SM VEHICLES
OVERHAULING AN ENGINE
S 100-3 23
ASSEMBLY Conid.
PARTICULAR POINTS ON DISMANTLING AND ASSEMBLY
TIMING ADJUSTMENT (R.bL CYLINDER HEAD)
DISENGAGING CAMSHAFTS
- Loosen the nut (1) (pin spanner E of set
3185-T)
Find top dead centre (TDC) of cylinder 1
(gauge support 1682-T
gauge 2437-T)
- Free toothed ring (2)
Replace the front bearings of the two crankshafts
with the false bearings C of the set 3185-T.
Do not tighten the nuts (3)
- Put the gauge support A from set 3185-T,
and gauge 2437-T in position, with the pin
pressing on the inlet pushrod of cylinder
1, Fix it in position using plate F from
the set 3185-T
- Bring the needle of the gauge to 0.
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