Daewoo BM090, Manual

Page: 173 / 261

171
Valve clearance adjustment
Adjustment intervals
Rated valve clearance (cold)
Adjustment of valve clearance
After removing the cylinder head cov-
ers, rotate the crank-shaft until the
intake and exhaust valves of No. 6
cylinder are overlapped (water pump
side).
Loosen the lock nut of one rocker
arm adjusting screw of the cylinder
indicated in the following chart (
֧ ).
Insert a thickness gage of specified
thickness into the clearance between
the valve stem end and rocker arm,
then adjust the clearance with the
adjusting screw.
When the correct adjustment is
obtained, fully tighten the lock nut. As
same manner, adjust the clearances
of the other valves(
֧
).
Turn the crank-shaft 360°(the intake
and exhaust valves of No. 1 cylinder
are over lapped) and adjust the clear-
ances of the valves (
Ƅ ).
Valve clearance adjustment chart
Engine model Change intervals
At end of first
D1146 1,000km,
D1146Ti Second : 2,500km
Every 5,000km
DE08TiS
DE12 At end of first
DE12T 1,000km and
DE12Ti Every 20,000km
DE12TiS
Engine model Change intervals
1 2 3 4 5 6
in ex in ex in ex in ex in ex in ex
֧ ֧ ֧ ֧ ֧ ֧
Ƅ Ƅ Ƅ Ƅ Ƅ Ƅ
D1146
D1146Ti
DE08TiS
DE12
DE12T
DE12Ti
DE12TiS
Inake 0.30mm
Exhaust 0.3mm
(DE ENG.)