Mercedes-Benz 602, Service Manual

Page: 115 / 324

Cylinder head bolts
(17, 18, 19) . . . . . . . . . . . . .
unbolt in opposite order of torquing diagram,
check length of cylinder head bolts and replace
if necessary. Bolt on according to torquing
diagram, socket 601 589 00 10 00
(items 17, 20, 23 28).
Note
Observe different lengths of bolts and tightening
specifications.
Cylinder head (20) remove together with cylinder head gasket
install (items 18, 19, 21, 22).
Note
Clean parting surfaces on cylinder head and
check for cracks. Install cylinder head with new
gasket.
After assembling engine check cooling and engine oil systems for
leakage (item 38).
Tightening torques and rotation angles (tightening in stages)
Nm
Cylinder head bolts with
Initial tightening torque Stage 1
15
Allen head (engine cold) Stage 2 35
Rotation angle Stage 3
Interval for setting
10 min
Rotation angle Stage 4
M 8 Allen bolts in area of timing chain case (reference value)
25
Exhaust pipe on exhaust manifold
25
Side exhaust support
25
01.10