8-1 kgf.m (8-10 N.m)
79 WORKSHOP MANUAL
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14
6
12