12
INFORMATION ON ADJUSTMENTS
EN 170
12.3 Oil leak check
•
Before proceeding with operation, read Par. 3.3.2.
Check that there are no leakages next to area
A
.
1.
Start the engine at idle speed or without a load and
check whether there are any leakages next to area A.
2.
It is anyhow necessary to also check the seals of all main
components and their surface contact, such as:
- crankcase and oil seal (side 1
a
PTO)
- o
il sump and exhaust caps
- cylinder head and its assembled components
- rocker arm cove
r
- T
iming system carter and oil seal (side 2
a
PTO)
- oi
l dipstick housing or rod support tube.
NOTE:
Perform the checks described in
Points 1 and 2
periodically and during maintenance procedures.
It is also necessary to check for leakages on the components
that are not listed.
If necessary, disassemble the components that have a leakage
and investigate the possible cause.
The components must be replaced otherwise they do
notguarantee their sealing.
Fig 12.4
F
ig 12.5
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