Depending whether the engine is equipped with
or without automatic valve clearance adjustment
one of the illustrated maintenance plans is in-
cluded. This label should be affixed to the engine
or equipment in an easily visible position. The
maintenance chart governs the maintenance in-
tervals.
On
new
or
reconditioned engines, after the
first 25 operating hours
, always
– Change engine oil, Chapter 5.3.2.
– Check valve clearances and adjust if necessary,
Chapter 5.3.3.
– Examine screw connections, chapter 5.3.5.
Do not tighten the cylinder head fastening.
If the engine is not used frequently
, change the
engine oil after
12 months at the latest
, regard-
less of the actual number of hours it has been in
operation.
20
0000 052 502 02
=
1
h
max
OIL
500
h
2
50
h
IN
EX
max
A
UT
O
M
.
Model
without
automatic valve clearance adjustment.
Model
with
automatic valve clearance adjustment.
1B20: 0,20mm 1B27: 0,10mm
1B30: 0,10mm 1B40: 0,10mm
1B50: 0,10mm
0000 051 104 06
=
1
h
max
OIL
500
h
2
50
h
IN
EX
max
